<5>[ 0.000000] Linux version 5.12.0-rc4-gda4a2b1a5479-kfence_1+ (kbuild@fractal.fi.intel.com) (gcc (GCC) 10.2.1 20201125 (Red Hat 10.2.1-9), GNU ld version 2.35-18.fc33) #1 SMP PREEMPT Mon Mar 29 11:25:58 EEST 2021 <6>[ 0.000000] Command line: BOOT_IMAGE=/boot/drm_intel root=/dev/sda1 rootwait fsck.repair=yes nmi_watchdog=panic,auto panic=5 softdog.soft_panic=5 drm.debug=0xe log_buf_len=1M 3 ro <6>[ 0.000000] Disabled fast string operations <6>[ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' <6>[ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' <6>[ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' <6>[ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 <6>[ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. <6>[ 0.000000] BIOS-provided physical RAM map: <6>[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009d7ff] usable <6>[ 0.000000] BIOS-e820: [mem 0x000000000009d800-0x000000000009ffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000000e0000-0x00000000000fffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001fffffff] usable <6>[ 0.000000] BIOS-e820: [mem 0x0000000020000000-0x00000000201fffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x0000000020200000-0x000000003fffffff] usable <6>[ 0.000000] BIOS-e820: [mem 0x0000000040000000-0x00000000401fffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x0000000040200000-0x00000000da99efff] usable <6>[ 0.000000] BIOS-e820: [mem 0x00000000da99f000-0x00000000dae9efff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000dae9f000-0x00000000daf9efff] ACPI NVS <6>[ 0.000000] BIOS-e820: [mem 0x00000000daf9f000-0x00000000daffefff] ACPI data <6>[ 0.000000] BIOS-e820: [mem 0x00000000dafff000-0x00000000daffffff] usable <6>[ 0.000000] BIOS-e820: [mem 0x00000000db000000-0x00000000df9fffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000fed08000-0x00000000fed08fff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000ffd20000-0x00000000ffffffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000011e5fffff] usable <6>[ 0.000000] NX (Execute Disable) protection: active <6>[ 0.000000] SMBIOS 2.6 present. <6>[ 0.000000] DMI: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <6>[ 0.000000] tsc: Fast TSC calibration using PIT <6>[ 0.000000] tsc: Detected 2492.007 MHz processor <7>[ 0.001674] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved <7>[ 0.001700] e820: remove [mem 0x000a0000-0x000fffff] usable <6>[ 0.001731] last_pfn = 0x11e600 max_arch_pfn = 0x400000000 <6>[ 0.003243] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT <6>[ 0.011906] last_pfn = 0xdb000 max_arch_pfn = 0x400000000 <7>[ 0.011979] reserving inaccessible SNB gfx pages <6>[ 0.022429] printk: log_buf_len: 1048576 bytes <6>[ 0.022450] printk: early log buf free: 259184(98%) <6>[ 0.022469] ACPI: Early table checksum verification disabled <6>[ 0.022491] ACPI: RSDP 0x00000000000F00E0 000024 (v02 LENOVO) <6>[ 0.022518] ACPI: XSDT 0x00000000DAFFE120 0000A4 (v01 LENOVO TP-8D 00001460 PTEC 00000002) <6>[ 0.022548] ACPI: FACP 0x00000000DAFE7000 0000F4 (v04 LENOVO TP-8D 00001460 PTL 00000002) <6>[ 0.022578] ACPI: DSDT 0x00000000DAFEA000 00FA89 (v01 LENOVO TP-8D 00001460 INTL 20061109) <6>[ 0.022602] ACPI: FACS 0x00000000DAF2D000 000040 <6>[ 0.022623] ACPI: FACS 0x00000000DAF2D000 000040 <6>[ 0.022643] ACPI: SLIC 0x00000000DAFFD000 000176 (v01 LENOVO TP-8D 00001460 PTEC 00000001) <6>[ 0.022666] ACPI: SSDT 0x00000000DAFFC000 000249 (v01 LENOVO TP-SSDT2 00000200 INTL 20061109) <6>[ 0.022689] ACPI: SSDT 0x00000000DAFFB000 000033 (v01 LENOVO TP-SSDT1 00000100 INTL 20061109) <6>[ 0.022711] ACPI: SSDT 0x00000000DAFFA000 0007D1 (v01 LENOVO SataAhci 00001000 INTL 20061109) <6>[ 0.022733] ACPI: HPET 0x00000000DAFE6000 000038 (v01 LENOVO TP-8D 00001460 PTL 00000002) <6>[ 0.022755] ACPI: APIC 0x00000000DAFE5000 000098 (v01 LENOVO TP-8D 00001460 PTL 00000002) <6>[ 0.022777] ACPI: MCFG 0x00000000DAFE4000 00003C (v01 LENOVO TP-8D 00001460 PTL 00000002) <6>[ 0.022799] ACPI: ECDT 0x00000000DAFE3000 000052 (v01 LENOVO TP-8D 00001460 PTL 00000002) <6>[ 0.022821] ACPI: ASF! 0x00000000DAFE9000 0000A5 (v32 LENOVO TP-8D 00001460 PTL 00000002) <6>[ 0.022844] ACPI: TCPA 0x00000000DAFE2000 000032 (v02 PTL LENOVO 06040000 LNVO 00000001) <6>[ 0.022867] ACPI: SSDT 0x00000000DAFE1000 000A27 (v01 PmRef Cpu0Ist 00003000 INTL 20061109) <6>[ 0.022890] ACPI: SSDT 0x00000000DAFE0000 000996 (v01 PmRef CpuPm 00003000 INTL 20061109) <6>[ 0.022913] ACPI: UEFI 0x00000000DAFDF000 00003E (v01 LENOVO TP-8D 00001460 PTL 00000002) <6>[ 0.022935] ACPI: UEFI 0x00000000DAFDE000 000042 (v01 PTL COMBUF 00000001 PTL 00000001) <6>[ 0.022957] ACPI: UEFI 0x00000000DAFDD000 000292 (v01 LENOVO TP-8D 00001460 PTL 00000002) <7>[ 0.022990] ACPI: Local APIC address 0xfee00000 <6>[ 0.039200] Zone ranges: <6>[ 0.039218] DMA [mem 0x0000000000001000-0x0000000000ffffff] <6>[ 0.039235] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] <6>[ 0.039250] Normal [mem 0x0000000100000000-0x000000011e5fffff] <6>[ 0.039265] Movable zone start for each node <6>[ 0.039273] Early memory node ranges <6>[ 0.039282] node 0: [mem 0x0000000000001000-0x000000000009cfff] <6>[ 0.039294] node 0: [mem 0x0000000000100000-0x000000001fffffff] <6>[ 0.039304] node 0: [mem 0x0000000020200000-0x000000003fffffff] <6>[ 0.039314] node 0: [mem 0x0000000040200000-0x00000000da99efff] <6>[ 0.039324] node 0: [mem 0x00000000dafff000-0x00000000daffffff] <6>[ 0.039333] node 0: [mem 0x0000000100000000-0x000000011e5fffff] <6>[ 0.039344] Initmem setup node 0 [mem 0x0000000000001000-0x000000011e5fffff] <7>[ 0.039357] On node 0 totalpages: 1018684 <7>[ 0.039365] DMA zone: 64 pages used for memmap <7>[ 0.039372] DMA zone: 156 pages reserved <7>[ 0.039377] DMA zone: 3996 pages, LIFO batch:0 <6>[ 0.040212] DMA zone: 28772 pages in unavailable ranges <7>[ 0.040223] DMA32 zone: 13911 pages used for memmap <7>[ 0.040229] DMA32 zone: 890272 pages, LIFO batch:63 <6>[ 0.055835] DMA32 zone: 23136 pages in unavailable ranges <7>[ 0.055860] Normal zone: 1944 pages used for memmap <7>[ 0.055867] Normal zone: 124416 pages, LIFO batch:31 <6>[ 0.058163] Normal zone: 6656 pages in unavailable ranges <6>[ 0.058206] Reserving Intel graphics memory at [mem 0xdba00000-0xdf9fffff] <6>[ 0.058572] ACPI: PM-Timer IO Port: 0x408 <7>[ 0.058585] ACPI: Local APIC address 0xfee00000 <6>[ 0.058605] ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) <6>[ 0.058617] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) <6>[ 0.058656] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23 <6>[ 0.058686] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) <6>[ 0.058700] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) <7>[ 0.058714] ACPI: IRQ0 used by override. <7>[ 0.058722] ACPI: IRQ9 used by override. <6>[ 0.058732] Using ACPI (MADT) for SMP configuration information <6>[ 0.058743] ACPI: HPET id: 0x8086a301 base: 0xfed00000 <6>[ 0.058761] TSC deadline timer available <6>[ 0.058770] smpboot: Allowing 8 CPUs, 4 hotplug CPUs <6>[ 0.058856] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] <6>[ 0.058871] PM: hibernation: Registered nosave memory: [mem 0x0009d000-0x0009dfff] <6>[ 0.058881] PM: hibernation: Registered nosave memory: [mem 0x0009e000-0x0009ffff] <6>[ 0.058891] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000dffff] <6>[ 0.058900] PM: hibernation: Registered nosave memory: [mem 0x000e0000-0x000fffff] <6>[ 0.058912] PM: hibernation: Registered nosave memory: [mem 0x20000000-0x201fffff] <6>[ 0.058925] PM: hibernation: Registered nosave memory: [mem 0x40000000-0x401fffff] <6>[ 0.058937] PM: hibernation: Registered nosave memory: [mem 0xda99f000-0xdae9efff] <6>[ 0.058946] PM: hibernation: Registered nosave memory: [mem 0xdae9f000-0xdaf9efff] <6>[ 0.058956] PM: hibernation: Registered nosave memory: [mem 0xdaf9f000-0xdaffefff] <6>[ 0.058968] PM: hibernation: Registered nosave memory: [mem 0xdb000000-0xdf9fffff] <6>[ 0.058977] PM: hibernation: Registered nosave memory: [mem 0xdfa00000-0xf7ffffff] <6>[ 0.058986] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff] <6>[ 0.058996] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xfebfffff] <6>[ 0.059005] PM: hibernation: Registered nosave memory: [mem 0xfec00000-0xfec00fff] <6>[ 0.059014] PM: hibernation: Registered nosave memory: [mem 0xfec01000-0xfed07fff] <6>[ 0.059023] PM: hibernation: Registered nosave memory: [mem 0xfed08000-0xfed08fff] <6>[ 0.059032] PM: hibernation: Registered nosave memory: [mem 0xfed09000-0xfed0ffff] <6>[ 0.059041] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff] <6>[ 0.059050] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed1bfff] <6>[ 0.059059] PM: hibernation: Registered nosave memory: [mem 0xfed1c000-0xfed1ffff] <6>[ 0.059068] PM: hibernation: Registered nosave memory: [mem 0xfed20000-0xfedfffff] <6>[ 0.059078] PM: hibernation: Registered nosave memory: [mem 0xfee00000-0xfee00fff] <6>[ 0.059087] PM: hibernation: Registered nosave memory: [mem 0xfee01000-0xffd1ffff] <6>[ 0.059096] PM: hibernation: Registered nosave memory: [mem 0xffd20000-0xffffffff] <6>[ 0.059112] [mem 0xdfa00000-0xf7ffffff] available for PCI devices <6>[ 0.059130] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns <6>[ 0.077900] setup_percpu: NR_CPUS:16 nr_cpumask_bits:16 nr_cpu_ids:8 nr_node_ids:1 <6>[ 0.087087] percpu: Embedded 70 pages/cpu s247568 r8192 d30960 u524288 <7>[ 0.087130] pcpu-alloc: s247568 r8192 d30960 u524288 alloc=1*2097152 <7>[ 0.087146] pcpu-alloc: [0] 0 1 2 3 [0] 4 5 6 7 <6>[ 0.087276] Built 1 zonelists, mobility grouping on. Total pages: 1002609 <5>[ 0.087307] Kernel command line: BOOT_IMAGE=/boot/drm_intel root=/dev/sda1 rootwait fsck.repair=yes nmi_watchdog=panic,auto panic=5 softdog.soft_panic=5 drm.debug=0xe log_buf_len=1M 3 ro <6>[ 0.093565] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) <6>[ 0.096564] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) <6>[ 0.099867] mem auto-init: stack:off, heap alloc:off, heap free:off <6>[ 0.816715] Memory: 3867620K/4074736K available (14346K kernel code, 2480K rwdata, 4464K rodata, 1228K init, 20824K bss, 206860K reserved, 0K cma-reserved) <6>[ 0.817541] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=8, Nodes=1 <6>[ 0.821892] Kernel/User page tables isolation: enabled <6>[ 0.823209] Running RCU self tests <6>[ 0.823280] rcu: Preemptible hierarchical RCU implementation. <6>[ 0.823290] rcu: RCU lockdep checking is enabled. <6>[ 0.823298] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=8. <6>[ 0.823309] rcu: RCU callback double-/use-after-free debug enabled. <6>[ 0.823318] Trampoline variant of Tasks RCU enabled. <6>[ 0.823326] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. <6>[ 0.823336] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8 <6>[ 0.845370] NR_IRQS: 4352, nr_irqs: 488, preallocated irqs: 16 <6>[ 0.846546] kfence: initialized - using 2097152 bytes for 255 objects at 0x(____ptrval____)-0x(____ptrval____) <5>[ 0.846695] random: get_random_bytes called from start_kernel+0x3b9/0x571 with crng_init=0 <6>[ 0.849285] Console: colour VGA+ 80x25 <6>[ 0.871603] printk: console [tty0] enabled <4>[ 0.871741] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.871933] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.872061] ... MAX_LOCK_DEPTH: 48 <4>[ 0.872191] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.872322] ... CLASSHASH_SIZE: 4096 <4>[ 0.873018] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.873150] ... MAX_LOCKDEP_CHAINS: 131072 <4>[ 0.873283] ... CHAINHASH_SIZE: 65536 <4>[ 0.873414] memory used by lock dependency info: 9333 kB <4>[ 0.873558] memory used for stack traces: 8320 kB <4>[ 0.873693] per task-struct memory footprint: 1920 bytes <6>[ 0.873870] ACPI: Core revision 20210105 <6>[ 0.875813] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484882848 ns <6>[ 0.876137] APIC: Switch to symmetric I/O mode setup <6>[ 0.876386] x2apic: IRQ remapping doesn't support X2APIC mode <6>[ 0.878087] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 <6>[ 0.883106] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x23ebbb1fed4, max_idle_ns: 440795229962 ns <6>[ 0.883409] Calibrating delay loop (skipped), value calculated using timer frequency.. 4984.01 BogoMIPS (lpj=2492007) <6>[ 0.883644] pid_max: default: 32768 minimum: 301 <6>[ 0.884509] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) <6>[ 0.884721] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) <6>[ 0.888902] Disabled fast string operations <6>[ 0.889078] CPU0: Thermal monitoring enabled (TM1) <6>[ 0.889329] process: using mwait in idle threads <6>[ 0.889384] Last level iTLB entries: 4KB 512, 2MB 8, 4MB 8 <6>[ 0.889533] Last level dTLB entries: 4KB 512, 2MB 32, 4MB 32, 1GB 0 <6>[ 0.889702] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization <6>[ 0.889907] Spectre V2 : Mitigation: Full generic retpoline <6>[ 0.890053] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch <6>[ 0.890376] Spectre V2 : Enabling Restricted Speculation for firmware calls <6>[ 0.890545] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier <6>[ 0.890745] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl <6>[ 0.890909] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp <6>[ 0.891134] MDS: Vulnerable: Clear CPU buffers attempted, no microcode <6>[ 0.891851] Freeing SMP alternatives memory: 36K <6>[ 0.894384] smpboot: Estimated ratio of average max frequency by base frequency (times 1024): 1228 <6>[ 0.894677] smpboot: CPU0: Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz (family: 0x6, model: 0x2a, stepping: 0x7) <6>[ 0.898262] Running RCU-tasks wait API self tests <6>[ 0.902680] Performance Events: PEBS fmt1+, SandyBridge events, 16-deep LBR, full-width counters, Intel PMU driver. <6>[ 0.903025] ... version: 3 <6>[ 0.903178] ... bit width: 48 <6>[ 0.903328] ... generic registers: 4 <6>[ 0.903387] ... value mask: 0000ffffffffffff <6>[ 0.903559] ... max period: 00007fffffffffff <6>[ 0.903729] ... fixed-purpose events: 3 <6>[ 0.903879] ... event mask: 000000070000000f <6>[ 0.905746] rcu: Hierarchical SRCU implementation. <6>[ 0.916314] NMI watchdog: Enabled. Permanently consumes one hw-PMU counter. <6>[ 0.918849] smp: Bringing up secondary CPUs ... <6>[ 0.921822] x86: Booting SMP configuration: <6>[ 0.922055] .... node #0, CPUs: #1 <6>[ 0.033089] Disabled fast string operations <4>[ 0.924658] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. <4>[ 0.928569] #2 <6>[ 0.033089] Disabled fast string operations <4>[ 0.933818] #3 <6>[ 0.033089] Disabled fast string operations <6>[ 0.936092] smp: Brought up 1 node, 4 CPUs <6>[ 0.936835] smpboot: Max logical packages: 2 <6>[ 0.936993] smpboot: Total of 4 processors activated (19936.05 BogoMIPS) <6>[ 0.942389] devtmpfs: initialized <6>[ 0.948470] PM: Registering ACPI NVS region [mem 0xdae9f000-0xdaf9efff] (1048576 bytes) <6>[ 0.953261] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns <6>[ 0.953404] futex hash table entries: 2048 (order: 6, 262144 bytes, linear) <6>[ 0.954319] pinctrl core: initialized pinctrl subsystem <6>[ 0.957584] NET: Registered protocol family 16 <6>[ 0.964994] thermal_sys: Registered thermal governor 'fair_share' <6>[ 0.965010] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.965206] thermal_sys: Registered thermal governor 'user_space' <6>[ 0.965753] cpuidle: using governor menu <6>[ 0.966595] ACPI FADT declares the system doesn't support PCIe ASPM, so disable it <6>[ 0.966851] ACPI: bus type PCI registered <6>[ 0.967021] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 <6>[ 0.969057] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf8000000-0xfbffffff] (base 0xf8000000) <6>[ 0.969360] PCI: MMCONFIG at [mem 0xf8000000-0xfbffffff] reserved in E820 <6>[ 0.969650] PCI: Using configuration type 1 for base access <6>[ 0.969897] core: PMU erratum BJ122, BV98, HSD29 worked around, HT is on <4>[ 0.972640] ENERGY_PERF_BIAS: Set to 'normal', was 'performance' <6>[ 1.045724] Kprobes globally optimized <6>[ 1.048000] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages <6>[ 1.051366] cryptomgr_test (40) used greatest stack depth: 14720 bytes left <6>[ 1.052642] cryptomgr_test (44) used greatest stack depth: 14608 bytes left <6>[ 1.060037] cryptomgr_test (48) used greatest stack depth: 14344 bytes left <6>[ 1.068452] cryptd: max_cpu_qlen set to 1000 <6>[ 1.081782] cryptomgr_test (59) used greatest stack depth: 14176 bytes left <6>[ 1.110540] Callback from call_rcu_tasks() invoked. <3>[ 1.114065] BUG: using smp_processor_id() in preemptible [00000000] code: cryptomgr_test/68 <4>[ 1.114393] caller is invalidate_user_asid+0x13/0x50 <4>[ 1.114587] CPU: 0 PID: 68 Comm: cryptomgr_test Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 1.114862] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 1.115108] Call Trace: <4>[ 1.115245] dump_stack+0x7f/0xad <4>[ 1.115372] check_preemption_disabled+0xc8/0xd0 <4>[ 1.115372] invalidate_user_asid+0x13/0x50 <4>[ 1.115372] flush_tlb_one_kernel+0x5/0x20 <4>[ 1.115372] kfence_protect+0x56/0x80 <4>[ 1.115372] kfence_guarded_free+0x231/0x2f0 <4>[ 1.115372] ? crypto_scomp_free_scratches+0x29/0x60 <4>[ 1.115372] kfree+0x335/0x370 <4>[ 1.115372] crypto_scomp_free_scratches+0x29/0x60 <4>[ 1.115372] crypto_exit_scomp_ops_async+0x34/0x40 <4>[ 1.115372] crypto_destroy_tfm+0x2f/0x80 <4>[ 1.115372] alg_test_comp+0x295/0x2c0 <4>[ 1.115372] alg_test.part.0+0x329/0x3d0 <4>[ 1.115372] ? find_held_lock+0x2b/0x80 <4>[ 1.115372] ? _raw_spin_unlock_irqrestore+0x50/0x70 <4>[ 1.115372] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 1.115372] ? crypto_acomp_scomp_free_ctx+0x20/0x20 <4>[ 1.115372] cryptomgr_test+0x22/0x40 <4>[ 1.115372] kthread+0x14b/0x170 <4>[ 1.115372] ? __kthread_bind_mask+0x60/0x60 <4>[ 1.115372] ret_from_fork+0x22/0x30 <6>[ 1.117071] cryptomgr_test (68) used greatest stack depth: 14080 bytes left <6>[ 1.129625] kworker/u16:0 (74) used greatest stack depth: 13880 bytes left <6>[ 1.135834] cryptomgr_test (72) used greatest stack depth: 13840 bytes left <6>[ 1.177838] raid6: sse2x4 gen() 3539 MB/s <6>[ 1.194842] raid6: sse2x4 xor() 2089 MB/s <6>[ 1.211843] raid6: sse2x2 gen() 3830 MB/s <6>[ 1.228831] raid6: sse2x2 xor() 2143 MB/s <6>[ 1.245802] raid6: sse2x1 gen() 3019 MB/s <6>[ 1.262760] raid6: sse2x1 xor() 1885 MB/s <6>[ 1.262921] raid6: using algorithm sse2x2 gen() 3830 MB/s <6>[ 1.263096] raid6: .... xor() 2143 MB/s, rmw enabled <6>[ 1.263264] raid6: using ssse3x2 recovery algorithm <6>[ 1.264935] ACPI: Added _OSI(Module Device) <6>[ 1.265099] ACPI: Added _OSI(Processor Device) <6>[ 1.265262] ACPI: Added _OSI(3.0 _SCP Extensions) <6>[ 1.265391] ACPI: Added _OSI(Processor Aggregator Device) <6>[ 1.265594] ACPI: Added _OSI(Linux-Dell-Video) <6>[ 1.265776] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) <6>[ 1.265972] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) <3>[ 1.366414] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1 <4>[ 1.366680] caller is invalidate_user_asid+0x13/0x50 <4>[ 1.366864] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 1.367110] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 1.367342] Call Trace: <4>[ 1.367372] dump_stack+0x7f/0xad <4>[ 1.367372] check_preemption_disabled+0xc8/0xd0 <4>[ 1.367372] invalidate_user_asid+0x13/0x50 <4>[ 1.367372] flush_tlb_one_kernel+0x5/0x20 <4>[ 1.367372] kfence_protect+0x56/0x80 <4>[ 1.367372] kfence_guarded_free+0x231/0x2f0 <4>[ 1.367372] ? acpi_os_release_object+0x5/0x10 <4>[ 1.367372] kmem_cache_free+0x318/0x360 <4>[ 1.367372] acpi_os_release_object+0x5/0x10 <4>[ 1.367372] acpi_ps_delete_parse_tree+0x28/0x54 <4>[ 1.367372] acpi_ps_complete_this_op+0x13f/0x1b0 <4>[ 1.367372] acpi_ps_complete_op+0x20/0x277 <4>[ 1.367372] acpi_ps_parse_loop+0x4f1/0x5de <4>[ 1.367372] acpi_ps_parse_aml+0x8f/0x2bb <4>[ 1.367372] acpi_ps_execute_table+0xac/0xed <4>[ 1.367372] acpi_ns_execute_table+0x120/0x16b <4>[ 1.367372] acpi_ns_load_table+0x31/0x83 <4>[ 1.367372] acpi_tb_load_namespace+0xaa/0x1e1 <4>[ 1.367372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.367372] acpi_load_tables+0x33/0x6a <4>[ 1.367372] acpi_init+0x8c/0x49b <4>[ 1.367372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.367372] do_one_initcall+0x56/0x2e0 <4>[ 1.367372] ? kernel_init_freeable+0x163/0x1a8 <4>[ 1.367372] kernel_init_freeable+0x163/0x1a8 <4>[ 1.367372] ? rest_init+0x229/0x229 <4>[ 1.367372] kernel_init+0x5/0xf7 <4>[ 1.367372] ret_from_fork+0x22/0x30 <3>[ 1.469774] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1 <4>[ 1.470027] caller is invalidate_user_asid+0x13/0x50 <4>[ 1.470204] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 1.470372] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 1.470372] Call Trace: <4>[ 1.470372] dump_stack+0x7f/0xad <4>[ 1.470372] check_preemption_disabled+0xc8/0xd0 <4>[ 1.470372] invalidate_user_asid+0x13/0x50 <4>[ 1.470372] flush_tlb_one_kernel+0x5/0x20 <4>[ 1.470372] kfence_protect+0x56/0x80 <4>[ 1.470372] kfence_guarded_free+0x231/0x2f0 <4>[ 1.470372] ? acpi_os_release_object+0x5/0x10 <4>[ 1.470372] kmem_cache_free+0x318/0x360 <4>[ 1.470372] acpi_os_release_object+0x5/0x10 <4>[ 1.470372] acpi_ps_create_op+0x142/0x23f <4>[ 1.470372] acpi_ps_parse_loop+0x171/0x5de <4>[ 1.470372] acpi_ps_parse_aml+0x8f/0x2bb <4>[ 1.470372] acpi_ps_execute_table+0xac/0xed <4>[ 1.470372] acpi_ns_execute_table+0x120/0x16b <4>[ 1.470372] acpi_ns_load_table+0x31/0x83 <4>[ 1.470372] acpi_tb_load_namespace+0xaa/0x1e1 <4>[ 1.470372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.470372] acpi_load_tables+0x33/0x6a <4>[ 1.470372] acpi_init+0x8c/0x49b <4>[ 1.470372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.470372] do_one_initcall+0x56/0x2e0 <4>[ 1.470372] ? kernel_init_freeable+0x163/0x1a8 <4>[ 1.470372] kernel_init_freeable+0x163/0x1a8 <4>[ 1.470372] ? rest_init+0x229/0x229 <4>[ 1.470372] kernel_init+0x5/0xf7 <4>[ 1.470372] ret_from_fork+0x22/0x30 <3>[ 1.581560] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1 <4>[ 1.581818] caller is invalidate_user_asid+0x13/0x50 <4>[ 1.582016] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 1.582266] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 1.582372] Call Trace: <4>[ 1.582372] dump_stack+0x7f/0xad <4>[ 1.582372] check_preemption_disabled+0xc8/0xd0 <4>[ 1.582372] invalidate_user_asid+0x13/0x50 <4>[ 1.582372] flush_tlb_one_kernel+0x5/0x20 <4>[ 1.582372] kfence_protect+0x56/0x80 <4>[ 1.582372] kfence_guarded_free+0x231/0x2f0 <4>[ 1.582372] ? acpi_os_release_object+0x5/0x10 <4>[ 1.582372] kmem_cache_free+0x318/0x360 <4>[ 1.582372] acpi_os_release_object+0x5/0x10 <4>[ 1.582372] acpi_ps_complete_op+0x257/0x277 <4>[ 1.582372] acpi_ps_parse_loop+0x4f1/0x5de <4>[ 1.582372] acpi_ps_parse_aml+0x8f/0x2bb <4>[ 1.582372] acpi_ds_auto_serialize_method+0x9a/0xb0 <4>[ 1.582372] acpi_ds_init_one_object+0xa9/0xc6 <4>[ 1.582372] acpi_ns_walk_namespace+0xd9/0x1b7 <4>[ 1.582372] ? acpi_ds_create_index_field+0xff/0xff <4>[ 1.582372] acpi_ds_initialize_objects+0x61/0xaa <4>[ 1.582372] ? down_timeout+0x2e/0x50 <4>[ 1.582372] acpi_ns_load_table+0x53/0x83 <4>[ 1.582372] acpi_tb_load_namespace+0xaa/0x1e1 <4>[ 1.582372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.582372] acpi_load_tables+0x33/0x6a <4>[ 1.582372] acpi_init+0x8c/0x49b <4>[ 1.582372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.582372] do_one_initcall+0x56/0x2e0 <4>[ 1.582372] ? kernel_init_freeable+0x163/0x1a8 <4>[ 1.582372] kernel_init_freeable+0x163/0x1a8 <4>[ 1.582372] ? rest_init+0x229/0x229 <4>[ 1.582372] kernel_init+0x5/0xf7 <4>[ 1.582372] ret_from_fork+0x22/0x30 <3>[ 1.694032] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1 <4>[ 1.694285] caller is invalidate_user_asid+0x13/0x50 <4>[ 1.694386] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 1.694639] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 1.694882] Call Trace: <4>[ 1.695011] dump_stack+0x7f/0xad <4>[ 1.695163] check_preemption_disabled+0xc8/0xd0 <4>[ 1.695336] invalidate_user_asid+0x13/0x50 <4>[ 1.695372] flush_tlb_one_kernel+0x5/0x20 <4>[ 1.695372] kfence_protect+0x56/0x80 <4>[ 1.695372] kfence_guarded_free+0x231/0x2f0 <4>[ 1.695372] ? acpi_os_release_object+0x5/0x10 <4>[ 1.695372] kmem_cache_free+0x318/0x360 <4>[ 1.695372] acpi_os_release_object+0x5/0x10 <4>[ 1.695372] acpi_ps_delete_parse_tree+0x28/0x54 <4>[ 1.695372] acpi_ps_complete_this_op+0x13f/0x1b0 <4>[ 1.695372] acpi_ps_complete_op+0x20/0x277 <4>[ 1.695372] acpi_ps_parse_loop+0x4f1/0x5de <4>[ 1.695372] acpi_ps_parse_aml+0x8f/0x2bb <4>[ 1.695372] acpi_ds_auto_serialize_method+0x9a/0xb0 <4>[ 1.695372] acpi_ds_init_one_object+0xa9/0xc6 <4>[ 1.695372] acpi_ns_walk_namespace+0xd9/0x1b7 <4>[ 1.695372] ? acpi_ds_create_index_field+0xff/0xff <4>[ 1.695372] acpi_ds_initialize_objects+0x61/0xaa <4>[ 1.695372] ? down_timeout+0x2e/0x50 <4>[ 1.695372] acpi_ns_load_table+0x53/0x83 <4>[ 1.695372] acpi_tb_load_namespace+0xaa/0x1e1 <4>[ 1.695372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.695372] acpi_load_tables+0x33/0x6a <4>[ 1.695372] acpi_init+0x8c/0x49b <4>[ 1.695372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.695372] do_one_initcall+0x56/0x2e0 <4>[ 1.695372] ? kernel_init_freeable+0x163/0x1a8 <4>[ 1.695372] kernel_init_freeable+0x163/0x1a8 <4>[ 1.695372] ? rest_init+0x229/0x229 <4>[ 1.695372] kernel_init+0x5/0xf7 <4>[ 1.695372] ret_from_fork+0x22/0x30 <3>[ 1.805723] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1 <4>[ 1.805980] caller is invalidate_user_asid+0x13/0x50 <4>[ 1.806160] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 1.806372] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 1.806372] Call Trace: <4>[ 1.806372] dump_stack+0x7f/0xad <4>[ 1.806372] check_preemption_disabled+0xc8/0xd0 <4>[ 1.806372] invalidate_user_asid+0x13/0x50 <4>[ 1.806372] flush_tlb_one_kernel+0x5/0x20 <4>[ 1.806372] kfence_protect+0x56/0x80 <4>[ 1.806372] kfence_guarded_free+0x231/0x2f0 <4>[ 1.806372] ? acpi_os_release_object+0x5/0x10 <4>[ 1.806372] kmem_cache_free+0x318/0x360 <4>[ 1.806372] acpi_os_release_object+0x5/0x10 <4>[ 1.806372] acpi_ps_complete_op+0x257/0x277 <4>[ 1.806372] acpi_ps_parse_loop+0x4f1/0x5de <4>[ 1.806372] acpi_ps_parse_aml+0x8f/0x2bb <4>[ 1.806372] acpi_ds_auto_serialize_method+0x9a/0xb0 <4>[ 1.806372] acpi_ds_init_one_object+0xa9/0xc6 <4>[ 1.806372] acpi_ns_walk_namespace+0xd9/0x1b7 <4>[ 1.806372] ? acpi_ds_create_index_field+0xff/0xff <4>[ 1.806372] acpi_ds_initialize_objects+0x61/0xaa <4>[ 1.806372] ? down_timeout+0x2e/0x50 <4>[ 1.806372] acpi_ns_load_table+0x53/0x83 <4>[ 1.806372] acpi_tb_load_namespace+0xaa/0x1e1 <4>[ 1.806372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.806372] acpi_load_tables+0x33/0x6a <4>[ 1.806372] acpi_init+0x8c/0x49b <4>[ 1.806372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.806372] do_one_initcall+0x56/0x2e0 <4>[ 1.806372] ? kernel_init_freeable+0x163/0x1a8 <4>[ 1.806372] kernel_init_freeable+0x163/0x1a8 <4>[ 1.806372] ? rest_init+0x229/0x229 <4>[ 1.806372] kernel_init+0x5/0xf7 <4>[ 1.806372] ret_from_fork+0x22/0x30 <3>[ 1.917981] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1 <4>[ 1.918266] caller is invalidate_user_asid+0x13/0x50 <4>[ 1.918386] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 1.918639] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 1.918870] Call Trace: <4>[ 1.919008] dump_stack+0x7f/0xad <4>[ 1.919160] check_preemption_disabled+0xc8/0xd0 <4>[ 1.919333] invalidate_user_asid+0x13/0x50 <4>[ 1.919372] flush_tlb_one_kernel+0x5/0x20 <4>[ 1.919372] kfence_protect+0x56/0x80 <4>[ 1.919372] kfence_guarded_free+0x231/0x2f0 <4>[ 1.919372] ? acpi_os_release_object+0x5/0x10 <4>[ 1.919372] kmem_cache_free+0x318/0x360 <4>[ 1.919372] acpi_os_release_object+0x5/0x10 <4>[ 1.919372] acpi_ps_delete_parse_tree+0x28/0x54 <4>[ 1.919372] acpi_ps_complete_this_op+0x13f/0x1b0 <4>[ 1.919372] acpi_ps_complete_op+0x20/0x277 <4>[ 1.919372] acpi_ps_parse_loop+0x4f1/0x5de <4>[ 1.919372] acpi_ps_parse_aml+0x8f/0x2bb <4>[ 1.919372] acpi_ds_auto_serialize_method+0x9a/0xb0 <4>[ 1.919372] acpi_ds_init_one_object+0xa9/0xc6 <4>[ 1.919372] acpi_ns_walk_namespace+0xd9/0x1b7 <4>[ 1.919372] ? acpi_ds_create_index_field+0xff/0xff <4>[ 1.919372] acpi_ds_initialize_objects+0x61/0xaa <4>[ 1.919372] ? down_timeout+0x2e/0x50 <4>[ 1.919372] acpi_ns_load_table+0x53/0x83 <4>[ 1.919372] acpi_tb_load_namespace+0xaa/0x1e1 <4>[ 1.919372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.919372] acpi_load_tables+0x33/0x6a <4>[ 1.919372] acpi_init+0x8c/0x49b <4>[ 1.919372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 1.919372] do_one_initcall+0x56/0x2e0 <4>[ 1.919372] ? kernel_init_freeable+0x163/0x1a8 <4>[ 1.919372] kernel_init_freeable+0x163/0x1a8 <4>[ 1.919372] ? rest_init+0x229/0x229 <4>[ 1.919372] kernel_init+0x5/0xf7 <4>[ 1.919372] ret_from_fork+0x22/0x30 <3>[ 2.030095] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1 <4>[ 2.030361] caller is invalidate_user_asid+0x13/0x50 <4>[ 2.030386] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 2.030653] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 2.030884] Call Trace: <4>[ 2.031012] dump_stack+0x7f/0xad <4>[ 2.031164] check_preemption_disabled+0xc8/0xd0 <4>[ 2.031336] invalidate_user_asid+0x13/0x50 <4>[ 2.031372] flush_tlb_one_kernel+0x5/0x20 <4>[ 2.031372] kfence_protect+0x56/0x80 <4>[ 2.031372] kfence_guarded_free+0x231/0x2f0 <4>[ 2.031372] ? acpi_os_release_object+0x5/0x10 <4>[ 2.031372] kmem_cache_free+0x318/0x360 <4>[ 2.031372] acpi_os_release_object+0x5/0x10 <4>[ 2.031372] acpi_ps_delete_parse_tree+0x28/0x54 <4>[ 2.031372] acpi_ps_complete_this_op+0x13f/0x1b0 <4>[ 2.031372] acpi_ps_complete_op+0x20/0x277 <4>[ 2.031372] acpi_ps_parse_loop+0x4f1/0x5de <4>[ 2.031372] acpi_ps_parse_aml+0x8f/0x2bb <4>[ 2.031372] acpi_ds_auto_serialize_method+0x9a/0xb0 <4>[ 2.031372] acpi_ds_init_one_object+0xa9/0xc6 <4>[ 2.031372] acpi_ns_walk_namespace+0xd9/0x1b7 <4>[ 2.031372] ? acpi_ds_create_index_field+0xff/0xff <4>[ 2.031372] acpi_ds_initialize_objects+0x61/0xaa <4>[ 2.031372] ? down_timeout+0x2e/0x50 <4>[ 2.031372] acpi_ns_load_table+0x53/0x83 <4>[ 2.031372] acpi_tb_load_namespace+0xaa/0x1e1 <4>[ 2.031372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 2.031372] acpi_load_tables+0x33/0x6a <4>[ 2.031372] acpi_init+0x8c/0x49b <4>[ 2.031372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 2.031372] do_one_initcall+0x56/0x2e0 <4>[ 2.031372] ? kernel_init_freeable+0x163/0x1a8 <4>[ 2.031372] kernel_init_freeable+0x163/0x1a8 <4>[ 2.031372] ? rest_init+0x229/0x229 <4>[ 2.031372] kernel_init+0x5/0xf7 <4>[ 2.031372] ret_from_fork+0x22/0x30 <3>[ 2.141589] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1 <4>[ 2.141856] caller is invalidate_user_asid+0x13/0x50 <4>[ 2.142041] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 2.142289] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 2.142372] Call Trace: <4>[ 2.142372] dump_stack+0x7f/0xad <4>[ 2.142372] check_preemption_disabled+0xc8/0xd0 <4>[ 2.142372] invalidate_user_asid+0x13/0x50 <4>[ 2.142372] flush_tlb_one_kernel+0x5/0x20 <4>[ 2.142372] kfence_protect+0x56/0x80 <4>[ 2.142372] kfence_guarded_free+0x231/0x2f0 <4>[ 2.142372] ? acpi_ds_create_operand+0x152/0x244 <4>[ 2.142372] kfree+0x335/0x370 <4>[ 2.142372] acpi_ds_create_operand+0x152/0x244 <4>[ 2.142372] acpi_ds_create_operands+0x6e/0xd4 <4>[ 2.142372] ? acpi_ds_create_buffer_field+0x16d/0x190 <4>[ 2.142372] acpi_ds_eval_buffer_field_operands+0x19/0xd1 <4>[ 2.142372] acpi_ds_exec_end_op+0x25b/0x40c <4>[ 2.142372] acpi_ps_parse_loop+0x4a2/0x5de <4>[ 2.142372] acpi_ps_parse_aml+0x8f/0x2bb <4>[ 2.142372] acpi_ps_execute_table+0xac/0xed <4>[ 2.142372] acpi_ns_execute_table+0x120/0x16b <4>[ 2.142372] acpi_ns_load_table+0x31/0x83 <4>[ 2.142372] acpi_tb_load_namespace+0x148/0x1e1 <4>[ 2.142372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 2.142372] acpi_load_tables+0x33/0x6a <4>[ 2.142372] acpi_init+0x8c/0x49b <4>[ 2.142372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 2.142372] do_one_initcall+0x56/0x2e0 <4>[ 2.142372] ? kernel_init_freeable+0x163/0x1a8 <4>[ 2.142372] kernel_init_freeable+0x163/0x1a8 <4>[ 2.142372] ? rest_init+0x229/0x229 <4>[ 2.142372] kernel_init+0x5/0xf7 <4>[ 2.142372] ret_from_fork+0x22/0x30 <6>[ 2.220402] ACPI: 6 ACPI AML tables successfully acquired and loaded <6>[ 2.254010] ACPI: EC: EC started <6>[ 2.254240] ACPI: EC: interrupt blocked <6>[ 2.272555] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 <6>[ 2.272736] ACPI: EC: Boot ECDT EC used to handle transactions <5>[ 2.281548] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored <3>[ 2.358740] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1 <4>[ 2.359007] caller is invalidate_user_asid+0x13/0x50 <4>[ 2.359188] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 2.359372] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 2.359372] Call Trace: <4>[ 2.359372] dump_stack+0x7f/0xad <4>[ 2.359372] check_preemption_disabled+0xc8/0xd0 <4>[ 2.359372] invalidate_user_asid+0x13/0x50 <4>[ 2.359372] flush_tlb_one_kernel+0x5/0x20 <4>[ 2.359372] kfence_protect+0x56/0x80 <4>[ 2.359372] kfence_guarded_free+0x231/0x2f0 <4>[ 2.359372] ? acpi_ps_parse_aml+0x1ac/0x2bb <4>[ 2.359372] kfree+0x335/0x370 <4>[ 2.359372] acpi_ps_parse_aml+0x1ac/0x2bb <4>[ 2.359372] acpi_ps_execute_method+0x159/0x18e <4>[ 2.359372] acpi_ns_evaluate+0x1c2/0x259 <4>[ 2.359372] acpi_evaluate_object+0x13b/0x24b <4>[ 2.359372] acpi_processor_set_pdc+0x12d/0x180 <4>[ 2.359372] early_init_pdc+0xae/0xcb <4>[ 2.359372] acpi_ns_walk_namespace+0xd9/0x1b7 <4>[ 2.359372] ? set_no_mwait+0x1e/0x1e <4>[ 2.359372] ? set_no_mwait+0x1e/0x1e <4>[ 2.359372] acpi_walk_namespace+0x94/0xc6 <4>[ 2.359372] ? acpi_sleep_proc_init+0x1f/0x1f <4>[ 2.359372] acpi_early_processor_set_pdc+0x2c/0x44 <4>[ 2.359372] acpi_init+0x33a/0x49b <4>[ 2.359372] do_one_initcall+0x56/0x2e0 <4>[ 2.359372] ? kernel_init_freeable+0x163/0x1a8 <4>[ 2.359372] kernel_init_freeable+0x163/0x1a8 <4>[ 2.359372] ? rest_init+0x229/0x229 <4>[ 2.359372] kernel_init+0x5/0xf7 <4>[ 2.359372] ret_from_fork+0x22/0x30 <6>[ 2.370082] ACPI: Dynamic OEM Table Load: <6>[ 2.370337] ACPI: SSDT 0xFFFF888100AA4000 0008C0 (v01 PmRef Cpu0Cst 00003001 INTL 20061109) <6>[ 2.405667] ACPI: Dynamic OEM Table Load: <6>[ 2.405907] ACPI: SSDT 0xFFFF8881010D0400 000303 (v01 PmRef ApIst 00003000 INTL 20061109) <6>[ 2.429510] ACPI: Dynamic OEM Table Load: <6>[ 2.429745] ACPI: SSDT 0xFFFF888100CBDC00 000119 (v01 PmRef ApCst 00003000 INTL 20061109) <6>[ 2.487117] ACPI: Interpreter enabled <6>[ 2.487731] ACPI: (supports S0 S3 S4 S5) <6>[ 2.487919] ACPI: Using IOAPIC for interrupt routing <6>[ 2.488897] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug <6>[ 2.501904] ACPI: Enabled 6 GPEs in block 00 to 3F <6>[ 2.682413] ACPI: PM: Power Resource [PUBS] (on) <6>[ 2.694189] acpi PNP0C0A:01: ACPI dock station (docks/bays count: 1) <6>[ 2.757672] acpi LNXIOBAY:00: ACPI dock station (docks/bays count: 2) <6>[ 2.836402] acpi IBM0079:00: ACPI dock station (docks/bays count: 3) <6>[ 2.859516] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 9 10 *11) <6>[ 2.867371] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 9 10 *11) <6>[ 2.875119] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 7 9 10 *11) <6>[ 2.882830] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 9 *10 11) <6>[ 2.890707] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 *7 9 10 11) <6>[ 2.896143] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 9 10 11) *0, disabled. <6>[ 2.903820] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 *7 9 10 11) <6>[ 2.911573] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 7 9 *10 11) <6>[ 2.914864] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-fe]) <6>[ 2.915144] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] <6>[ 2.932288] acpi PNP0A08:00: _OSC: platform does not support [PCIeCapability LTR] <6>[ 2.941614] acpi PNP0A08:00: _OSC: not requesting control; platform does not support [PCIeCapability] <6>[ 2.941900] acpi PNP0A08:00: _OSC: OS requested [PCIeHotplug PME AER PCIeCapability LTR] <6>[ 2.942180] acpi PNP0A08:00: _OSC: platform willing to grant [PCIeHotplug PME AER] <6>[ 2.942389] acpi PNP0A08:00: _OSC: platform retains control of PCIe features (AE_SUPPORT) <6>[ 2.942725] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge <6>[ 2.949113] PCI host bridge to bus 0000:00 <6>[ 2.949302] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] <6>[ 2.949404] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] <6>[ 2.949629] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] <6>[ 2.949907] pci_bus 0000:00: root bus resource [mem 0xdfa00000-0xfebfffff window] <6>[ 2.950402] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed4bfff window] <6>[ 2.950678] pci_bus 0000:00: root bus resource [bus 00-fe] <6>[ 2.951260] pci 0000:00:00.0: [8086:0104] type 00 class 0x060000 <6>[ 2.954125] pci 0000:00:02.0: [8086:0126] type 00 class 0x030000 <6>[ 2.954372] pci 0000:00:02.0: reg 0x10: [mem 0xf0000000-0xf03fffff 64bit] <6>[ 2.954623] pci 0000:00:02.0: reg 0x18: [mem 0xe0000000-0xefffffff 64bit pref] <6>[ 2.954882] pci 0000:00:02.0: reg 0x20: [io 0x5000-0x503f] <6>[ 2.959328] pci 0000:00:16.0: [8086:1c3a] type 00 class 0x078000 <6>[ 2.960457] pci 0000:00:16.0: reg 0x10: [mem 0xf2525000-0xf252500f 64bit] <6>[ 2.961036] pci 0000:00:16.0: PME# supported from D0 D3hot D3cold <6>[ 2.963855] pci 0000:00:16.3: [8086:1c3d] type 00 class 0x070002 <6>[ 2.964111] pci 0000:00:16.3: reg 0x10: [io 0x50b0-0x50b7] <6>[ 2.964342] pci 0000:00:16.3: reg 0x14: [mem 0xf252c000-0xf252cfff] <6>[ 2.967124] pci 0000:00:19.0: [8086:1502] type 00 class 0x020000 <6>[ 2.967372] pci 0000:00:19.0: reg 0x10: [mem 0xf2500000-0xf251ffff] <6>[ 2.967608] pci 0000:00:19.0: reg 0x14: [mem 0xf252b000-0xf252bfff] <6>[ 2.967836] pci 0000:00:19.0: reg 0x18: [io 0x5080-0x509f] <6>[ 2.968372] pci 0000:00:19.0: PME# supported from D0 D3hot D3cold <6>[ 2.972193] pci 0000:00:1a.0: [8086:1c2d] type 00 class 0x0c0320 <6>[ 2.972438] pci 0000:00:1a.0: reg 0x10: [mem 0xf252a000-0xf252a3ff] <6>[ 2.973056] pci 0000:00:1a.0: PME# supported from D0 D3hot D3cold <6>[ 2.976762] pci 0000:00:1b.0: [8086:1c20] type 00 class 0x040300 <6>[ 2.977039] pci 0000:00:1b.0: reg 0x10: [mem 0xf2520000-0xf2523fff 64bit] <6>[ 2.977708] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold <6>[ 2.981582] pci 0000:00:1c.0: [8086:1c10] type 01 class 0x060400 <6>[ 2.982256] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold <6>[ 2.986000] pci 0000:00:1c.1: [8086:1c12] type 01 class 0x060400 <6>[ 2.986675] pci 0000:00:1c.1: PME# supported from D0 D3hot D3cold <6>[ 2.990645] pci 0000:00:1c.3: [8086:1c16] type 01 class 0x060400 <6>[ 2.991336] pci 0000:00:1c.3: PME# supported from D0 D3hot D3cold <6>[ 2.995200] pci 0000:00:1c.4: [8086:1c18] type 01 class 0x060400 <6>[ 2.995872] pci 0000:00:1c.4: PME# supported from D0 D3hot D3cold <6>[ 2.999742] pci 0000:00:1d.0: [8086:1c26] type 00 class 0x0c0320 <6>[ 2.999997] pci 0000:00:1d.0: reg 0x10: [mem 0xf2529000-0xf25293ff] <6>[ 3.000599] pci 0000:00:1d.0: PME# supported from D0 D3hot D3cold <6>[ 3.004300] pci 0000:00:1f.0: [8086:1c4f] type 00 class 0x060100 <6>[ 3.008090] pci 0000:00:1f.2: [8086:1c03] type 00 class 0x010601 <6>[ 3.008346] pci 0000:00:1f.2: reg 0x10: [io 0x50a8-0x50af] <6>[ 3.009418] pci 0000:00:1f.2: reg 0x14: [io 0x50bc-0x50bf] <6>[ 3.009640] pci 0000:00:1f.2: reg 0x18: [io 0x50a0-0x50a7] <6>[ 3.009855] pci 0000:00:1f.2: reg 0x1c: [io 0x50b8-0x50bb] <6>[ 3.010068] pci 0000:00:1f.2: reg 0x20: [io 0x5060-0x507f] <6>[ 3.010282] pci 0000:00:1f.2: reg 0x24: [mem 0xf2528000-0xf25287ff] <6>[ 3.010767] pci 0000:00:1f.2: PME# supported from D3hot <6>[ 3.014398] pci 0000:00:1f.3: [8086:1c22] type 00 class 0x0c0500 <6>[ 3.014667] pci 0000:00:1f.3: reg 0x10: [mem 0xf2524000-0xf25240ff 64bit] <6>[ 3.014955] pci 0000:00:1f.3: reg 0x20: [io 0xefa0-0xefbf] <6>[ 3.019247] pci 0000:00:1c.0: PCI bridge to [bus 02] <6>[ 3.020546] pci 0000:03:00.0: [8086:0085] type 00 class 0x028000 <6>[ 3.021197] pci 0000:03:00.0: reg 0x10: [mem 0xf2400000-0xf2401fff 64bit] <6>[ 3.023709] pci 0000:03:00.0: PME# supported from D0 D3hot D3cold <6>[ 3.026140] pci 0000:00:1c.1: PCI bridge to [bus 03] <6>[ 3.026342] pci 0000:00:1c.1: bridge window [mem 0xf2400000-0xf24fffff] <6>[ 3.028386] acpiphp: Slot [1] registered <6>[ 3.028582] pci 0000:00:1c.3: PCI bridge to [bus 05-0c] <6>[ 3.028776] pci 0000:00:1c.3: bridge window [io 0x4000-0x4fff] <6>[ 3.028984] pci 0000:00:1c.3: bridge window [mem 0xf1c00000-0xf23fffff] <6>[ 3.029215] pci 0000:00:1c.3: bridge window [mem 0xf0400000-0xf0bfffff 64bit pref] <5>[ 3.031182] pci 0000:0d:00.0: MMC controller base frequency changed to 50Mhz. <6>[ 3.031606] pci 0000:0d:00.0: [1180:e822] type 00 class 0x088001 <6>[ 3.031918] pci 0000:0d:00.0: reg 0x10: [mem 0xf1400000-0xf14000ff] <6>[ 3.033060] pci 0000:0d:00.0: supports D1 D2 <6>[ 3.033244] pci 0000:0d:00.0: PME# supported from D0 D1 D2 D3hot D3cold <6>[ 3.036299] pci 0000:00:1c.4: PCI bridge to [bus 0d] <6>[ 3.037402] pci 0000:00:1c.4: bridge window [io 0x3000-0x3fff] <6>[ 3.037611] pci 0000:00:1c.4: bridge window [mem 0xf1400000-0xf1bfffff] <6>[ 3.037837] pci 0000:00:1c.4: bridge window [mem 0xf0c00000-0xf13fffff 64bit pref] <7>[ 3.038183] pci_bus 0000:00: on NUMA node 0 <6>[ 3.074275] ACPI: EC: interrupt unblocked <6>[ 3.074383] ACPI: EC: event unblocked <6>[ 3.074556] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 <6>[ 3.074755] ACPI: EC: GPE=0x11 <6>[ 3.074933] ACPI: \_SB_.PCI0.LPC_.EC__: Boot ECDT EC initialization complete <6>[ 3.075181] ACPI: \_SB_.PCI0.LPC_.EC__: EC: Used to handle transactions and events <6>[ 3.077663] iommu: Default domain type: Translated <6>[ 3.079577] pci 0000:00:02.0: vgaarb: setting as boot VGA device <6>[ 3.079831] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none <6>[ 3.079831] pci 0000:00:02.0: vgaarb: bridge control possible <6>[ 3.079831] vgaarb: loaded <5>[ 3.083977] SCSI subsystem initialized <7>[ 3.085786] libata version 3.00 loaded. <6>[ 3.085945] ACPI: bus type USB registered <6>[ 3.086774] usbcore: registered new interface driver usbfs <6>[ 3.087287] usbcore: registered new interface driver hub <6>[ 3.087665] usbcore: registered new device driver usb <6>[ 3.094147] Advanced Linux Sound Architecture Driver Initialized. <6>[ 3.098882] PCI: Using ACPI for IRQ routing <7>[ 3.105260] PCI: pci_cache_line_size set to 64 bytes <7>[ 3.105654] e820: reserve RAM buffer [mem 0x0009d800-0x0009ffff] <7>[ 3.105728] e820: reserve RAM buffer [mem 0xda99f000-0xdbffffff] <7>[ 3.105761] e820: reserve RAM buffer [mem 0xdb000000-0xdbffffff] <7>[ 3.105791] e820: reserve RAM buffer [mem 0x11e600000-0x11fffffff] <6>[ 3.106669] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0 <6>[ 3.106930] hpet0: 8 comparators, 64-bit 14.318180 MHz counter <6>[ 3.109381] clocksource: Switched to clocksource tsc-early <6>[ 3.418742] pnp: PnP ACPI init <6>[ 3.448472] system 00:00: [mem 0x00000000-0x0009ffff] could not be reserved <6>[ 3.448753] system 00:00: [mem 0x000c0000-0x000c3fff] could not be reserved <6>[ 3.449021] system 00:00: [mem 0x000c4000-0x000c7fff] could not be reserved <6>[ 3.449263] system 00:00: [mem 0x000c8000-0x000cbfff] has been reserved <6>[ 3.449565] system 00:00: [mem 0x000cc000-0x000cffff] has been reserved <6>[ 3.449861] system 00:00: [mem 0x000d0000-0x000d3fff] has been reserved <6>[ 3.450098] system 00:00: [mem 0x000d4000-0x000d7fff] has been reserved <6>[ 3.450333] system 00:00: [mem 0x000d8000-0x000dbfff] has been reserved <6>[ 3.450607] system 00:00: [mem 0x000dc000-0x000dffff] has been reserved <6>[ 3.450867] system 00:00: [mem 0x000e0000-0x000e3fff] could not be reserved <6>[ 3.451128] system 00:00: [mem 0x000e4000-0x000e7fff] could not be reserved <6>[ 3.451424] system 00:00: [mem 0x000e8000-0x000ebfff] could not be reserved <6>[ 3.451686] system 00:00: [mem 0x000ec000-0x000effff] could not be reserved <6>[ 3.451946] system 00:00: [mem 0x000f0000-0x000fffff] could not be reserved <6>[ 3.452206] system 00:00: [mem 0x00100000-0xdf9fffff] could not be reserved <6>[ 3.452503] system 00:00: [mem 0xfec00000-0xfed3ffff] could not be reserved <6>[ 3.452764] system 00:00: [mem 0xfed4c000-0xffffffff] could not be reserved <7>[ 3.453126] system 00:00: Plug and Play ACPI device, IDs PNP0c01 (active) <6>[ 3.457353] system 00:01: [io 0x0400-0x047f] has been reserved <6>[ 3.457648] system 00:01: [io 0x0500-0x057f] has been reserved <6>[ 3.457876] system 00:01: [io 0x0800-0x080f] has been reserved <6>[ 3.458102] system 00:01: [io 0x15e0-0x15ef] has been reserved <6>[ 3.458325] system 00:01: [io 0x1600-0x167f] has been reserved <6>[ 3.458588] system 00:01: [mem 0xf8000000-0xfbffffff] has been reserved <6>[ 3.458849] system 00:01: [mem 0x00000000-0x00000fff] could not be reserved <6>[ 3.459093] system 00:01: [mem 0xfed1c000-0xfed1ffff] has been reserved <6>[ 3.459328] system 00:01: [mem 0xfed10000-0xfed13fff] has been reserved <6>[ 3.459599] system 00:01: [mem 0xfed18000-0xfed18fff] has been reserved <6>[ 3.459835] system 00:01: [mem 0xfed19000-0xfed19fff] has been reserved <6>[ 3.460080] system 00:01: [mem 0xfed45000-0xfed4bfff] has been reserved <7>[ 3.460428] system 00:01: Plug and Play ACPI device, IDs PNP0c02 (active) <7>[ 3.462523] pnp 00:02: Plug and Play ACPI device, IDs PNP0b00 (active) <7>[ 3.463458] pnp 00:03: Plug and Play ACPI device, IDs LEN0070 PNP0303 (active) <7>[ 3.464318] pnp 00:04: Plug and Play ACPI device, IDs LEN0020 PNP0f13 (active) <7>[ 3.466628] pnp 00:05: Plug and Play ACPI device, IDs SMO1200 PNP0c31 (active) <6>[ 3.482919] pnp: PnP ACPI: found 6 devices <6>[ 3.548948] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns <6>[ 3.551133] NET: Registered protocol family 2 <6>[ 3.554907] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) <6>[ 3.555809] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) <6>[ 3.557267] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) <6>[ 3.560430] TCP: Hash tables configured (established 32768 bind 32768) <6>[ 3.561518] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) <6>[ 3.562232] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) <6>[ 3.563712] NET: Registered protocol family 1 <6>[ 3.563990] pci 0000:00:1c.0: bridge window [io 0x1000-0x0fff] to [bus 02] add_size 1000 <6>[ 3.564258] pci 0000:00:1c.0: bridge window [mem 0x00100000-0x000fffff 64bit pref] to [bus 02] add_size 200000 add_align 100000 <6>[ 3.564610] pci 0000:00:1c.0: bridge window [mem 0x00100000-0x000fffff] to [bus 02] add_size 200000 add_align 100000 <6>[ 3.564981] pci 0000:00:1c.0: BAR 8: assigned [mem 0xdfa00000-0xdfbfffff] <6>[ 3.565196] pci 0000:00:1c.0: BAR 9: assigned [mem 0xdfc00000-0xdfdfffff 64bit pref] <6>[ 3.565476] pci 0000:00:1c.0: BAR 7: assigned [io 0x2000-0x2fff] <6>[ 3.565750] pci 0000:00:1c.0: PCI bridge to [bus 02] <6>[ 3.565926] pci 0000:00:1c.0: bridge window [io 0x2000-0x2fff] <6>[ 3.566125] pci 0000:00:1c.0: bridge window [mem 0xdfa00000-0xdfbfffff] <6>[ 3.566330] pci 0000:00:1c.0: bridge window [mem 0xdfc00000-0xdfdfffff 64bit pref] <6>[ 3.566617] pci 0000:00:1c.1: PCI bridge to [bus 03] <6>[ 3.566797] pci 0000:00:1c.1: bridge window [mem 0xf2400000-0xf24fffff] <6>[ 3.567016] pci 0000:00:1c.3: PCI bridge to [bus 05-0c] <6>[ 3.567192] pci 0000:00:1c.3: bridge window [io 0x4000-0x4fff] <6>[ 3.567422] pci 0000:00:1c.3: bridge window [mem 0xf1c00000-0xf23fffff] <6>[ 3.567628] pci 0000:00:1c.3: bridge window [mem 0xf0400000-0xf0bfffff 64bit pref] <6>[ 3.567877] pci 0000:00:1c.4: PCI bridge to [bus 0d] <6>[ 3.568049] pci 0000:00:1c.4: bridge window [io 0x3000-0x3fff] <6>[ 3.568246] pci 0000:00:1c.4: bridge window [mem 0xf1400000-0xf1bfffff] <6>[ 3.568480] pci 0000:00:1c.4: bridge window [mem 0xf0c00000-0xf13fffff 64bit pref] <6>[ 3.568733] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] <6>[ 3.568923] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] <6>[ 3.569111] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] <6>[ 3.569311] pci_bus 0000:00: resource 7 [mem 0xdfa00000-0xfebfffff window] <6>[ 3.569540] pci_bus 0000:00: resource 8 [mem 0xfed40000-0xfed4bfff window] <6>[ 3.569742] pci_bus 0000:02: resource 0 [io 0x2000-0x2fff] <6>[ 3.569920] pci_bus 0000:02: resource 1 [mem 0xdfa00000-0xdfbfffff] <6>[ 3.570109] pci_bus 0000:02: resource 2 [mem 0xdfc00000-0xdfdfffff 64bit pref] <6>[ 3.570336] pci_bus 0000:03: resource 1 [mem 0xf2400000-0xf24fffff] <6>[ 3.570556] pci_bus 0000:05: resource 0 [io 0x4000-0x4fff] <6>[ 3.570735] pci_bus 0000:05: resource 1 [mem 0xf1c00000-0xf23fffff] <6>[ 3.570924] pci_bus 0000:05: resource 2 [mem 0xf0400000-0xf0bfffff 64bit pref] <6>[ 3.571746] pci_bus 0000:0d: resource 0 [io 0x3000-0x3fff] <6>[ 3.571925] pci_bus 0000:0d: resource 1 [mem 0xf1400000-0xf1bfffff] <6>[ 3.572113] pci_bus 0000:0d: resource 2 [mem 0xf0c00000-0xf13fffff 64bit pref] <6>[ 3.574916] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] <6>[ 3.590022] PCI: CLS 64 bytes, default 64 <6>[ 3.591890] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) <6>[ 3.592092] software IO TLB: mapped [mem 0x00000000d699f000-0x00000000da99f000] (64MB) <6>[ 3.593021] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 163840 ms ovfl timer <6>[ 3.593268] RAPL PMU: hw unit of domain pp0-core 2^-16 Joules <6>[ 3.593498] RAPL PMU: hw unit of domain package 2^-16 Joules <6>[ 3.593678] RAPL PMU: hw unit of domain pp1-gpu 2^-16 Joules <6>[ 3.623466] workingset: timestamp_bits=46 max_order=20 bucket_order=0 <6>[ 3.723613] ntfs: driver 2.1.32 [Flags: R/O]. <6>[ 3.766011] NET: Registered protocol family 38 <6>[ 3.766286] xor: automatically using best checksumming function avx <6>[ 3.766785] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) <6>[ 3.767052] io scheduler mq-deadline registered <6>[ 3.767215] io scheduler kyber registered <6>[ 3.772695] pcieport 0000:00:1c.0: enabling device (0000 -> 0003) <6>[ 3.809782] ACPI: AC: AC Adapter [AC] (on-line) <6>[ 3.811766] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input0 <6>[ 3.814745] ACPI: button: Lid Switch [LID] <6>[ 3.816212] input: Sleep Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input1 <6>[ 3.818112] ACPI: button: Sleep Button [SLPB] <6>[ 3.819729] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input2 <6>[ 3.824672] ACPI: button: Power Button [PWRF] <6>[ 3.852878] thermal LNXTHERM:00: registered as thermal_zone0 <6>[ 3.853091] ACPI: thermal: Thermal Zone [THM0] (45 C) <6>[ 3.855730] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled <6>[ 3.856795] ACPI: battery: Slot [BAT0] (battery absent) <6>[ 3.872256] 0000:00:16.3: ttyS0 at I/O 0x50b0 (irq = 19, base_baud = 115200) is a 16550A <6>[ 3.881156] Non-volatile memory driver v1.3 <6>[ 3.883026] Linux agpgart interface v0.103 <6>[ 3.893569] loop: module loaded <7>[ 3.900847] ahci 0000:00:1f.2: version 3.0 <6>[ 3.905637] ahci 0000:00:1f.2: SSS flag set, parallel bus scan disabled <6>[ 3.916116] ahci 0000:00:1f.2: AHCI 0001.0300 32 slots 6 ports 6 Gbps 0x13 impl SATA mode <6>[ 3.916482] ahci 0000:00:1f.2: flags: 64bit ncq sntf ilck stag pm led clo pio slum part ems sxs apst <6>[ 3.950024] scsi host0: ahci <6>[ 3.955796] scsi host1: ahci <6>[ 3.959982] scsi host2: ahci <6>[ 3.964357] scsi host3: ahci <6>[ 3.968982] scsi host4: ahci <6>[ 3.973551] scsi host5: ahci <6>[ 3.975770] ata1: SATA max UDMA/133 abar m2048@0xf2528000 port 0xf2528100 irq 28 <6>[ 3.976027] ata2: SATA max UDMA/133 abar m2048@0xf2528000 port 0xf2528180 irq 28 <6>[ 3.976271] ata3: DUMMY <6>[ 3.976443] ata4: DUMMY <6>[ 3.976579] ata5: SATA max UDMA/133 abar m2048@0xf2528000 port 0xf2528300 irq 28 <6>[ 3.976821] ata6: DUMMY <6>[ 3.978621] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 3.979053] ehci-pci: EHCI PCI platform driver <6>[ 3.984018] ehci-pci 0000:00:1a.0: EHCI Host Controller <6>[ 3.984849] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 1 <6>[ 3.985271] ehci-pci 0000:00:1a.0: debug port 2 <6>[ 3.990103] ehci-pci 0000:00:1a.0: irq 16, io mem 0xf252a000 <6>[ 3.996648] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00 <6>[ 3.999230] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.12 <6>[ 3.999648] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 <6>[ 3.999919] usb usb1: Product: EHCI Host Controller <6>[ 4.000114] usb usb1: Manufacturer: Linux 5.12.0-rc4-gda4a2b1a5479-kfence_1+ ehci_hcd <6>[ 4.000446] usb usb1: SerialNumber: 0000:00:1a.0 <6>[ 4.006018] hub 1-0:1.0: USB hub found <6>[ 4.006960] hub 1-0:1.0: 3 ports detected <6>[ 4.018974] ehci-pci 0000:00:1d.0: EHCI Host Controller <6>[ 4.019291] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 2 <6>[ 4.019671] ehci-pci 0000:00:1d.0: debug port 2 <6>[ 4.024218] ehci-pci 0000:00:1d.0: irq 23, io mem 0xf2529000 <6>[ 4.031596] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00 <6>[ 4.033616] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.12 <6>[ 4.033917] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 <6>[ 4.034186] usb usb2: Product: EHCI Host Controller <6>[ 4.034428] usb usb2: Manufacturer: Linux 5.12.0-rc4-gda4a2b1a5479-kfence_1+ ehci_hcd <6>[ 4.034705] usb usb2: SerialNumber: 0000:00:1d.0 <6>[ 4.039144] hub 2-0:1.0: USB hub found <6>[ 4.039693] hub 2-0:1.0: 3 ports detected <6>[ 4.046786] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 4.047052] ohci-pci: OHCI PCI platform driver <6>[ 4.047485] uhci_hcd: USB Universal Host Controller Interface driver <6>[ 4.049361] usbcore: registered new interface driver usb-storage <6>[ 4.051351] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 <6>[ 4.057326] serio: i8042 KBD port at 0x60,0x64 irq 1 <6>[ 4.058544] serio: i8042 AUX port at 0x60,0x64 irq 12 <6>[ 4.060852] mousedev: PS/2 mouse device common for all mice <6>[ 4.065990] rtc_cmos 00:02: RTC can wake from S4 <6>[ 4.072926] rtc_cmos 00:02: registered as rtc0 <6>[ 4.073502] rtc_cmos 00:02: setting system clock to 2021-03-29T09:07:31 UTC (1617008851) <6>[ 4.073913] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3 <6>[ 4.075159] rtc_cmos 00:02: alarms up to one month, y3k, 114 bytes nvram, hpet irqs <6>[ 4.076447] IR NEC protocol handler initialized <6>[ 4.076707] IR RC5(x/sz) protocol handler initialized <6>[ 4.076975] IR RC6 protocol handler initialized <6>[ 4.077224] IR JVC protocol handler initialized <6>[ 4.077522] IR Sony protocol handler initialized <6>[ 4.077776] IR SANYO protocol handler initialized <6>[ 4.078033] IR Sharp protocol handler initialized <6>[ 4.078290] IR MCE Keyboard/mouse protocol handler initialized <6>[ 4.078631] IR XMP protocol handler initialized <6>[ 4.084449] softdog: initialized. soft_noboot=0 soft_margin=60 sec soft_panic=5 (nowayout=0) <6>[ 4.084716] softdog: soft_reboot_cmd= soft_active_on_boot=0 <6>[ 4.085662] device-mapper: uevent: version 1.0.3 <6>[ 4.088830] device-mapper: ioctl: 4.44.0-ioctl (2021-02-01) initialised: dm-devel@redhat.com <6>[ 4.089100] intel_pstate: Intel P-state driver initializing <6>[ 4.094612] sdhci: Secure Digital Host Controller Interface driver <6>[ 4.094731] sdhci: Copyright(c) Pierre Ossman <6>[ 4.094960] sdhci-pci 0000:0d:00.0: SDHCI controller found [1180:e822] (rev 7) <6>[ 4.096837] mmc0 bounce up to 128 segments into one, max segment size 65536 bytes <6>[ 4.102798] mmc0: SDHCI controller on PCI [0000:0d:00.0] using DMA <6>[ 4.106417] hid: raw HID events driver (C) Jiri Kosina <6>[ 4.107211] usbcore: registered new interface driver usbhid <6>[ 4.107293] usbhid: USB HID core driver <6>[ 4.107759] intel_rapl_common: Found RAPL domain package <6>[ 4.107846] intel_rapl_common: Found RAPL domain core <6>[ 4.107929] intel_rapl_common: Found RAPL domain uncore <6>[ 4.108032] intel_rapl_common: RAPL package-0 domain package locked by BIOS <6>[ 4.112011] Initializing XFRM netlink socket <6>[ 4.114674] NET: Registered protocol family 10 <6>[ 4.119638] Segment Routing with IPv6 <6>[ 4.119824] mip6: Mobile IPv6 <6>[ 4.119911] NET: Registered protocol family 17 <6>[ 4.120035] NET: Registered protocol family 15 <6>[ 4.123303] IPI shorthand broadcast: enabled <6>[ 4.123482] AVX version of gcm_enc/dec engaged. <6>[ 4.123660] AES CTR mode by8 optimization enabled <6>[ 4.132326] cryptomgr_test (146) used greatest stack depth: 13768 bytes left <6>[ 4.136277] cryptomgr_test (157) used greatest stack depth: 13680 bytes left <6>[ 4.144505] cryptomgr_test (174) used greatest stack depth: 13456 bytes left <6>[ 4.147769] sched_clock: Marking stable (4115568427, 32089999)->(4205989037, -58330611) <6>[ 4.148456] registered taskstats version 1 <6>[ 4.148604] debug_vm_pgtable: [debug_vm_pgtable ]: Validating architecture page table helpers <6>[ 4.152844] Btrfs loaded, crc32c=crc32c-generic, zoned=no <6>[ 4.158463] ALSA device list: <6>[ 4.158610] No soundcards found. <6>[ 4.285641] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) <7>[ 4.290288] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded <6>[ 4.290316] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out <6>[ 4.290649] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out <6>[ 4.292320] ata1.00: ATA-8: HITACHI HTS723232A7A364, EC2ZB70R, max UDMA/100 <6>[ 4.292621] ata1.00: 625142448 sectors, multi 16: LBA48 NCQ (depth 32), AA <7>[ 4.297204] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded <6>[ 4.297232] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out <6>[ 4.297566] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out <6>[ 4.299212] ata1.00: configured for UDMA/100 <5>[ 4.303164] scsi 0:0:0:0: Direct-Access ATA HITACHI HTS72323 B70R PQ: 0 ANSI: 5 <5>[ 4.308504] sd 0:0:0:0: Attached scsi generic sg0 type 0 <5>[ 4.308714] sd 0:0:0:0: [sda] 625142448 512-byte logical blocks: (320 GB/298 GiB) <5>[ 4.309496] sd 0:0:0:0: [sda] Write Protect is off <7>[ 4.309616] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 <5>[ 4.309761] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA <6>[ 4.336589] usb 1-1: new high-speed USB device number 2 using ehci-pci <6>[ 4.368581] usb 2-1: new high-speed USB device number 2 using ehci-pci <6>[ 4.375564] sda: sda1 sda2 < sda5 > <5>[ 4.390894] sd 0:0:0:0: [sda] Attached SCSI disk <6>[ 4.468301] usb 1-1: New USB device found, idVendor=8087, idProduct=0024, bcdDevice= 0.00 <6>[ 4.468752] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 <6>[ 4.474090] hub 1-1:1.0: USB hub found <6>[ 4.474858] hub 1-1:1.0: 6 ports detected <6>[ 4.498978] usb 2-1: New USB device found, idVendor=8087, idProduct=0024, bcdDevice= 0.00 <6>[ 4.499290] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 <6>[ 4.503910] hub 2-1:1.0: USB hub found <6>[ 4.504934] hub 2-1:1.0: 8 ports detected <6>[ 4.621585] ata2: SATA link down (SStatus 0 SControl 300) <6>[ 4.622009] tsc: Refined TSC clocksource calibration: 2491.905 MHz <6>[ 4.622450] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x23eb5abbd7b, max_idle_ns: 440795277677 ns <6>[ 4.623106] clocksource: Switched to clocksource tsc <6>[ 4.767600] usb 1-1.3: new full-speed USB device number 3 using ehci-pci <6>[ 4.799596] usb 2-1.5: new full-speed USB device number 3 using ehci-pci <6>[ 4.851456] usb 1-1.3: New USB device found, idVendor=147e, idProduct=2016, bcdDevice= 0.02 <6>[ 4.851773] usb 1-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=0 <6>[ 4.852044] usb 1-1.3: Product: Biometric Coprocessor <6>[ 4.852242] usb 1-1.3: Manufacturer: UPEK <6>[ 4.884360] usb 2-1.5: New USB device found, idVendor=056a, idProduct=00e6, bcdDevice= 1.39 <6>[ 4.884752] usb 2-1.5: New USB device strings: Mfr=1, Product=2, SerialNumber=0 <6>[ 4.885023] usb 2-1.5: Product: ISD-V4 <6>[ 4.885194] usb 2-1.5: Manufacturer: Tablet <6>[ 4.902012] input: Tablet ISD-V4 as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.5/2-1.5:1.0/0003:056A:00E6.0001/input/input5 <6>[ 4.906575] input: Tablet ISD-V4 as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.5/2-1.5:1.0/0003:056A:00E6.0001/input/input6 <6>[ 4.914536] hid-generic 0003:056A:00E6.0001: input,hiddev96,hidraw0: USB HID v1.11 Device [Tablet ISD-V4] on usb-0000:00:1d.0-1.5/input0 <6>[ 4.925634] usb 1-1.4: new full-speed USB device number 4 using ehci-pci <6>[ 4.931327] input: Tablet ISD-V4 Touchscreen as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.5/2-1.5:1.1/0003:056A:00E6.0002/input/input7 <6>[ 4.933181] ata5: SATA link down (SStatus 0 SControl 300) <6>[ 4.933878] md: Skipping autodetection of RAID arrays. (raid=autodetect will force) <6>[ 4.936095] input: Tablet ISD-V4 as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.5/2-1.5:1.1/0003:056A:00E6.0002/input/input8 <6>[ 4.940822] input: Tablet ISD-V4 Mouse as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.5/2-1.5:1.1/0003:056A:00E6.0002/input/input9 <6>[ 4.946055] hid-generic 0003:056A:00E6.0002: input,hiddev97,hidraw1: USB HID v1.11 Mouse [Tablet ISD-V4] on usb-0000:00:1d.0-1.5/input1 <6>[ 5.013564] usb 1-1.4: New USB device found, idVendor=0a5c, idProduct=217f, bcdDevice= 7.48 <6>[ 5.013878] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3 <6>[ 5.014150] usb 1-1.4: Product: Broadcom Bluetooth Device <6>[ 5.014355] usb 1-1.4: Manufacturer: Broadcom Corp <6>[ 5.014594] usb 1-1.4: SerialNumber: E4D53DD5DDCA <6>[ 5.090425] usb 1-1.6: new high-speed USB device number 5 using ehci-pci <6>[ 5.118767] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null). Quota mode: disabled. <6>[ 5.119009] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. <6>[ 5.156960] devtmpfs: mounted <6>[ 5.158231] Freeing unused kernel image (initmem) memory: 1228K <6>[ 5.158524] Write protecting the kernel read-only data: 22528k <6>[ 5.160188] Freeing unused kernel image (text/rodata gap) memory: 2036K <6>[ 5.161356] Freeing unused kernel image (rodata/data gap) memory: 1680K <6>[ 5.161650] Run /sbin/init as init process <7>[ 5.161728] with arguments: <7>[ 5.161731] /sbin/init <7>[ 5.161734] 3 <7>[ 5.161736] with environment: <7>[ 5.161738] HOME=/ <7>[ 5.161741] TERM=linux <7>[ 5.161743] BOOT_IMAGE=/boot/drm_intel <6>[ 5.177596] usb 1-1.6: New USB device found, idVendor=04f2, idProduct=b217, bcdDevice= 8.54 <6>[ 5.177908] usb 1-1.6: New USB device strings: Mfr=1, Product=2, SerialNumber=0 <6>[ 5.178171] usb 1-1.6: Product: Integrated Camera <6>[ 5.178357] usb 1-1.6: Manufacturer: Chicony Electronics Co., Ltd. <5>[ 5.714059] random: fast init done <5>[ 5.911442] random: crng init done <4>[ 6.550520] check_preemption_disabled: 6 callbacks suppressed <3>[ 6.550533] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 <4>[ 6.550960] caller is invalidate_user_asid+0x13/0x50 <4>[ 6.551142] CPU: 2 PID: 1 Comm: systemd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 6.551387] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 6.551629] Call Trace: <4>[ 6.551760] dump_stack+0x7f/0xad <4>[ 6.551913] check_preemption_disabled+0xc8/0xd0 <4>[ 6.552086] invalidate_user_asid+0x13/0x50 <4>[ 6.552248] flush_tlb_one_kernel+0x5/0x20 <4>[ 6.552406] kfence_protect+0x56/0x80 <4>[ 6.552562] kfence_guarded_free+0x231/0x2f0 <4>[ 6.552725] ? do_sys_openat2+0x7d/0x150 <4>[ 6.552884] kmem_cache_free+0x318/0x360 <4>[ 6.553053] do_sys_openat2+0x7d/0x150 <4>[ 6.553215] __x64_sys_openat+0x4f/0x90 <4>[ 6.553374] do_syscall_64+0x33/0x80 <4>[ 6.553527] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 6.553704] RIP: 0033:0x7fb4d48fcc8e <4>[ 6.553852] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 6.554286] RSP: 002b:00007ffe6743a200 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 6.554526] RAX: ffffffffffffffda RBX: 00007ffe6743a420 RCX: 00007fb4d48fcc8e <4>[ 6.554728] RDX: 0000000000080000 RSI: 00007ffe6743a420 RDI: 00000000ffffff9c <4>[ 6.554928] RBP: 000055c42ea0da69 R08: 000055c42ea0da69 R09: 0000000000000026 <4>[ 6.555129] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb4d324956d <4>[ 6.555330] R13: 00007ffe6743a2f8 R14: 00007ffe6743a420 R15: 000055c42ea0da60 <3>[ 6.674708] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 <4>[ 6.674974] caller is invalidate_user_asid+0x13/0x50 <4>[ 6.675157] CPU: 2 PID: 1 Comm: systemd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 6.675402] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 6.675644] Call Trace: <4>[ 6.675775] dump_stack+0x7f/0xad <4>[ 6.675930] check_preemption_disabled+0xc8/0xd0 <4>[ 6.676103] invalidate_user_asid+0x13/0x50 <4>[ 6.676265] flush_tlb_one_kernel+0x5/0x20 <4>[ 6.676423] kfence_protect+0x56/0x80 <4>[ 6.676578] kfence_guarded_free+0x231/0x2f0 <4>[ 6.676742] ? do_sys_openat2+0x7d/0x150 <4>[ 6.676899] kmem_cache_free+0x318/0x360 <4>[ 6.677069] do_sys_openat2+0x7d/0x150 <4>[ 6.677230] __x64_sys_openat+0x4f/0x90 <4>[ 6.677386] do_syscall_64+0x33/0x80 <4>[ 6.677539] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 6.677714] RIP: 0033:0x7fb4d48fcc8e <4>[ 6.677861] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 6.678295] RSP: 002b:00007ffe6743a200 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 6.678534] RAX: ffffffffffffffda RBX: 00007ffe6743a420 RCX: 00007fb4d48fcc8e <4>[ 6.678736] RDX: 0000000000080000 RSI: 00007ffe6743a420 RDI: 00000000ffffff9c <4>[ 6.678938] RBP: 000055c42ea15b29 R08: 000055c42ea15b29 R09: 0000000000000011 <4>[ 6.679138] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb4d324956d <4>[ 6.679338] R13: 000055c42ea0d6be R14: 00007ffe6743a420 R15: 000055c42ea15b20 <3>[ 6.898022] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 <4>[ 6.898189] caller is invalidate_user_asid+0x13/0x50 <4>[ 6.898308] CPU: 2 PID: 1 Comm: systemd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 6.898466] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 6.898615] Call Trace: <4>[ 6.898705] dump_stack+0x7f/0xad <4>[ 6.898808] check_preemption_disabled+0xc8/0xd0 <4>[ 6.898921] invalidate_user_asid+0x13/0x50 <4>[ 6.899028] flush_tlb_one_kernel+0x5/0x20 <4>[ 6.899133] kfence_protect+0x56/0x80 <4>[ 6.899238] kfence_guarded_free+0x231/0x2f0 <4>[ 6.899346] ? do_sys_openat2+0x7d/0x150 <4>[ 6.899451] kmem_cache_free+0x318/0x360 <4>[ 6.899562] do_sys_openat2+0x7d/0x150 <4>[ 6.899669] __x64_sys_openat+0x4f/0x90 <4>[ 6.899774] do_syscall_64+0x33/0x80 <4>[ 6.899876] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 6.899991] RIP: 0033:0x7fb4d48fceb3 <4>[ 6.900090] Code: 4c 24 58 75 52 89 d0 45 31 d2 25 00 00 41 00 3d 00 00 41 00 74 41 48 8d 05 52 0a 2e 00 8b 00 85 c0 75 65 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 a9 00 00 00 48 8b 4c 24 38 64 48 33 0c 25 <4>[ 6.900356] RSP: 002b:00007ffe6743a8a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 6.900509] RAX: ffffffffffffffda RBX: 000055c42ea0d9e0 RCX: 00007fb4d48fceb3 <4>[ 6.900638] RDX: 00000000002a0000 RSI: 000055c42ea0d9e1 RDI: 0000000000000005 <4>[ 6.900768] RBP: 00007ffe6743aad0 R08: 000000000000000f R09: 0000000000000000 <4>[ 6.900897] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c42ea0cef6 <4>[ 6.901025] R13: 00007fb4d450e585 R14: 0000000000000000 R15: 0000000000000001 <7>[ 6.965511] systemd[1]: systemd 237 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid) <7>[ 6.981338] systemd[1]: Detected architecture x86-64. <7>[ 7.095481] systemd[1]: Set hostname to . <3>[ 7.232773] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 <4>[ 7.233014] caller is invalidate_user_asid+0x13/0x50 <4>[ 7.233183] CPU: 2 PID: 1 Comm: systemd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 7.233408] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 7.233628] Call Trace: <4>[ 7.233750] dump_stack+0x7f/0xad <4>[ 7.233893] check_preemption_disabled+0xc8/0xd0 <4>[ 7.234051] invalidate_user_asid+0x13/0x50 <4>[ 7.234201] flush_tlb_one_kernel+0x5/0x20 <4>[ 7.234346] kfence_protect+0x56/0x80 <4>[ 7.234490] kfence_guarded_free+0x231/0x2f0 <4>[ 7.234641] ? filename_lookup+0xfa/0x170 <4>[ 7.234792] kmem_cache_free+0x318/0x360 <4>[ 7.234948] filename_lookup+0xfa/0x170 <4>[ 7.235121] ? strncpy_from_user+0x1e/0x180 <4>[ 7.235286] vfs_statx+0x6d/0x110 <4>[ 7.235433] __do_sys_newstat+0x39/0x70 <4>[ 7.235590] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 7.235749] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 7.235903] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 7.236061] do_syscall_64+0x33/0x80 <4>[ 7.236202] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 7.236363] RIP: 0033:0x7fb4d48fc775 <4>[ 7.236499] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 7.236894] RSP: 002b:00007ffe6743b2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 7.237113] RAX: ffffffffffffffda RBX: 000055c42ea0ee70 RCX: 00007fb4d48fc775 <4>[ 7.237299] RDX: 00007ffe6743b2b0 RSI: 00007ffe6743b2b0 RDI: 00007ffe6743b360 <4>[ 7.237481] RBP: 00007ffe6743b3e0 R08: 000000000000c0c0 R09: 0000000000000000 <4>[ 7.237666] R10: 000055c42ea0ee40 R11: 0000000000000246 R12: 000055c42ea0ee70 <4>[ 7.237850] R13: 0000000000000000 R14: 00007fb4d4437880 R15: 0000000000000000 <3>[ 7.453785] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-gpt-aut/196 <4>[ 7.453919] caller is invalidate_user_asid+0x13/0x50 <4>[ 7.454013] CPU: 0 PID: 196 Comm: systemd-gpt-aut Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 7.454138] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 7.454253] Call Trace: <4>[ 7.454326] dump_stack+0x7f/0xad <4>[ 7.454408] check_preemption_disabled+0xc8/0xd0 <4>[ 7.454497] invalidate_user_asid+0x13/0x50 <4>[ 7.454582] flush_tlb_one_kernel+0x5/0x20 <4>[ 7.454665] kfence_protect+0x56/0x80 <4>[ 7.454747] kfence_guarded_free+0x231/0x2f0 <4>[ 7.454831] ? do_sys_openat2+0x7d/0x150 <4>[ 7.454915] kmem_cache_free+0x318/0x360 <4>[ 7.455001] do_sys_openat2+0x7d/0x150 <4>[ 7.455085] __x64_sys_openat+0x4f/0x90 <4>[ 7.455167] do_syscall_64+0x33/0x80 <4>[ 7.455249] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 7.455338] RIP: 0033:0x7fc607f53c8e <4>[ 7.455417] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 7.455612] RSP: 002b:00007fffa500f040 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 7.455730] RAX: ffffffffffffffda RBX: 00007fffa50100f0 RCX: 00007fc607f53c8e <4>[ 7.455830] RDX: 0000000000080000 RSI: 00007fffa500f0b0 RDI: 00000000ffffff9c <4>[ 7.455929] RBP: 00007fffa500f0b0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 7.456028] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000800 <4>[ 7.456126] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 <6>[ 7.717004] systemd-hiberna (197) used greatest stack depth: 13328 bytes left <3>[ 7.718520] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-debug-g/193 <4>[ 7.718701] caller is invalidate_user_asid+0x13/0x50 <4>[ 7.718831] CPU: 2 PID: 193 Comm: systemd-debug-g Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 7.719013] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 7.719179] Call Trace: <4>[ 7.719274] dump_stack+0x7f/0xad <4>[ 7.719383] check_preemption_disabled+0xc8/0xd0 <4>[ 7.719509] invalidate_user_asid+0x13/0x50 <4>[ 7.719628] flush_tlb_one_kernel+0x5/0x20 <4>[ 7.719741] kfence_protect+0x56/0x80 <4>[ 7.719854] kfence_guarded_free+0x231/0x2f0 <4>[ 7.719972] ? remove_vma+0x58/0x60 <4>[ 7.720085] kmem_cache_free+0x318/0x360 <4>[ 7.720209] remove_vma+0x58/0x60 <4>[ 7.720317] exit_mmap+0xc3/0x1d0 <4>[ 7.720443] mmput+0x55/0x120 <4>[ 7.720548] do_exit+0x338/0xc00 <4>[ 7.720669] do_group_exit+0x34/0xb0 <4>[ 7.720782] __x64_sys_exit_group+0xf/0x10 <4>[ 7.720896] do_syscall_64+0x33/0x80 <4>[ 7.721006] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 7.721132] RIP: 0033:0x7f761d214e06 <4>[ 7.721238] Code: Unable to access opcode bytes at RIP 0x7f761d214ddc. <4>[ 7.721376] RSP: 002b:00007ffde5780cb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 7.721546] RAX: ffffffffffffffda RBX: 00007f761d517740 RCX: 00007f761d214e06 <4>[ 7.721691] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 <4>[ 7.721837] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff80 <4>[ 7.721982] R10: 00007f7619ce4140 R11: 0000000000000246 R12: 00007f761d517740 <4>[ 7.722125] R13: 0000000000000002 R14: 00007f761d520628 R15: 0000000000000000 <6>[ 7.723293] systemd-rc-loca (198) used greatest stack depth: 12944 bytes left <6>[ 7.808901] systemd-fstab-g (194) used greatest stack depth: 12688 bytes left <3>[ 7.990634] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-sysv-ge/200 <4>[ 7.990886] caller is invalidate_user_asid+0x13/0x50 <4>[ 7.991054] CPU: 0 PID: 200 Comm: systemd-sysv-ge Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 7.991292] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 7.991568] Call Trace: <4>[ 7.991700] dump_stack+0x7f/0xad <4>[ 7.991844] check_preemption_disabled+0xc8/0xd0 <4>[ 7.992003] invalidate_user_asid+0x13/0x50 <4>[ 7.992153] flush_tlb_one_kernel+0x5/0x20 <4>[ 7.992298] kfence_protect+0x56/0x80 <4>[ 7.992442] kfence_guarded_free+0x231/0x2f0 <4>[ 7.992591] ? do_sys_openat2+0x7d/0x150 <4>[ 7.992737] kmem_cache_free+0x318/0x360 <4>[ 7.992893] do_sys_openat2+0x7d/0x150 <4>[ 7.993041] __x64_sys_openat+0x4f/0x90 <4>[ 7.993187] do_syscall_64+0x33/0x80 <4>[ 7.993329] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 7.993490] RIP: 0033:0x7f5c486fcc8e <4>[ 7.993626] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 7.994020] RSP: 002b:00007ffcc34a8c10 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 7.994239] RAX: ffffffffffffffda RBX: 000055e1c5245950 RCX: 00007f5c486fcc8e <4>[ 7.994424] RDX: 00000000002a0000 RSI: 00007f5c4830e585 RDI: 00000000ffffff9c <4>[ 7.994607] RBP: 00007ffcc34a8e30 R08: 000000000000fec0 R09: 0000000000000000 <4>[ 7.994790] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 <4>[ 7.994974] R13: 000055e1c5245820 R14: 0000000000000000 R15: 0000000000000001 <6>[ 8.075330] friendly-recove (190) used greatest stack depth: 12624 bytes left <3>[ 8.111371] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-sysv-ge/200 <4>[ 8.111613] caller is invalidate_user_asid+0x13/0x50 <4>[ 8.111747] CPU: 1 PID: 200 Comm: systemd-sysv-ge Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 8.111933] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 8.112099] Call Trace: <4>[ 8.112195] dump_stack+0x7f/0xad <4>[ 8.112304] check_preemption_disabled+0xc8/0xd0 <4>[ 8.112431] invalidate_user_asid+0x13/0x50 <4>[ 8.112550] flush_tlb_one_kernel+0x5/0x20 <4>[ 8.112664] kfence_protect+0x56/0x80 <4>[ 8.112777] kfence_guarded_free+0x231/0x2f0 <4>[ 8.112895] ? free_rb_tree_fname+0x3d/0x60 <4>[ 8.113013] kfree+0x335/0x370 <4>[ 8.113126] free_rb_tree_fname+0x3d/0x60 <4>[ 8.113242] ext4_release_dir+0x15/0x30 <4>[ 8.113353] __fput+0xa3/0x250 <4>[ 8.113463] task_work_run+0x57/0xa0 <4>[ 8.113574] exit_to_user_mode_prepare+0x179/0x180 <4>[ 8.113703] syscall_exit_to_user_mode+0x19/0x50 <4>[ 8.113823] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 8.113950] RIP: 0033:0x7f5c486fd947 <4>[ 8.114057] Code: 2d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 48 8b 0d 37 a5 2d 00 f7 d8 64 89 01 b8 ff ff ff ff eb c2 0f 1f 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 09 f3 c3 0f 1f 80 00 00 00 00 48 8b 15 09 a5 <4>[ 8.114366] RSP: 002b:00007ffcc34a8da8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 <4>[ 8.114538] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f5c486fd947 <4>[ 8.114686] RDX: 000000000000cf40 RSI: 0000000000000000 RDI: 0000000000000005 <4>[ 8.114832] RBP: 00007ffcc34a8eb0 R08: 000055e1c523b048 R09: 0000000000000020 <4>[ 8.114978] R10: 00007f5c485e8140 R11: 0000000000000202 R12: 000055e1c5245e90 <4>[ 8.115125] R13: 000055e1c5246090 R14: 00007f5c48bd68c0 R15: 000055e1c5246060 <3>[ 8.240203] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-sysv-ge/200 <4>[ 8.240434] caller is invalidate_user_asid+0x13/0x50 <4>[ 8.240572] CPU: 1 PID: 200 Comm: systemd-sysv-ge Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 8.240764] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 8.241479] Call Trace: <4>[ 8.241616] dump_stack+0x7f/0xad <4>[ 8.241777] check_preemption_disabled+0xc8/0xd0 <4>[ 8.241962] invalidate_user_asid+0x13/0x50 <4>[ 8.242134] flush_tlb_one_kernel+0x5/0x20 <4>[ 8.242301] kfence_protect+0x56/0x80 <4>[ 8.242469] kfence_guarded_free+0x231/0x2f0 <4>[ 8.242644] ? free_rb_tree_fname+0x3d/0x60 <4>[ 8.242818] kfree+0x335/0x370 <4>[ 8.242983] free_rb_tree_fname+0x3d/0x60 <4>[ 8.243152] ext4_release_dir+0x15/0x30 <4>[ 8.243314] __fput+0xa3/0x250 <4>[ 8.243474] task_work_run+0x57/0xa0 <4>[ 8.243636] exit_to_user_mode_prepare+0x179/0x180 <4>[ 8.243825] syscall_exit_to_user_mode+0x19/0x50 <4>[ 8.244002] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 8.244189] RIP: 0033:0x7f5c486fd947 <4>[ 8.244344] Code: 2d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 48 8b 0d 37 a5 2d 00 f7 d8 64 89 01 b8 ff ff ff ff eb c2 0f 1f 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 09 f3 c3 0f 1f 80 00 00 00 00 48 8b 15 09 a5 <4>[ 8.244831] RSP: 002b:00007ffcc34a9128 EFLAGS: 00000206 ORIG_RAX: 0000000000000003 <4>[ 8.245091] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f5c486fd947 <4>[ 8.245311] RDX: 00007f5c489d8ca0 RSI: 0000000000000000 RDI: 0000000000000004 <4>[ 8.245536] RBP: 0000000000000000 R08: 1f4b0bb78fdb4e01 R09: 767265732e687373 <4>[ 8.245757] R10: 0000000000000002 R11: 0000000000000206 R12: 0000000000000000 <4>[ 8.245978] R13: 000055e1c5245c60 R14: 00007f5c48bd68c0 R15: 000055e1c523c010 <3>[ 8.360032] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-sysv-ge/200 <4>[ 8.360311] caller is invalidate_user_asid+0x13/0x50 <4>[ 8.360599] CPU: 0 PID: 200 Comm: systemd-sysv-ge Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 8.360903] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 8.361137] Call Trace: <4>[ 8.361267] dump_stack+0x7f/0xad <4>[ 8.361429] check_preemption_disabled+0xc8/0xd0 <4>[ 8.361617] invalidate_user_asid+0x13/0x50 <4>[ 8.361780] flush_tlb_one_kernel+0x5/0x20 <4>[ 8.361938] kfence_protect+0x56/0x80 <4>[ 8.362095] kfence_guarded_free+0x231/0x2f0 <4>[ 8.362257] ? do_sys_openat2+0x7d/0x150 <4>[ 8.362418] kmem_cache_free+0x318/0x360 <4>[ 8.362605] do_sys_openat2+0x7d/0x150 <4>[ 8.362767] __x64_sys_openat+0x4f/0x90 <4>[ 8.362926] do_syscall_64+0x33/0x80 <4>[ 8.363080] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 8.363257] RIP: 0033:0x7f5c486fcc8e <4>[ 8.363405] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 8.363852] RSP: 002b:00007ffcc34a8770 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 8.364095] RAX: ffffffffffffffda RBX: 000055e1c523a290 RCX: 00007f5c486fcc8e <4>[ 8.364296] RDX: 0000000000080000 RSI: 000055e1c523ad10 RDI: 00000000ffffff9c <4>[ 8.364567] RBP: 000055e1c3e054da R08: 0000000000000000 R09: 000055e1c3e054dc <4>[ 8.364792] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 <4>[ 8.364995] R13: 000055e1c3e054da R14: 000055e1c5245a10 R15: 000055e1c523c010 <6>[ 8.462993] systemd-sysv-ge (200) used greatest stack depth: 12424 bytes left <7>[ 8.705090] systemd[1]: File /lib/systemd/system/systemd-journald.service:35 configures an IP firewall (IPAddressDeny=any), but the local system does not support BPF/cgroup based firewalling. <7>[ 8.705610] systemd[1]: Proceeding WITHOUT firewalling in effect! (This warning is only shown for the first loaded unit using IP firewalling.) <7>[ 9.713965] systemd[1]: Created slice System Slice. <7>[ 9.717419] systemd[1]: Listening on fsck to fsckd communication Socket. <7>[ 9.720108] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. <7>[ 9.777339] systemd[1]: Listening on Journal Socket (/dev/log). <7>[ 9.780586] systemd[1]: Listening on udev Control Socket. <6>[ 11.443262] EXT4-fs (sda1): re-mounted. Opts: errors=panic. Quota mode: disabled. <7>[ 11.570954] systemd-journald[210]: Received request to flush runtime journal from PID 1 <4>[ 11.625691] check_preemption_disabled: 16 callbacks suppressed <3>[ 11.625699] BUG: using smp_processor_id() in preemptible [00000000] code: ls/241 <4>[ 11.625867] caller is invalidate_user_asid+0x13/0x50 <4>[ 11.625880] CPU: 2 PID: 241 Comm: ls Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 11.625888] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 11.625893] Call Trace: <4>[ 11.625899] dump_stack+0x7f/0xad <4>[ 11.625911] check_preemption_disabled+0xc8/0xd0 <4>[ 11.625923] invalidate_user_asid+0x13/0x50 <4>[ 11.625932] flush_tlb_one_kernel+0x5/0x20 <4>[ 11.625940] kfence_protect+0x56/0x80 <4>[ 11.625951] kfence_guarded_free+0x231/0x2f0 <4>[ 11.625959] ? remove_vma+0x58/0x60 <4>[ 11.625971] kmem_cache_free+0x318/0x360 <4>[ 11.625987] remove_vma+0x58/0x60 <4>[ 11.625996] exit_mmap+0xc3/0x1d0 <4>[ 11.626021] mmput+0x55/0x120 <4>[ 11.626032] do_exit+0x338/0xc00 <4>[ 11.626052] do_group_exit+0x34/0xb0 <4>[ 11.626062] __x64_sys_exit_group+0xf/0x10 <4>[ 11.626069] do_syscall_64+0x33/0x80 <4>[ 11.626079] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 11.626088] RIP: 0033:0x7f9171fc0e06 <4>[ 11.626095] Code: Unable to access opcode bytes at RIP 0x7f9171fc0ddc. <4>[ 11.626099] RSP: 002b:00007fffa8668528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 11.626109] RAX: ffffffffffffffda RBX: 00007f91722c3740 RCX: 00007f9171fc0e06 <4>[ 11.626114] RDX: 0000000000000002 RSI: 000000000000003c RDI: 0000000000000002 <4>[ 11.626119] RBP: 0000000000000002 R08: 00000000000000e7 R09: fffffffffffffe98 <4>[ 11.626124] R10: 00007f9171a612a0 R11: 0000000000000246 R12: 00007f91722c3740 <4>[ 11.626128] R13: 0000000000000002 R14: 00007f91722cc628 R15: 0000000000000000 <3>[ 11.742735] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-random-/243 <4>[ 11.742892] caller is invalidate_user_asid+0x13/0x50 <4>[ 11.742904] CPU: 2 PID: 243 Comm: systemd-random- Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 11.742910] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 11.742914] Call Trace: <4>[ 11.742919] dump_stack+0x7f/0xad <4>[ 11.742929] check_preemption_disabled+0xc8/0xd0 <4>[ 11.742938] invalidate_user_asid+0x13/0x50 <4>[ 11.742946] flush_tlb_one_kernel+0x5/0x20 <4>[ 11.742952] kfence_protect+0x56/0x80 <4>[ 11.742960] kfence_guarded_free+0x231/0x2f0 <4>[ 11.742967] ? do_sys_openat2+0x7d/0x150 <4>[ 11.742975] kmem_cache_free+0x318/0x360 <4>[ 11.742987] do_sys_openat2+0x7d/0x150 <4>[ 11.742997] __x64_sys_openat+0x4f/0x90 <4>[ 11.743005] do_syscall_64+0x33/0x80 <4>[ 11.743012] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 11.743019] RIP: 0033:0x7f46869b9c8e <4>[ 11.743025] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 11.743030] RSP: 002b:00007fff41738260 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 11.743039] RAX: ffffffffffffffda RBX: 00007fff41738e65 RCX: 00007f46869b9c8e <4>[ 11.743043] RDX: 0000000000080142 RSI: 0000562524001847 RDI: 00000000ffffff9c <4>[ 11.743046] RBP: 0000000000000000 R08: 0000000000000108 R09: 0000000000000000 <4>[ 11.743050] R10: 0000000000000180 R11: 0000000000000246 R12: 0000562526000cd0 <4>[ 11.743054] R13: 00007fff41738400 R14: 0000000000000000 R15: 0000000000000001 <3>[ 11.949626] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/242 <4>[ 11.949910] caller is invalidate_user_asid+0x13/0x50 <4>[ 11.949933] CPU: 1 PID: 242 Comm: systemd-udevd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 11.949947] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 11.949955] Call Trace: <4>[ 11.949967] dump_stack+0x7f/0xad <4>[ 11.949988] check_preemption_disabled+0xc8/0xd0 <4>[ 11.950008] invalidate_user_asid+0x13/0x50 <4>[ 11.950024] flush_tlb_one_kernel+0x5/0x20 <4>[ 11.950037] kfence_protect+0x56/0x80 <4>[ 11.950056] kfence_guarded_free+0x231/0x2f0 <4>[ 11.950071] ? filename_lookup+0xfa/0x170 <4>[ 11.950092] kmem_cache_free+0x318/0x360 <4>[ 11.950120] filename_lookup+0xfa/0x170 <4>[ 11.950167] ? strncpy_from_user+0x1e/0x180 <4>[ 11.950201] vfs_statx+0x6d/0x110 <4>[ 11.950227] __do_sys_newstat+0x39/0x70 <4>[ 11.950264] ? syscall_trace_enter.constprop.0+0x65/0x200 <4>[ 11.950284] do_syscall_64+0x33/0x80 <4>[ 11.950300] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 11.950317] RIP: 0033:0x7f77002f4775 <4>[ 11.950327] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 11.950339] RSP: 002b:00007fff242625f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 11.950357] RAX: ffffffffffffffda RBX: 000055e3cf071ca0 RCX: 00007f77002f4775 <4>[ 11.950367] RDX: 00007fff24262600 RSI: 00007fff24262600 RDI: 000055e3cee5cbf1 <4>[ 11.950376] RBP: 00007fff24262600 R08: 000055e3d094cb30 R09: 0000000000000000 <4>[ 11.950391] R10: 000055e3d0944010 R11: 0000000000000246 R12: 000055e3d094ca68 <4>[ 11.950406] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000004 <3>[ 12.064893] BUG: using smp_processor_id() in preemptible [00000000] code: grep/251 <4>[ 12.065133] caller is invalidate_user_asid+0x13/0x50 <4>[ 12.065155] CPU: 3 PID: 251 Comm: grep Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 12.065167] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 12.065175] Call Trace: <4>[ 12.065184] dump_stack+0x7f/0xad <4>[ 12.065203] check_preemption_disabled+0xc8/0xd0 <4>[ 12.065221] invalidate_user_asid+0x13/0x50 <4>[ 12.065235] flush_tlb_one_kernel+0x5/0x20 <4>[ 12.065247] kfence_protect+0x56/0x80 <4>[ 12.065264] kfence_guarded_free+0x231/0x2f0 <4>[ 12.065277] ? unlink_anon_vmas+0x172/0x1f0 <4>[ 12.065293] kmem_cache_free+0x318/0x360 <4>[ 12.065317] unlink_anon_vmas+0x172/0x1f0 <4>[ 12.065336] free_pgtables+0x85/0xe0 <4>[ 12.065356] exit_mmap+0x9e/0x1d0 <4>[ 12.065395] mmput+0x55/0x120 <4>[ 12.065412] do_exit+0x338/0xc00 <4>[ 12.065444] do_group_exit+0x34/0xb0 <4>[ 12.065460] __x64_sys_exit_group+0xf/0x10 <4>[ 12.065470] do_syscall_64+0x33/0x80 <4>[ 12.065485] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 12.065500] RIP: 0033:0x7fcc2d763e06 <4>[ 12.065510] Code: Unable to access opcode bytes at RIP 0x7fcc2d763ddc. <4>[ 12.065517] RSP: 002b:00007ffd8b7c8788 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 12.065533] RAX: ffffffffffffffda RBX: 00007fcc2da66740 RCX: 00007fcc2d763e06 <4>[ 12.065541] RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001 <4>[ 12.065549] RBP: 0000000000000001 R08: 00000000000000e7 R09: ffffffffffffff80 <4>[ 12.065556] R10: 00007fcc2d67a2a0 R11: 0000000000000246 R12: 00007fcc2da66740 <4>[ 12.065563] R13: 0000000000000002 R14: 00007fcc2da6f628 R15: 0000000000000000 <6>[ 12.067062] sed (252) used greatest stack depth: 12392 bytes left <3>[ 12.169209] BUG: using smp_processor_id() in preemptible [00000000] code: grep/256 <4>[ 12.169342] caller is invalidate_user_asid+0x13/0x50 <4>[ 12.169351] CPU: 1 PID: 256 Comm: grep Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 12.169356] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 12.169359] Call Trace: <4>[ 12.169364] dump_stack+0x7f/0xad <4>[ 12.169373] check_preemption_disabled+0xc8/0xd0 <4>[ 12.169386] invalidate_user_asid+0x13/0x50 <4>[ 12.169396] flush_tlb_one_kernel+0x5/0x20 <4>[ 12.169401] kfence_protect+0x56/0x80 <4>[ 12.169408] kfence_guarded_free+0x231/0x2f0 <4>[ 12.169414] ? ___pte_free_tlb+0x12/0xc0 <4>[ 12.169420] kmem_cache_free+0x318/0x360 <4>[ 12.169430] ___pte_free_tlb+0x12/0xc0 <4>[ 12.169436] free_pgd_range+0x24f/0x5b0 <4>[ 12.169451] free_pgtables+0xb6/0xe0 <4>[ 12.169459] exit_mmap+0x9e/0x1d0 <4>[ 12.169475] mmput+0x55/0x120 <4>[ 12.169482] do_exit+0x338/0xc00 <4>[ 12.169496] do_group_exit+0x34/0xb0 <4>[ 12.169503] __x64_sys_exit_group+0xf/0x10 <4>[ 12.169507] do_syscall_64+0x33/0x80 <4>[ 12.169513] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 12.169520] RIP: 0033:0x7f0deee58e06 <4>[ 12.169524] Code: Unable to access opcode bytes at RIP 0x7f0deee58ddc. <4>[ 12.169526] RSP: 002b:00007ffe91323988 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 12.169533] RAX: ffffffffffffffda RBX: 00007f0def15b740 RCX: 00007f0deee58e06 <4>[ 12.169536] RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001 <4>[ 12.169539] RBP: 0000000000000001 R08: 00000000000000e7 R09: ffffffffffffff80 <4>[ 12.169542] R10: 00007f0deed6f2a0 R11: 0000000000000246 R12: 00007f0def15b740 <4>[ 12.169545] R13: 0000000000000002 R14: 00007f0def164628 R15: 0000000000000000 <3>[ 12.503544] BUG: using smp_processor_id() in preemptible [00000000] code: ckbcomp/264 <4>[ 12.503879] caller is invalidate_user_asid+0x13/0x50 <4>[ 12.503897] CPU: 2 PID: 264 Comm: ckbcomp Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 12.503907] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 12.503914] Call Trace: <4>[ 12.503922] dump_stack+0x7f/0xad <4>[ 12.503939] check_preemption_disabled+0xc8/0xd0 <4>[ 12.503954] invalidate_user_asid+0x13/0x50 <4>[ 12.503967] flush_tlb_one_kernel+0x5/0x20 <4>[ 12.503977] kfence_protect+0x56/0x80 <4>[ 12.503991] kfence_guarded_free+0x231/0x2f0 <4>[ 12.504004] ? __handle_mm_fault+0x871/0x1500 <4>[ 12.504019] kmem_cache_free+0x318/0x360 <4>[ 12.504042] __handle_mm_fault+0x871/0x1500 <4>[ 12.504085] handle_mm_fault+0x9d/0x270 <4>[ 12.504101] do_user_addr_fault+0x1e6/0x680 <4>[ 12.504123] exc_page_fault+0x67/0x230 <4>[ 12.504141] asm_exc_page_fault+0x1e/0x30 <4>[ 12.504152] RIP: 0010:__clear_user+0x40/0x70 <4>[ 12.504163] Code: a4 c5 ff 66 66 90 48 89 d8 48 c1 eb 03 48 89 ef 83 e0 07 48 89 d9 48 85 c9 74 1e 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <48> c7 07 00 00 00 00 48 83 c7 08 ff c9 75 f1 48 89 c1 85 c9 74 0a <4>[ 12.504172] RSP: 0018:ffffc900002bbd70 EFLAGS: 00010206 <4>[ 12.504186] RAX: 0000000000000004 RBX: 00000000000000bb RCX: 00000000000000bb <4>[ 12.504192] RDX: 0000000000000000 RSI: ffffffff822ef91f RDI: 00005603475ffa24 <4>[ 12.504200] RBP: 00005603475ffa24 R08: 0000000000000000 R09: 0000000000000001 <4>[ 12.504206] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88810502a000 <4>[ 12.504212] R13: 0000000000000000 R14: ffff8881050d2340 R15: ffff8881054e8c40 <4>[ 12.504251] load_elf_binary+0xc04/0x1620 <4>[ 12.504303] bprm_execve+0x32b/0x850 <4>[ 12.504329] do_execveat_common+0x15f/0x1d0 <4>[ 12.504350] __x64_sys_execve+0x34/0x50 <4>[ 12.504367] do_syscall_64+0x33/0x80 <4>[ 12.504379] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 12.504390] RIP: 0033:0x7f919a4cae37 <4>[ 12.504405] Code: Unable to access opcode bytes at RIP 0x7f919a4cae0d. <4>[ 12.504411] RSP: 002b:00007ffeb3b96ec8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b <4>[ 12.504424] RAX: ffffffffffffffda RBX: 000055ca1f008138 RCX: 00007f919a4cae37 <4>[ 12.504430] RDX: 000055ca1f00a8a0 RSI: 000055ca1f00a820 RDI: 000055ca1f008138 <4>[ 12.504436] RBP: 000055ca1f00a820 R08: 0000000000000000 R09: 000000000000003d <4>[ 12.504443] R10: 0000000000000008 R11: 0000000000000246 R12: 000055ca1e415f59 <4>[ 12.504449] R13: 000055ca1f00a8a0 R14: 00007ffeb3b96ed0 R15: 00007ffeb3b97ebe <3>[ 12.980853] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/242 <4>[ 12.981127] caller is invalidate_user_asid+0x13/0x50 <4>[ 12.981149] CPU: 1 PID: 242 Comm: systemd-udevd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 12.981162] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 12.981170] Call Trace: <4>[ 12.981181] dump_stack+0x7f/0xad <4>[ 12.981202] check_preemption_disabled+0xc8/0xd0 <4>[ 12.981222] invalidate_user_asid+0x13/0x50 <4>[ 12.981238] flush_tlb_one_kernel+0x5/0x20 <4>[ 12.981251] kfence_protect+0x56/0x80 <4>[ 12.981269] kfence_guarded_free+0x231/0x2f0 <4>[ 12.981284] ? do_sys_openat2+0x7d/0x150 <4>[ 12.981301] kmem_cache_free+0x318/0x360 <4>[ 12.981328] do_sys_openat2+0x7d/0x150 <4>[ 12.981349] __x64_sys_openat+0x4f/0x90 <4>[ 12.981367] do_syscall_64+0x33/0x80 <4>[ 12.981391] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 12.981416] RIP: 0033:0x7f77002f4c8e <4>[ 12.981434] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 12.981448] RSP: 002b:00007fff2425e160 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 12.981466] RAX: ffffffffffffffda RBX: 000055e3d0945440 RCX: 00007f77002f4c8e <4>[ 12.981475] RDX: 0000000000080000 RSI: 000055e3d095ce90 RDI: 00000000ffffff9c <4>[ 12.981483] RBP: 000055e3cee60789 R08: 0000000000000000 R09: 000055e3cee6078b <4>[ 12.981491] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 <4>[ 12.981499] R13: 000055e3cee60789 R14: 0000000000000003 R15: 0000000000000004 <3>[ 13.456070] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/242 <4>[ 13.456344] caller is invalidate_user_asid+0x13/0x50 <4>[ 13.456368] CPU: 1 PID: 242 Comm: systemd-udevd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 13.456381] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 13.456390] Call Trace: <4>[ 13.456400] dump_stack+0x7f/0xad <4>[ 13.456420] check_preemption_disabled+0xc8/0xd0 <4>[ 13.456440] invalidate_user_asid+0x13/0x50 <4>[ 13.456456] flush_tlb_one_kernel+0x5/0x20 <4>[ 13.456469] kfence_protect+0x56/0x80 <4>[ 13.456488] kfence_guarded_free+0x231/0x2f0 <4>[ 13.456503] ? do_sys_openat2+0x7d/0x150 <4>[ 13.456519] kmem_cache_free+0x318/0x360 <4>[ 13.456547] do_sys_openat2+0x7d/0x150 <4>[ 13.456568] __x64_sys_openat+0x4f/0x90 <4>[ 13.456585] do_syscall_64+0x33/0x80 <4>[ 13.456602] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 13.456618] RIP: 0033:0x7f77002f4c8e <4>[ 13.456629] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 13.456641] RSP: 002b:00007fff2425e160 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 13.456659] RAX: ffffffffffffffda RBX: 000055e3d0945440 RCX: 00007f77002f4c8e <4>[ 13.456668] RDX: 0000000000080000 RSI: 000055e3d094d0c0 RDI: 00000000ffffff9c <4>[ 13.456677] RBP: 000055e3cee60789 R08: 0000000000000000 R09: 000055e3cee6078b <4>[ 13.456685] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 <4>[ 13.456693] R13: 000055e3cee60789 R14: 0000000000000003 R15: 0000000000000004 <3>[ 13.918017] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 13.918560] caller is invalidate_user_asid+0x13/0x50 <4>[ 13.918584] CPU: 3 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 13.918609] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 13.918619] Call Trace: <4>[ 13.918632] dump_stack+0x7f/0xad <4>[ 13.918655] check_preemption_disabled+0xc8/0xd0 <4>[ 13.918678] invalidate_user_asid+0x13/0x50 <4>[ 13.918696] flush_tlb_one_kernel+0x5/0x20 <4>[ 13.918711] kfence_protect+0x56/0x80 <4>[ 13.918732] kfence_guarded_free+0x231/0x2f0 <4>[ 13.918750] ? jbd2_journal_stop+0x15f/0x380 <4>[ 13.918771] kmem_cache_free+0x318/0x360 <4>[ 13.918805] jbd2_journal_stop+0x15f/0x380 <4>[ 13.918840] __ext4_journal_stop+0x32/0xa0 <4>[ 13.918861] __mark_inode_dirty+0x15d/0x570 <4>[ 13.918892] generic_update_time+0x64/0xc0 <4>[ 13.918912] file_update_time+0x11b/0x130 <4>[ 13.918945] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 13.918962] ? find_held_lock+0x2b/0x80 <4>[ 13.919001] do_page_mkwrite+0x4a/0x130 <4>[ 13.919024] do_wp_page+0x27d/0x480 <4>[ 13.919046] __handle_mm_fault+0xc55/0x1500 <4>[ 13.919112] handle_mm_fault+0x9d/0x270 <4>[ 13.919137] do_user_addr_fault+0x1e6/0x680 <4>[ 13.919169] exc_page_fault+0x67/0x230 <4>[ 13.919188] ? asm_exc_page_fault+0x8/0x30 <4>[ 13.919208] asm_exc_page_fault+0x1e/0x30 <4>[ 13.919224] RIP: 0033:0x7f2c5e062cd5 <4>[ 13.919237] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 13.919250] RSP: 002b:00007ffe674d5060 EFLAGS: 00010297 <4>[ 13.919270] RAX: 000000000447acc0 RBX: 0000000000000041 RCX: 00007f2c5e0b0ed4 <4>[ 13.919281] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c581c8900 <4>[ 13.919290] RBP: 0000000001c0b900 R08: 0000000000000288 R09: 0000000001c0b900 <4>[ 13.919300] R10: 00005597cdf98010 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 13.919309] R13: 00007ffe674d5088 R14: 00007ffe674d5120 R15: 00007f2c581c8900 <3>[ 14.134986] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/242 <4>[ 14.135260] caller is invalidate_user_asid+0x13/0x50 <4>[ 14.135284] CPU: 1 PID: 242 Comm: systemd-udevd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 14.135296] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 14.135305] Call Trace: <4>[ 14.135316] dump_stack+0x7f/0xad <4>[ 14.135337] check_preemption_disabled+0xc8/0xd0 <4>[ 14.135357] invalidate_user_asid+0x13/0x50 <4>[ 14.135373] flush_tlb_one_kernel+0x5/0x20 <4>[ 14.135393] kfence_protect+0x56/0x80 <4>[ 14.135424] kfence_guarded_free+0x231/0x2f0 <4>[ 14.135451] ? do_sys_openat2+0x7d/0x150 <4>[ 14.135480] kmem_cache_free+0x318/0x360 <4>[ 14.135530] do_sys_openat2+0x7d/0x150 <4>[ 14.135571] __x64_sys_openat+0x4f/0x90 <4>[ 14.135601] do_syscall_64+0x33/0x80 <4>[ 14.135627] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 14.135649] RIP: 0033:0x7f77002f4c8e <4>[ 14.135666] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 14.135683] RSP: 002b:00007fff2425e160 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 14.135711] RAX: ffffffffffffffda RBX: 000055e3d0945440 RCX: 00007f77002f4c8e <4>[ 14.135726] RDX: 0000000000080000 RSI: 000055e3d095dfd0 RDI: 00000000ffffff9c <4>[ 14.135740] RBP: 000055e3cee60789 R08: 0000000000000000 R09: 000055e3cee6078b <4>[ 14.135754] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 <4>[ 14.135768] R13: 000055e3cee60789 R14: 0000000000000003 R15: 0000000000000004 <4>[ 15.430197] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042F conflicts with OpRegion 0x0000000000000400-0x000000000000047F (\_SB.PCI0.LPC.PMIO) (20210105/utaddress-204) <6>[ 15.430225] ACPI: OSL: Resource conflict; ACPI support missing from driver? <4>[ 15.430240] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054F conflicts with OpRegion 0x0000000000000500-0x000000000000057F (\_SB.PCI0.LPC.LPIO) (20210105/utaddress-204) <6>[ 15.430261] ACPI: OSL: Resource conflict; ACPI support missing from driver? <4>[ 15.430273] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053F conflicts with OpRegion 0x0000000000000500-0x000000000000057F (\_SB.PCI0.LPC.LPIO) (20210105/utaddress-204) <6>[ 15.430293] ACPI: OSL: Resource conflict; ACPI support missing from driver? <4>[ 15.430305] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052F conflicts with OpRegion 0x0000000000000500-0x000000000000057F (\_SB.PCI0.LPC.LPIO) (20210105/utaddress-204) <6>[ 15.430324] ACPI: OSL: Resource conflict; ACPI support missing from driver? <4>[ 15.430328] lpc_ich: Resource conflict(s) found affecting gpio_ich <6>[ 15.497628] pps_core: LinuxPPS API ver. 1 registered <6>[ 15.497636] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 15.663092] PTP clock support registered <4>[ 16.631040] check_preemption_disabled: 10 callbacks suppressed <3>[ 16.631053] BUG: using smp_processor_id() in preemptible [00000000] code: cached_setup_fo/303 <4>[ 16.631317] caller is invalidate_user_asid+0x13/0x50 <4>[ 16.631339] CPU: 0 PID: 303 Comm: cached_setup_fo Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 16.631352] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 16.631361] Call Trace: <4>[ 16.631372] dump_stack+0x7f/0xad <4>[ 16.631392] check_preemption_disabled+0xc8/0xd0 <4>[ 16.631412] invalidate_user_asid+0x13/0x50 <4>[ 16.631428] flush_tlb_one_kernel+0x5/0x20 <4>[ 16.631442] kfence_protect+0x56/0x80 <4>[ 16.631460] kfence_guarded_free+0x231/0x2f0 <4>[ 16.631476] ? do_sys_openat2+0x7d/0x150 <4>[ 16.631492] kmem_cache_free+0x318/0x360 <4>[ 16.631519] do_sys_openat2+0x7d/0x150 <4>[ 16.631541] __x64_sys_openat+0x4f/0x90 <4>[ 16.631559] do_syscall_64+0x33/0x80 <4>[ 16.631575] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 16.631590] RIP: 0033:0x7fd514416cdd <4>[ 16.631601] Code: 48 89 54 24 e0 41 83 e2 40 75 32 89 f0 25 00 00 41 00 3d 00 00 41 00 74 24 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 33 f3 c3 66 0f 1f 84 00 00 00 00 00 48 8d 44 <4>[ 16.631613] RSP: 002b:00007ffe4cb6e848 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 <4>[ 16.631631] RAX: ffffffffffffffda RBX: 00007ffe4cb6e940 RCX: 00007fd514416cdd <4>[ 16.631641] RDX: 0000000000080000 RSI: 00007fd514623dd0 RDI: 00000000ffffff9c <4>[ 16.631650] RBP: 00007ffe4cb6e8b0 R08: 0000000000000000 R09: 00007ffe4cb6e92f <4>[ 16.631658] R10: 0000000000000000 R11: 0000000000000287 R12: 00007fd514623170 <4>[ 16.631666] R13: 0000000000000000 R14: 00007fd514622060 R15: 0000000000000000 <6>[ 17.119823] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 17.119831] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 17.121994] e1000e 0000:00:19.0: Interrupt Throttling Rate (ints/sec) set to dynamic conservative mode <6>[ 17.205606] e1000e 0000:00:19.0 0000:00:19.0 (uninitialized): registered PHC clock <6>[ 17.290781] e1000e 0000:00:19.0 eth0: (PCI Express:2.5GT/s:Width x1) f0:de:f1:ba:c2:bd <6>[ 17.290922] e1000e 0000:00:19.0 eth0: Intel(R) PRO/1000 Network Connection <6>[ 17.290984] e1000e 0000:00:19.0 eth0: MAC: 10, PHY: 11, PBA No: 1000FF-0FF <4>[ 18.460714] ********************************************************** <4>[ 18.460721] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** <4>[ 18.460724] ** ** <4>[ 18.460729] ** trace_printk() being used. Allocating extra memory. ** <4>[ 18.460734] ** ** <4>[ 18.460739] ** This means that this is a DEBUG kernel and it is ** <4>[ 18.460744] ** unsafe for production use. ** <4>[ 18.460748] ** ** <4>[ 18.460753] ** If you see this message and you are not debugging ** <4>[ 18.460758] ** the kernel, report this immediately to your vendor! ** <4>[ 18.460762] ** ** <4>[ 18.460767] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** <4>[ 18.460772] ********************************************************** <3>[ 18.494172] BUG: using smp_processor_id() in preemptible [00000000] code: ckbcomp/264 <4>[ 18.494331] caller is invalidate_user_asid+0x13/0x50 <4>[ 18.494342] CPU: 2 PID: 264 Comm: ckbcomp Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 18.494348] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 18.494353] Call Trace: <4>[ 18.494359] dump_stack+0x7f/0xad <4>[ 18.494369] check_preemption_disabled+0xc8/0xd0 <4>[ 18.494380] invalidate_user_asid+0x13/0x50 <4>[ 18.494389] flush_tlb_one_kernel+0x5/0x20 <4>[ 18.494395] kfence_protect+0x56/0x80 <4>[ 18.494405] kfence_guarded_free+0x231/0x2f0 <4>[ 18.494413] ? remove_vma+0x58/0x60 <4>[ 18.494423] kmem_cache_free+0x318/0x360 <4>[ 18.494439] remove_vma+0x58/0x60 <4>[ 18.494448] __do_munmap+0x2e8/0x4e0 <4>[ 18.494464] __do_sys_brk+0x19f/0x2b0 <4>[ 18.494481] do_syscall_64+0x33/0x80 <4>[ 18.494489] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 18.494497] RIP: 0033:0x7f82dc32a4b9 <4>[ 18.494502] Code: ff ff 0f 1f 80 00 00 00 00 64 c7 03 01 00 00 00 5b 5d 41 5c c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b9 0c 00 00 00 89 c8 0f 05 <48> 3d 00 f0 ff ff 48 89 c2 77 1c 48 8b 05 ed 49 2d 00 48 89 10 31 <4>[ 18.494508] RSP: 002b:00007ffc12fefca8 EFLAGS: 00000246 ORIG_RAX: 000000000000000c <4>[ 18.494517] RAX: ffffffffffffffda RBX: 00005603498cf000 RCX: 00007f82dc32a4b9 <4>[ 18.494522] RDX: 0000000000000000 RSI: 00005603498ad520 RDI: 00005603498ce000 <4>[ 18.494526] RBP: fffffffffffff000 R08: 0000000000000000 R09: 0000000000000001 <4>[ 18.494531] R10: 000056034931cc68 R11: 0000000000000246 R12: 00007f82dc6020b8 <4>[ 18.494535] R13: 00007f82dc6004d8 R14: 0000000000021ae0 R15: 00005603498c1520 <7>[ 18.548844] i915 0000:00:02.0: [drm:intel_uc_init_early [i915]] enable_guc=0 (guc:no submission:no huc:no) <7>[ 18.549043] i915 0000:00:02.0: [drm:intel_pch_type [i915]] Found CougarPoint PCH <7>[ 18.549166] i915 0000:00:02.0: [drm:intel_power_domains_init [i915]] Allowed DC state mask 00 <7>[ 18.549550] i915 0000:00:02.0: [drm:intel_device_info_runtime_init [i915]] rawclk rate: 125000 kHz <7>[ 18.550259] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] GGTT size = 2048M <7>[ 18.550420] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] GMADR size = 256M <7>[ 18.550549] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] DSM size = 64M <6>[ 18.550708] i915 0000:00:02.0: vgaarb: deactivate vga console <6>[ 18.552278] Console: switching to colour dummy device 80x25 <7>[ 18.554037] i915 0000:00:02.0: [drm:init_stolen [i915]] GEN6_STOLEN_RESERVED = 00000000 <7>[ 18.554261] i915 0000:00:02.0: [drm:init_stolen [i915]] Memory reserved for graphics device: 65536K, usable: 65536K <7>[ 18.554769] i915 0000:00:02.0: [drm:intel_gvt_init [i915]] GVT-g is disabled by kernel params <7>[ 18.554985] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] graphic opregion physical addr: 0xdaef6018 <7>[ 18.555243] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] ACPI OpRegion version 2.0.0 <7>[ 18.555478] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] Public ACPI methods supported <7>[ 18.555684] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] SWSCI supported <7>[ 18.563075] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] SWSCI GBDA callbacks 00000483, SBCB callbacks 00000203 <7>[ 18.563321] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] ASLE supported <7>[ 18.563554] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] ASLE extension supported <7>[ 18.563759] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] Found valid VBT in ACPI OpRegion (Mailbox #4) <7>[ 18.564583] i915 0000:00:02.0: [drm:intel_bios_init [i915]] Set default to SSC at 120000 kHz <7>[ 18.564808] i915 0000:00:02.0: [drm:intel_bios_init [i915]] VBT signature "$VBT SANDYBRIDGE-M ", BDB version 161 <7>[ 18.565017] i915 0000:00:02.0: [drm:intel_bios_init [i915]] BDB_GENERAL_FEATURES int_tv_support 0 int_crt_support 1 lvds_use_ssc 0 lvds_ssc_freq 120000 display_clock_mode 0 fdi_rx_polarity_inverted 0 <7>[ 18.565226] i915 0000:00:02.0: [drm:intel_bios_init [i915]] crt_ddc_bus_pin: 2 <7>[ 18.565469] i915 0000:00:02.0: [drm:intel_bios_init [i915]] Found VBT child device with type 0x1022 <7>[ 18.565683] i915 0000:00:02.0: [drm:intel_bios_init [i915]] Found VBT child device with type 0x68c6 <7>[ 18.565844] i915 0000:00:02.0: [drm:intel_bios_init [i915]] Found VBT child device with type 0x68c6 <7>[ 18.565997] i915 0000:00:02.0: [drm:intel_bios_init [i915]] Found VBT child device with type 0x68c6 <7>[ 18.566174] i915 0000:00:02.0: [drm:intel_bios_init [i915]] Panel type: 3 (VBT) <7>[ 18.566344] i915 0000:00:02.0: [drm:intel_bios_init [i915]] DRRS supported mode is static <7>[ 18.566550] i915 0000:00:02.0: [drm:intel_bios_init [i915]] Found panel mode in BIOS VBT legacy lfp table: <7>[ 18.566704] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75200 1366 1414 1478 1582 768 772 779 792 0x8 0xa <7>[ 18.566714] i915 0000:00:02.0: [drm:intel_bios_init [i915]] VBT initial LVDS value 200300 <7>[ 18.566861] i915 0000:00:02.0: [drm:intel_bios_init [i915]] VBT backlight PWM modulation frequency 210 Hz, active high, min brightness 0, level 137, controller 0 <7>[ 18.567015] i915 0000:00:02.0: [drm:intel_bios_init [i915]] Found SDVO panel mode in BIOS VBT tables: <7>[ 18.567159] [drm:drm_mode_debug_printmodeline] Modeline "1600x1200": 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x8 0xa <7>[ 18.567166] i915 0000:00:02.0: [drm:intel_bios_init [i915]] DRRS State Enabled:1 <7>[ 18.567309] i915 0000:00:02.0: [drm:intel_bios_init [i915]] No PSR BDB found. <7>[ 18.567490] i915 0000:00:02.0: [drm:intel_bios_init [i915]] No SDVO device info is found in VBT <7>[ 18.567689] i915 0000:00:02.0: [drm:__intel_display_power_get_domain.part.0 [i915]] enabling always-on <7>[ 18.568441] i915 0000:00:02.0: [drm:intel_fbc_init [i915]] Sanitized enable_fbc value: 0 <7>[ 18.568751] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM0 latency 7 (0.7 usec) <7>[ 18.568874] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM1 latency 3 (1.5 usec) <7>[ 18.569000] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM2 latency 4 (2.0 usec) <7>[ 18.569136] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM3 latency 22 (11.0 usec) <7>[ 18.569283] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM0 latency 7 (0.7 usec) <7>[ 18.569462] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM1 latency 3 (1.5 usec) <7>[ 18.569589] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM2 latency 4 (2.0 usec) <7>[ 18.569707] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM3 latency 22 (11.0 usec) <7>[ 18.569823] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM0 latency 7 (0.7 usec) <7>[ 18.569938] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM1 latency 3 (1.5 usec) <7>[ 18.570082] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM2 latency 4 (2.0 usec) <7>[ 18.570242] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM3 latency 22 (11.0 usec) <7>[ 18.570432] i915 0000:00:02.0: [drm:intel_init_pm [i915]] WM latency values increased to avoid potential underruns <7>[ 18.570600] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM0 latency 12 (1.2 usec) <7>[ 18.570765] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM1 latency 3 (1.5 usec) <7>[ 18.570933] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM2 latency 4 (2.0 usec) <7>[ 18.571100] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM3 latency 22 (11.0 usec) <7>[ 18.571269] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM0 latency 12 (1.2 usec) <7>[ 18.571454] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM1 latency 3 (1.5 usec) <7>[ 18.571622] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM2 latency 4 (2.0 usec) <7>[ 18.571788] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM3 latency 22 (11.0 usec) <7>[ 18.571955] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM0 latency 12 (1.2 usec) <7>[ 18.572118] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM1 latency 3 (1.5 usec) <7>[ 18.572283] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM2 latency 4 (2.0 usec) <7>[ 18.572469] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM3 latency 22 (11.0 usec) <7>[ 18.572634] i915 0000:00:02.0: [drm:intel_init_pm [i915]] LP3 watermarks disabled due to potential for lost interrupts <7>[ 18.572801] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM0 latency 12 (1.2 usec) <7>[ 18.572967] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM1 latency 3 (1.5 usec) <7>[ 18.573130] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM2 latency 4 (2.0 usec) <7>[ 18.573294] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Primary WM3 latency not provided <7>[ 18.573508] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM0 latency 12 (1.2 usec) <7>[ 18.573636] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM1 latency 3 (1.5 usec) <7>[ 18.573750] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM2 latency 4 (2.0 usec) <7>[ 18.573865] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Sprite WM3 latency not provided <7>[ 18.573993] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM0 latency 12 (1.2 usec) <7>[ 18.574111] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM1 latency 3 (1.5 usec) <7>[ 18.574224] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM2 latency 4 (2.0 usec) <7>[ 18.574337] i915 0000:00:02.0: [drm:intel_print_wm_latency [i915]] Cursor WM3 latency not provided <7>[ 18.576893] i915 0000:00:02.0: [drm:intel_modeset_init_nogem [i915]] 2 display pipes available. <7>[ 18.577638] i915 0000:00:02.0: [drm:intel_modeset_init_nogem [i915]] FDI PLL freq=270000 <7>[ 18.577797] [drm:intel_dump_cdclk_config [i915]] Current CDCLK 400000 kHz, VCO 0 kHz, ref 0 kHz, bypass 0 kHz, voltage level 0 <7>[ 18.577952] i915 0000:00:02.0: [drm:intel_update_max_cdclk [i915]] Max CD clock rate: 400000 kHz <7>[ 18.578102] i915 0000:00:02.0: [drm:intel_modeset_init_nogem [i915]] Max dotclock rate: 360000 kHz <6>[ 18.578263] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem <7>[ 18.578730] i915 0000:00:02.0: [drm:intel_lvds_init [i915]] LVDS PPS:t1+t2 300 t3 300 t4 5000 t5 3000 tx 2000 divider 6249 port 0 powerdown_on_reset 1 <7>[ 18.592179] [drm:drm_add_display_info] Supported Monitor Refresh rate range is 0 Hz - 0 Hz <7>[ 18.592221] [drm:drm_add_display_info] non_desktop set to 0 <7>[ 18.592352] [drm:drm_add_edid_modes] ELD: no CEA Extension found <7>[ 18.592360] [drm:drm_add_display_info] Supported Monitor Refresh rate range is 0 Hz - 0 Hz <7>[ 18.592366] [drm:drm_add_display_info] non_desktop set to 0 <7>[ 18.592417] [drm:drm_add_display_info] Supported Monitor Refresh rate range is 0 Hz - 0 Hz <7>[ 18.592424] [drm:drm_add_display_info] non_desktop set to 0 <7>[ 18.592467] i915 0000:00:02.0: [drm:intel_panel_edid_fixed_mode [i915]] [CONNECTOR:61:LVDS-1] using preferred mode from EDID: <7>[ 18.592694] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75200 1366 1414 1478 1582 768 772 779 792 0x48 0x9 <7>[ 18.592895] i915 0000:00:02.0: [drm:intel_panel_setup_backlight [i915]] Connector LVDS-1 backlight initialized, enabled, brightness 4648/4648 <7>[ 18.593110] i915 0000:00:02.0: [drm:intel_lvds_init [i915]] detected single-link lvds configuration <7>[ 18.593427] i915 0000:00:02.0: [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000 <7>[ 18.593655] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1 <3>[ 18.601160] BUG: using smp_processor_id() in preemptible [00000000] code: ckbcomp/264 <4>[ 18.601206] caller is invalidate_user_asid+0x13/0x50 <4>[ 18.601213] CPU: 1 PID: 264 Comm: ckbcomp Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 18.601217] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 18.601220] Call Trace: <4>[ 18.601223] dump_stack+0x7f/0xad <4>[ 18.601230] check_preemption_disabled+0xc8/0xd0 <4>[ 18.601236] invalidate_user_asid+0x13/0x50 <4>[ 18.601241] flush_tlb_one_kernel+0x5/0x20 <4>[ 18.601245] kfence_protect+0x56/0x80 <4>[ 18.601251] kfence_guarded_free+0x231/0x2f0 <4>[ 18.601255] ? remove_vma+0x58/0x60 <4>[ 18.601262] kmem_cache_free+0x318/0x360 <4>[ 18.601270] remove_vma+0x58/0x60 <4>[ 18.601275] __do_munmap+0x2e8/0x4e0 <4>[ 18.601284] __do_sys_brk+0x19f/0x2b0 <4>[ 18.601293] do_syscall_64+0x33/0x80 <4>[ 18.601298] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 18.601302] RIP: 0033:0x7f82dc32a4b9 <4>[ 18.601306] Code: ff ff 0f 1f 80 00 00 00 00 64 c7 03 01 00 00 00 5b 5d 41 5c c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b9 0c 00 00 00 89 c8 0f 05 <48> 3d 00 f0 ff ff 48 89 c2 77 1c 48 8b 05 ed 49 2d 00 48 89 10 31 <4>[ 18.601309] RSP: 002b:00007ffc12fefca8 EFLAGS: 00000246 ORIG_RAX: 000000000000000c <4>[ 18.601314] RAX: ffffffffffffffda RBX: 000056034990f000 RCX: 00007f82dc32a4b9 <4>[ 18.601317] RDX: 0000000000000000 RSI: 0000000000000021 RDI: 0000560349906000 <4>[ 18.601319] RBP: ffffffffffff7000 R08: 0000000000000020 R09: 0000000000000020 <4>[ 18.601322] R10: 00007f82dc5ffca0 R11: 0000000000000246 R12: 00007f82dc6020b8 <4>[ 18.601324] R13: 00007f82dc6004d8 R14: 0000000000029550 R15: 00005603498ee0e0 <7>[ 18.610434] [drm:intel_sdvo_read_byte.isra.0 [i915]] i2c transfer returned -6 <7>[ 18.610616] i915 0000:00:02.0: [drm:intel_sdvo_init [i915]] No SDVO device found on SDVOB <7>[ 18.611188] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0 <7>[ 18.611433] i915 0000:00:02.0: [drm:intel_bios_port_aux_ch [i915]] using AUX B for port B (platform default) <7>[ 18.611590] i915 0000:00:02.0: [drm:intel_hdmi_init_connector [i915]] Adding HDMI connector on [ENCODER:67:HDMI B] <7>[ 18.611745] i915 0000:00:02.0: [drm:intel_hdmi_init_connector [i915]] Using DDC pin 0x5 for port B (platform default) <7>[ 18.612124] i915 0000:00:02.0: [drm:intel_bios_port_aux_ch [i915]] using AUX B for port B (platform default) <7>[ 18.612284] i915 0000:00:02.0: [drm:intel_dp_init_connector [i915]] Adding DP connector on [ENCODER:75:DP B] <7>[ 18.612640] i915 0000:00:02.0: [drm:intel_bios_port_aux_ch [i915]] using AUX C for port C (platform default) <7>[ 18.612792] i915 0000:00:02.0: [drm:intel_hdmi_init_connector [i915]] Adding HDMI connector on [ENCODER:80:HDMI C] <7>[ 18.612949] i915 0000:00:02.0: [drm:intel_hdmi_init_connector [i915]] Using DDC pin 0x4 for port C (platform default) <7>[ 18.613246] i915 0000:00:02.0: [drm:intel_bios_port_aux_ch [i915]] using AUX D for port D (platform default) <7>[ 18.613432] i915 0000:00:02.0: [drm:intel_hdmi_init_connector [i915]] Adding HDMI connector on [ENCODER:84:HDMI D] <7>[ 18.613597] i915 0000:00:02.0: [drm:intel_hdmi_init_connector [i915]] Using DDC pin 0x6 for port D (platform default) <7>[ 18.613905] i915 0000:00:02.0: [drm:intel_bios_port_aux_ch [i915]] using AUX C for port C (platform default) <7>[ 18.614079] i915 0000:00:02.0: [drm:intel_dp_init_connector [i915]] Adding DP connector on [ENCODER:88:DP C] <7>[ 18.614411] i915 0000:00:02.0: [drm:intel_bios_port_aux_ch [i915]] using AUX D for port D (platform default) <7>[ 18.614573] i915 0000:00:02.0: [drm:intel_dp_init_connector [i915]] Adding DP connector on [ENCODER:92:DP D] <7>[ 18.614858] i915 0000:00:02.0: [drm:ilk_init_pch_refclk [i915]] has_panel 1 has_lvds 1 has_ck505 0 using_ssc_source 0 <7>[ 18.615550] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CRTC:45:pipe A] hw state readout: enabled <7>[ 18.615741] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CRTC:60:pipe B] hw state readout: disabled <7>[ 18.615903] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:31:primary A] hw state readout: disabled, pipe A <7>[ 18.616065] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:35:sprite A] hw state readout: disabled, pipe A <7>[ 18.616243] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:41:cursor A] hw state readout: disabled, pipe A <7>[ 18.616433] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:46:primary B] hw state readout: disabled, pipe B <7>[ 18.616595] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:50:sprite B] hw state readout: disabled, pipe B <7>[ 18.616750] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:56:cursor B] hw state readout: disabled, pipe B <7>[ 18.616910] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:62:LVDS] hw state readout: enabled, pipe A <7>[ 18.617086] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:66:CRT] hw state readout: disabled, pipe A <7>[ 18.617264] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:67:HDMI B] hw state readout: disabled, pipe A <7>[ 18.617462] i915 0000:00:02.0: [drm:g4x_dp_port_enabled [i915]] No pipe for DP port B found <7>[ 18.617620] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:75:DP B] hw state readout: disabled, pipe A <7>[ 18.617781] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:80:HDMI C] hw state readout: disabled, pipe A <7>[ 18.617937] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:84:HDMI D] hw state readout: disabled, pipe A <7>[ 18.618096] i915 0000:00:02.0: [drm:g4x_dp_port_enabled [i915]] No pipe for DP port C found <7>[ 18.618262] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:88:DP C] hw state readout: disabled, pipe A <7>[ 18.618459] i915 0000:00:02.0: [drm:g4x_dp_port_enabled [i915]] No pipe for DP port D found <7>[ 18.618615] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:92:DP D] hw state readout: disabled, pipe A <7>[ 18.618795] i915 0000:00:02.0: [drm:intel_dpll_readout_hw_state [i915]] PCH DPLL A hw state readout: pipe_mask 0x1, on 1 <7>[ 18.618961] i915 0000:00:02.0: [drm:intel_dpll_readout_hw_state [i915]] PCH DPLL B hw state readout: pipe_mask 0x0, on 0 <7>[ 18.619182] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:61:LVDS-1] hw state readout: enabled <7>[ 18.619365] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:64:VGA-1] hw state readout: disabled <7>[ 18.619558] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:68:HDMI-A-1] hw state readout: disabled <7>[ 18.619729] i915 0000:00:02.0: [drm:g4x_dp_port_enabled [i915]] No pipe for DP port B found <7>[ 18.619901] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:76:DP-1] hw state readout: disabled <7>[ 18.620080] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:81:HDMI-A-2] hw state readout: disabled <7>[ 18.620259] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:85:HDMI-A-3] hw state readout: disabled <7>[ 18.620457] i915 0000:00:02.0: [drm:g4x_dp_port_enabled [i915]] No pipe for DP port C found <7>[ 18.620625] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:89:DP-2] hw state readout: disabled <7>[ 18.620809] i915 0000:00:02.0: [drm:g4x_dp_port_enabled [i915]] No pipe for DP port D found <7>[ 18.620982] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:93:DP-3] hw state readout: disabled <7>[ 18.621246] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:31:primary A] min_cdclk 0 kHz <7>[ 18.621419] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:35:sprite A] min_cdclk 0 kHz <7>[ 18.621572] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:41:cursor A] min_cdclk 0 kHz <7>[ 18.621721] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] pipe A data rate 0 num active planes 0 <7>[ 18.621870] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:46:primary B] min_cdclk 0 kHz <7>[ 18.622017] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:50:sprite B] min_cdclk 0 kHz <7>[ 18.622185] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] [PLANE:56:cursor B] min_cdclk 0 kHz <7>[ 18.622357] i915 0000:00:02.0: [drm:intel_modeset_setup_hw_state [i915]] pipe B data rate 0 num active planes 0 <7>[ 18.622733] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] [CRTC:45:pipe A] enable: yes [setup_hw_state] <7>[ 18.622947] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] active: yes, output_types: LVDS (0x10), output format: RGB <7>[ 18.623152] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 18, dithering: 0 <7>[ 18.623361] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] MST master transcoder: <7>[ 18.623606] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] port sync: master transcoder: , slave transcoder bitmask = 0x0 <7>[ 18.623813] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] bigjoiner: no <7>[ 18.624014] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] splitter: disabled, link count 0, overlap 0 <7>[ 18.624230] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] fdi: lanes: 4; gmch_m: 1314215, gmch_n: 8388608, link_m: 146023, link_n: 524288, tu: 64 <7>[ 18.624466] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0, infoframes enabled: 0x0 <7>[ 18.624678] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] vrr: no, vmin: 0, vmax: 0, pipeline full: 0, flipline: 0, vmin vblank: -1, vmax vblank: -2 <7>[ 18.624889] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] requested mode: <7>[ 18.625090] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75238 720 1414 1478 1582 400 772 779 792 0x40 0x9 <7>[ 18.625105] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] adjusted mode: <7>[ 18.625306] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75238 1366 1414 1478 1582 768 772 779 792 0x40 0x9 <7>[ 18.625319] i915 0000:00:02.0: [drm:intel_dump_crtc_timings.isra.0 [i915]] crtc timings: 75238 1366 1414 1478 1582 768 772 779 792, type: 0x40 flags: 0x9 <7>[ 18.625549] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] pipe mode: <7>[ 18.625750] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75238 1366 1414 1478 1582 768 772 779 792 0x40 0x9 <7>[ 18.625762] i915 0000:00:02.0: [drm:intel_dump_crtc_timings.isra.0 [i915]] crtc timings: 75238 1366 1414 1478 1582 768 772 779 792, type: 0x40 flags: 0x9 <7>[ 18.625978] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] port clock: 75238, pipe src size: 720x400, pixel rate 75238 <7>[ 18.626187] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] linetime: 0, ips linetime: 0 <7>[ 18.626412] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] pch pfit: 1366x768+0+0, enabled, force thru: no <7>[ 18.626619] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] ips: 0, double wide: 0 <7>[ 18.626820] i915 0000:00:02.0: [drm:ibx_dump_hw_state [i915]] dpll_hw_state: dpll: 0x88040004, dpll_md: 0x0, fp0: 0x10c07, fp1: 0x30d07 <7>[ 18.627030] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] csc_mode: 0x0 gamma_mode: 0x0 gamma_enable: 0 csc_enable: 0 <7>[ 18.627234] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] degamma lut: 0 entries, gamma lut: 0 entries <7>[ 18.627464] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] [CRTC:60:pipe B] enable: no [setup_hw_state] <7>[ 18.628522] i915 0000:00:02.0: [drm:i915_init_ggtt [i915]] Reserved GGTT:[0, 1000] for use by error capture <7>[ 18.628722] i915 0000:00:02.0: [drm:i915_init_ggtt [i915]] clearing unused GTT space: [1000, 80000000] <7>[ 18.657165] i915 0000:00:02.0: [drm:i915_gem_init [i915]] Wrong MCH_SSKPD value: 0x16040307 This can cause underruns. <7>[ 18.658231] i915 0000:00:02.0: [drm:intel_rps_init [i915]] Overclocking supported, max: 1300MHz, overclock: 1300MHz <7>[ 18.658703] [drm:intel_engines_init [i915]] Initialized 8 engine workarounds on rcs'0 <7>[ 18.658914] [drm:intel_engines_init [i915]] Initialized 1 context workarounds on rcs'0 <7>[ 18.673959] i915 0000:00:02.0: [drm:intel_fbdev_init [i915]] pipe A not active or no fb, skipping <7>[ 18.674197] i915 0000:00:02.0: [drm:intel_fbdev_init [i915]] pipe B not active or no fb, skipping <7>[ 18.674431] i915 0000:00:02.0: [drm:intel_fbdev_init [i915]] no active fbs found, not using BIOS config <7>[ 18.675112] [drm:intel_engines_driver_register [i915]] renamed rcs'0 to rcs0 <7>[ 18.675301] [drm:intel_engines_driver_register [i915]] renamed bcs'0 to bcs0 <7>[ 18.675536] [drm:intel_engines_driver_register [i915]] renamed vcs'0 to vcs0 <7>[ 18.681986] i915 0000:00:02.0: [drm:intel_backlight_device_register [i915]] Connector LVDS-1 backlight sysfs interface registered <7>[ 18.684446] i915 0000:00:02.0: [drm:intel_dp_connector_register [i915]] registering AUX B/DP B bus for card0-DP-1 <7>[ 18.689094] i915 0000:00:02.0: [drm:intel_dp_connector_register [i915]] registering AUX C/DP C bus for card0-DP-2 <7>[ 18.691186] i915 0000:00:02.0: [drm:intel_dp_connector_register [i915]] registering AUX D/DP D bus for card0-DP-3 <6>[ 18.692566] [drm] Initialized i915 1.6.0 20201103 for 0000:00:02.0 on minor 0 <7>[ 18.696335] i915 0000:00:02.0: [drm:intel_opregion_resume [i915]] 8 outputs detected <3>[ 18.709636] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/278 <4>[ 18.709804] caller is invalidate_user_asid+0x13/0x50 <4>[ 18.709816] CPU: 3 PID: 278 Comm: systemd-udevd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 18.709823] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 18.709828] Call Trace: <4>[ 18.709834] dump_stack+0x7f/0xad <4>[ 18.709846] check_preemption_disabled+0xc8/0xd0 <4>[ 18.709859] invalidate_user_asid+0x13/0x50 <4>[ 18.709869] flush_tlb_one_kernel+0x5/0x20 <4>[ 18.709876] kfence_protect+0x56/0x80 <4>[ 18.709887] kfence_guarded_free+0x231/0x2f0 <4>[ 18.709896] ? acpi_os_release_object+0x5/0x10 <4>[ 18.709907] kmem_cache_free+0x318/0x360 <4>[ 18.709927] acpi_os_release_object+0x5/0x10 <4>[ 18.709933] acpi_ps_delete_parse_tree+0x28/0x54 <4>[ 18.709945] acpi_ps_complete_this_op+0x13f/0x1b0 <4>[ 18.709957] acpi_ps_complete_op+0x20/0x277 <4>[ 18.709969] acpi_ps_parse_loop+0x4f1/0x5de <4>[ 18.709984] acpi_ps_parse_aml+0x8f/0x2bb <4>[ 18.709996] acpi_ps_execute_method+0x159/0x18e <4>[ 18.710008] acpi_ns_evaluate+0x1c2/0x259 <4>[ 18.710018] acpi_evaluate_object+0x13b/0x24b <4>[ 18.710031] acpi_video_device_enumerate.isra.0+0x52/0x1f0 <4>[ 18.710050] acpi_video_bus_add+0x25b/0x6f0 <4>[ 18.710063] ? kernfs_add_one+0xf7/0x140 <4>[ 18.710084] acpi_device_probe+0x42/0x160 <4>[ 18.710097] really_probe+0xed/0x440 <4>[ 18.710112] driver_probe_device+0xdc/0x150 <4>[ 18.710123] device_driver_attach+0xa3/0xb0 <4>[ 18.710135] __driver_attach+0x87/0x140 <4>[ 18.710142] ? device_driver_attach+0xb0/0xb0 <4>[ 18.710148] ? device_driver_attach+0xb0/0xb0 <4>[ 18.710157] bus_for_each_dev+0x76/0xc0 <4>[ 18.710172] bus_add_driver+0x129/0x1e0 <4>[ 18.710183] driver_register+0x86/0xd0 <4>[ 18.710193] acpi_video_register+0x52/0x100 <4>[ 18.710204] intel_display_driver_register+0x20/0x40 [i915] <4>[ 18.710443] i915_driver_probe+0x70d/0xd30 [i915] <4>[ 18.710635] i915_pci_probe+0x41/0x1c0 [i915] <4>[ 18.710807] ? _raw_spin_unlock_irqrestore+0x3d/0x70 <4>[ 18.710824] pci_device_probe+0x9e/0x110 <4>[ 18.710839] really_probe+0xed/0x440 <4>[ 18.710853] driver_probe_device+0xdc/0x150 <4>[ 18.710864] device_driver_attach+0xa3/0xb0 <4>[ 18.710877] __driver_attach+0x87/0x140 <4>[ 18.710883] ? device_driver_attach+0xb0/0xb0 <4>[ 18.710890] ? device_driver_attach+0xb0/0xb0 <4>[ 18.710898] bus_for_each_dev+0x76/0xc0 <4>[ 18.710912] bus_add_driver+0x129/0x1e0 <4>[ 18.710924] driver_register+0x86/0xd0 <4>[ 18.710931] ? 0xffffffffa04da000 <4>[ 18.710938] i915_init+0x74/0x8e [i915] <4>[ 18.711130] do_one_initcall+0x56/0x2e0 <4>[ 18.711137] ? rcu_read_lock_sched_held+0x3a/0x70 <4>[ 18.711147] ? trace_kmalloc+0xa6/0xd0 <4>[ 18.711153] ? kmem_cache_alloc_trace+0x1e9/0x360 <4>[ 18.711169] do_init_module+0x56/0x240 <4>[ 18.711180] __do_sys_finit_module+0xb1/0x110 <4>[ 18.711216] do_syscall_64+0x33/0x80 <4>[ 18.711226] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 18.711233] RIP: 0033:0x7f7700300839 <4>[ 18.711240] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 1f f6 2c 00 f7 d8 64 89 01 48 <4>[ 18.711246] RSP: 002b:00007fff242615b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 <4>[ 18.711257] RAX: ffffffffffffffda RBX: 000055e3d0970350 RCX: 00007f7700300839 <4>[ 18.711262] RDX: 0000000000000000 RSI: 00007f76fffdf145 RDI: 000000000000000f <4>[ 18.711267] RBP: 00007f76fffdf145 R08: 0000000000000000 R09: 00007fff242616d0 <4>[ 18.711273] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000000000 <4>[ 18.711278] R13: 000055e3d0961a50 R14: 0000000000020000 R15: 000055e3d0970350 <6>[ 18.720175] ACPI: video: Video Device [VID] (multi-head: yes rom: no post: no) <6>[ 18.725251] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input10 <7>[ 18.728388] [drm:drm_client_modeset_probe] <7>[ 18.728472] [drm:intel_dsm_detect.isra.0 [i915]] no _DSM method for intel device <7>[ 18.728710] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:61:LVDS-1] <7>[ 18.728720] i915 device info: pciid=0x0126 rev=0x09 platform=SANDYBRIDGE (subplatform=0x0) gen=6 <7>[ 18.728728] i915 device info: gen: 6 <7>[ 18.728731] i915 device info: gt: 2 <7>[ 18.728734] i915 device info: iommu: disabled <7>[ 18.728740] i915 device info: memory-regions: 5 <7>[ 18.728745] i915 device info: page-sizes: 1000 <7>[ 18.728749] i915 device info: platform: SANDYBRIDGE <7>[ 18.728754] i915 device info: ppgtt-size: 31 <7>[ 18.728753] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:61:LVDS-1] status updated from unknown to connected <7>[ 18.728759] i915 device info: ppgtt-type: 1 <7>[ 18.728764] i915 device info: dma_mask_size: 40 <7>[ 18.728767] i915 device info: is_mobile: yes <7>[ 18.728770] i915 device info: is_lp: no <7>[ 18.728775] i915 device info: require_force_probe: no <7>[ 18.728779] i915 device info: is_dgfx: no <7>[ 18.728784] i915 device info: has_64bit_reloc: no <7>[ 18.728789] i915 device info: gpu_reset_clobbers_display: no <7>[ 18.728793] i915 device info: has_reset_engine: no <7>[ 18.728798] i915 device info: has_global_mocs: no <7>[ 18.728802] i915 device info: has_gt_uc: no <7>[ 18.728807] i915 device info: has_l3_dpf: no <7>[ 18.728811] i915 device info: has_llc: yes <7>[ 18.728816] i915 device info: has_logical_ring_contexts: no <7>[ 18.728820] i915 device info: has_logical_ring_elsq: no <7>[ 18.728825] i915 device info: has_master_unit_irq: no <7>[ 18.728829] i915 device info: has_pooled_eu: no <7>[ 18.728834] i915 device info: has_rc6: yes <7>[ 18.728838] i915 device info: has_rc6p: yes <7>[ 18.728843] i915 device info: has_rps: yes <7>[ 18.728847] i915 device info: has_runtime_pm: no <7>[ 18.728851] i915 device info: has_snoop: no <7>[ 18.728856] i915 device info: has_coherent_ggtt: yes <7>[ 18.728860] i915 device info: unfenced_needs_alignment: no <7>[ 18.728865] i915 device info: hws_needs_physical: no <7>[ 18.728869] i915 device info: cursor_needs_physical: no <7>[ 18.728874] i915 device info: has_csr: no <7>[ 18.728878] i915 device info: has_ddi: no <7>[ 18.728882] i915 device info: has_dp_mst: no <7>[ 18.728887] i915 device info: has_dsb: no <7>[ 18.728891] i915 device info: has_dsc: no <7>[ 18.728895] i915 device info: has_fbc: yes <7>[ 18.728900] i915 device info: has_fpga_dbg: no <7>[ 18.728904] i915 device info: has_gmch: no <7>[ 18.728909] i915 device info: has_hdcp: no <7>[ 18.728913] i915 device info: has_hotplug: yes <7>[ 18.728917] i915 device info: has_hti: no <7>[ 18.728921] i915 device info: has_ipc: no <7>[ 18.728926] i915 device info: has_modular_fia: no <7>[ 18.728930] i915 device info: has_overlay: no <7>[ 18.728934] i915 device info: has_psr: no <7>[ 18.728939] i915 device info: has_psr_hw_tracking: no <7>[ 18.728944] i915 device info: overlay_needs_physical: no <7>[ 18.728948] i915 device info: supports_tv: no <7>[ 18.728952] i915 device info: rawclk rate: 125000 kHz <7>[ 18.728958] i915 device info: available engines: 7 <7>[ 18.728963] i915 device info: slice total: 0, mask=0000 <7>[ 18.728968] i915 device info: subslice total: 0 <7>[ 18.728973] i915 device info: EU total: 0 <7>[ 18.728972] [drm:drm_add_edid_modes] ELD: no CEA Extension found <7>[ 18.728978] i915 device info: EU per subslice: 0 <7>[ 18.728981] i915 device info: has slice power gating: no <7>[ 18.728986] i915 device info: has subslice power gating: no <7>[ 18.728985] [drm:drm_add_display_info] Supported Monitor Refresh rate range is 0 Hz - 0 Hz <7>[ 18.728990] i915 device info: has EU power gating: no <6>[ 18.728994] i915 0000:00:02.0: [drm] DRM_I915_DEBUG enabled <7>[ 18.728995] [drm:drm_add_display_info] non_desktop set to 0 <6>[ 18.729000] i915 0000:00:02.0: [drm] DRM_I915_DEBUG_GEM enabled <6>[ 18.729005] i915 0000:00:02.0: [drm] DRM_I915_DEBUG_RUNTIME_PM enabled <7>[ 18.729099] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:61:LVDS-1] probed modes : <7>[ 18.729118] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75200 1366 1414 1478 1582 768 772 779 792 0x48 0x9 <7>[ 18.729133] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:64:VGA-1] <7>[ 18.729146] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] [CONNECTOR:64:VGA-1] force=1 <7>[ 18.729465] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000 <7>[ 18.739492] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] ironlake hotplug adpa=0xf40000, result 0 <7>[ 18.739737] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] CRT not detected via hotplug <7>[ 18.740291] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1) <7>[ 18.740560] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry <7>[ 18.740955] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1) <7>[ 18.741177] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga <7>[ 18.741191] i915 0000:00:02.0: [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 18.741580] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1 <7>[ 18.743656] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga <7>[ 18.743675] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0 <7>[ 18.743909] i915 0000:00:02.0: [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found] <7>[ 18.744277] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:64:VGA-1] status updated from unknown to disconnected <7>[ 18.744306] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:64:VGA-1] disconnected <7>[ 18.744321] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:68:HDMI-A-1] <7>[ 18.744334] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:68:HDMI-A-1] <7>[ 18.798410] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 <3>[ 18.814494] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/279 <4>[ 18.814567] caller is invalidate_user_asid+0x13/0x50 <4>[ 18.814577] CPU: 2 PID: 279 Comm: systemd-udevd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 18.814582] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 18.814586] Call Trace: <4>[ 18.814592] dump_stack+0x7f/0xad <4>[ 18.814601] check_preemption_disabled+0xc8/0xd0 <4>[ 18.814610] invalidate_user_asid+0x13/0x50 <4>[ 18.814618] flush_tlb_one_kernel+0x5/0x20 <4>[ 18.814623] kfence_protect+0x56/0x80 <4>[ 18.814631] kfence_guarded_free+0x231/0x2f0 <4>[ 18.814637] ? do_sys_openat2+0x7d/0x150 <4>[ 18.814645] kmem_cache_free+0x318/0x360 <4>[ 18.814658] do_sys_openat2+0x7d/0x150 <4>[ 18.814668] __x64_sys_openat+0x4f/0x90 <4>[ 18.814677] do_syscall_64+0x33/0x80 <4>[ 18.814683] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 18.814691] RIP: 0033:0x7f77002f4c8e <4>[ 18.814697] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 18.814703] RSP: 002b:00007fff2425d860 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 18.814712] RAX: ffffffffffffffda RBX: 000055e3d0957c50 RCX: 00007f77002f4c8e <4>[ 18.814716] RDX: 00000000002a0000 RSI: 000055e3cee6313d RDI: 00000000ffffff9c <4>[ 18.814720] RBP: 00007fff2425da30 R08: 0000000000000031 R09: 0000000000000000 <4>[ 18.814723] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 <4>[ 18.814727] R13: 000055e3d099a480 R14: 00000000ffffffff R15: 000055e3cee5e8fc <7>[ 18.816475] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb <7>[ 18.816491] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 18.816733] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1 <7>[ 18.832473] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb <7>[ 18.832494] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0 <7>[ 18.884408] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 <7>[ 18.900473] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) <7>[ 18.900497] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:68:HDMI-A-1] status updated from unknown to disconnected <7>[ 18.900512] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:68:HDMI-A-1] disconnected <7>[ 18.900527] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:76:DP-1] <7>[ 18.900542] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:76:DP-1] <7>[ 18.900797] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:76:DP-1] status updated from unknown to disconnected <7>[ 18.900809] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:76:DP-1] disconnected <7>[ 18.900820] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:81:HDMI-A-2] <7>[ 18.900833] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:81:HDMI-A-2] <7>[ 18.901236] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1) <7>[ 18.901520] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry <7>[ 18.901904] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1) <7>[ 18.902119] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc <7>[ 18.902131] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 18.902340] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1 <7>[ 18.904420] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc <7>[ 18.904434] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0 <7>[ 18.904829] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1) <7>[ 18.905042] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry <7>[ 18.905406] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1) <7>[ 18.905617] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) <7>[ 18.905632] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:81:HDMI-A-2] status updated from unknown to disconnected <7>[ 18.905643] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:81:HDMI-A-2] disconnected <7>[ 18.905656] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:85:HDMI-A-3] <7>[ 18.905669] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:85:HDMI-A-3] <7>[ 18.906061] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1) <7>[ 18.906271] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry <7>[ 18.906678] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1) <7>[ 18.906894] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd <7>[ 18.906905] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 18.907124] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpd. force bit now 1 <7>[ 18.909163] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd <7>[ 18.909178] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpd. force bit now 0 <7>[ 18.909607] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0040 w(1) <7>[ 18.909823] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry <7>[ 18.910254] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0040 w(1) <7>[ 18.910503] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) <7>[ 18.910518] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:85:HDMI-A-3] status updated from unknown to disconnected <7>[ 18.910530] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:85:HDMI-A-3] disconnected <7>[ 18.910543] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:89:DP-2] <7>[ 18.910556] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:89:DP-2] <7>[ 18.910783] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:89:DP-2] status updated from unknown to disconnected <7>[ 18.910794] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:89:DP-2] disconnected <7>[ 18.910806] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:93:DP-3] <7>[ 18.910819] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:93:DP-3] <7>[ 18.911039] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:93:DP-3] status updated from unknown to disconnected <7>[ 18.911050] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:93:DP-3] disconnected <7>[ 18.911061] [drm:drm_client_modeset_probe] connector 61 enabled? yes <7>[ 18.911073] [drm:drm_client_modeset_probe] connector 64 enabled? no <7>[ 18.911082] [drm:drm_client_modeset_probe] connector 68 enabled? no <7>[ 18.911091] [drm:drm_client_modeset_probe] connector 76 enabled? no <7>[ 18.911100] [drm:drm_client_modeset_probe] connector 81 enabled? no <7>[ 18.911108] [drm:drm_client_modeset_probe] connector 85 enabled? no <7>[ 18.911117] [drm:drm_client_modeset_probe] connector 89 enabled? no <7>[ 18.911126] [drm:drm_client_modeset_probe] connector 93 enabled? no <7>[ 18.911272] [drm:drm_client_firmware_config.constprop.0.isra.0] Not using firmware configuration <7>[ 18.911311] [drm:drm_client_modeset_probe] looking for cmdline mode on connector 61 <7>[ 18.911321] [drm:drm_client_modeset_probe] looking for preferred mode on connector 61 0 <7>[ 18.911330] [drm:drm_client_modeset_probe] found mode 1366x768 <7>[ 18.911339] [drm:drm_client_modeset_probe] picking CRTCs for 8192x8192 config <7>[ 18.911366] [drm:drm_client_modeset_probe] desired mode 1366x768 set on crtc 45 (0,0) <7>[ 18.911515] i915 0000:00:02.0: [drm:__drm_fb_helper_initial_config_and_unlock] test CRTC 0 primary plane <7>[ 18.911528] i915 0000:00:02.0: [drm:__drm_fb_helper_initial_config_and_unlock] test CRTC 1 primary plane <7>[ 18.911539] i915 0000:00:02.0: [drm:intelfb_create [i915]] no BIOS fb, allocating a new one <7>[ 18.915002] i915 0000:00:02.0: [drm:intelfb_create [i915]] allocated 1366x768 fb: 0x0000d000 <6>[ 18.916487] fbcon: i915drmfb (fb0) is primary device <7>[ 18.917770] i915 0000:00:02.0: [drm:intel_atomic_check [i915]] [CONNECTOR:61:LVDS-1] Limiting display bpp to 24 instead of EDID bpp 0, requested bpp 0, max platform bpp 36 <7>[ 18.917958] i915 0000:00:02.0: [drm:intel_lvds_compute_config [i915]] forcing display bpp (was 24) to LVDS (18) <7>[ 18.918117] i915 0000:00:02.0: [drm:ilk_fdi_compute_config [i915]] checking fdi config on pipe A, lanes 1 <7>[ 18.918276] i915 0000:00:02.0: [drm:intel_atomic_check [i915]] hw max bpp: 24, pipe bpp: 18, dithering: 1 <7>[ 18.918536] i915 0000:00:02.0: [drm:intel_pipe_config_compare [i915]] initial modeset and fastboot not set <7>[ 18.918708] i915 0000:00:02.0: [drm:pipe_config_mismatch [i915]] [CRTC:45:pipe A] fastset mismatch in fdi_lanes (expected 4, found 1) <7>[ 18.918881] i915 0000:00:02.0: [drm:pipe_config_mismatch [i915]] [CRTC:45:pipe A] fastset mismatch in fdi_m_n (expected tu 64 gmch 1314215/8388608 link 146023/524288, found tu 64, gmch 2628430/4194304 link 146023/524288) <7>[ 18.919115] i915 0000:00:02.0: [drm:intel_find_shared_dpll [i915]] [CRTC:45:pipe A] allocated PCH DPLL A <7>[ 18.919271] i915 0000:00:02.0: [drm:intel_reference_shared_dpll [i915]] using PCH DPLL A for pipe A <7>[ 18.919464] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] [CRTC:45:pipe A] enable: yes [modeset] <7>[ 18.919617] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] active: yes, output_types: LVDS (0x10), output format: RGB <7>[ 18.919777] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 18, dithering: 1 <7>[ 18.919943] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] MST master transcoder: <7>[ 18.920094] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] port sync: master transcoder: , slave transcoder bitmask = 0x0 <7>[ 18.920242] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] bigjoiner: no <7>[ 18.920425] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] splitter: disabled, link count 0, overlap 0 <7>[ 18.920582] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] fdi: lanes: 1; gmch_m: 2628430, gmch_n: 4194304, link_m: 146023, link_n: 524288, tu: 64 <7>[ 18.920742] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0, infoframes enabled: 0x0 <7>[ 18.920890] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] vrr: no, vmin: 0, vmax: 0, pipeline full: 0, flipline: 0, vmin vblank: -1, vmax vblank: -2 <7>[ 18.921037] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] requested mode: <7>[ 18.921181] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75200 1366 1414 1478 1582 768 772 779 792 0x48 0x9 <7>[ 18.921191] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] adjusted mode: <7>[ 18.921335] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75200 1366 1414 1478 1582 768 772 779 792 0x48 0x9 <7>[ 18.921342] i915 0000:00:02.0: [drm:intel_dump_crtc_timings.isra.0 [i915]] crtc timings: 75200 1366 1414 1478 1582 768 772 779 792, type: 0x48 flags: 0x9 <7>[ 18.921590] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] pipe mode: <7>[ 18.921976] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75200 1366 1414 1478 1582 768 772 779 792 0x40 0x9 <7>[ 18.921987] i915 0000:00:02.0: [drm:intel_dump_crtc_timings.isra.0 [i915]] crtc timings: 75200 1366 1414 1478 1582 768 772 779 792, type: 0x40 flags: 0x9 <7>[ 18.922199] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] port clock: 75200, pipe src size: 1366x768, pixel rate 75200 <7>[ 18.923410] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] linetime: 0, ips linetime: 0 <7>[ 18.923631] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] pch pfit: 0x0+0+0, disabled, force thru: no <7>[ 18.923854] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] ips: 0, double wide: 0 <7>[ 18.924067] i915 0000:00:02.0: [drm:ibx_dump_hw_state [i915]] dpll_hw_state: dpll: 0x88040004, dpll_md: 0x0, fp0: 0x10c07, fp1: 0x10c07 <7>[ 18.924279] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] csc_mode: 0x3 gamma_mode: 0x0 gamma_enable: 0 csc_enable: 0 <7>[ 18.924519] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] degamma lut: 0 entries, gamma lut: 0 entries <7>[ 18.924725] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] [PLANE:31:primary A] fb: [FB:97] 1366x768 format = XR24 little-endian (0x34325258) modifier = 0x0, visible: yes <7>[ 18.924938] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] rotation: 0x1, scaler: -1 <7>[ 18.925141] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] src: 1366.000000x768.000000+0.000000+0.000000 dst: 1366x768+0+0 <7>[ 18.925342] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] [PLANE:35:sprite A] fb: [NOFB], visible: no <7>[ 18.925576] i915 0000:00:02.0: [drm:intel_dump_pipe_config [i915]] [PLANE:41:cursor A] fb: [NOFB], visible: no <3>[ 18.927898] BUG: using smp_processor_id() in preemptible [00000000] code: (spawn)/348 <4>[ 18.927976] caller is invalidate_user_asid+0x13/0x50 <4>[ 18.927986] CPU: 0 PID: 348 Comm: (spawn) Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 18.927991] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 18.927994] Call Trace: <4>[ 18.927998] dump_stack+0x7f/0xad <4>[ 18.928008] check_preemption_disabled+0xc8/0xd0 <4>[ 18.928018] invalidate_user_asid+0x13/0x50 <4>[ 18.928026] flush_tlb_one_kernel+0x5/0x20 <4>[ 18.928030] kfence_protect+0x56/0x80 <4>[ 18.928040] kfence_guarded_free+0x231/0x2f0 <4>[ 18.928047] ? unlink_anon_vmas+0x74/0x1f0 <4>[ 18.928057] kmem_cache_free+0x318/0x360 <4>[ 18.928074] unlink_anon_vmas+0x74/0x1f0 <4>[ 18.928086] free_pgtables+0x85/0xe0 <4>[ 18.928098] exit_mmap+0x9e/0x1d0 <4>[ 18.928127] mmput+0x55/0x120 <4>[ 18.928134] begin_new_exec+0x4da/0xc30 <4>[ 18.928149] load_elf_binary+0x6de/0x1620 <4>[ 18.928168] ? find_held_lock+0x2b/0x80 <4>[ 18.928193] bprm_execve+0x32b/0x850 <4>[ 18.928212] do_execveat_common+0x15f/0x1d0 <4>[ 18.928228] __x64_sys_execve+0x34/0x50 <4>[ 18.928239] do_syscall_64+0x33/0x80 <4>[ 18.928245] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 18.928251] RIP: 0033:0x7f77002c9e37 <4>[ 18.928259] Code: Unable to access opcode bytes at RIP 0x7f77002c9e0d. <4>[ 18.928261] RSP: 002b:00007fff24260658 EFLAGS: 00000206 ORIG_RAX: 000000000000003b <4>[ 18.928267] RAX: ffffffffffffffda RBX: 00007fff24260b10 RCX: 00007f77002c9e37 <4>[ 18.928270] RDX: 000055e3d096c090 RSI: 00007fff24260b10 RDI: 00007fff24260710 <4>[ 18.928273] RBP: 00007f77007d85a0 R08: 000000000000ffff R09: 00007f77005d0c40 <4>[ 18.928276] R10: 0000000000000008 R11: 0000000000000206 R12: 000000000000000f <4>[ 18.928279] R13: 0000000000000011 R14: 0000000000000007 R15: 00007fff242620c0 <7>[ 18.940249] i915 0000:00:02.0: [drm:pch_disable_backlight [i915]] set backlight PWM = 0 <7>[ 18.941071] i915 0000:00:02.0: [drm:intel_disable_pipe [i915]] disabling pipe A <3>[ 19.047858] BUG: using smp_processor_id() in preemptible [00000000] code: mtp-probe/353 <4>[ 19.047874] caller is invalidate_user_asid+0x13/0x50 <4>[ 19.047887] CPU: 0 PID: 353 Comm: mtp-probe Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 19.047893] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 19.047897] Call Trace: <4>[ 19.047902] dump_stack+0x7f/0xad <4>[ 19.047914] check_preemption_disabled+0xc8/0xd0 <4>[ 19.047926] invalidate_user_asid+0x13/0x50 <4>[ 19.047934] flush_tlb_one_kernel+0x5/0x20 <4>[ 19.047941] kfence_protect+0x56/0x80 <4>[ 19.047952] kfence_guarded_free+0x231/0x2f0 <4>[ 19.047960] ? load_elf_binary+0xc7a/0x1620 <4>[ 19.047973] kfree+0x335/0x370 <4>[ 19.047978] ? vm_brk_flags+0xe5/0x170 <4>[ 19.047997] load_elf_binary+0xc7a/0x1620 <4>[ 19.048034] bprm_execve+0x32b/0x850 <4>[ 19.048052] do_execveat_common+0x15f/0x1d0 <4>[ 19.048068] __x64_sys_execve+0x34/0x50 <4>[ 19.048079] do_syscall_64+0x33/0x80 <4>[ 19.048088] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 19.048097] RIP: 0033:0x7f77002c9e37 <4>[ 19.048107] Code: Unable to access opcode bytes at RIP 0x7f77002c9e0d. <4>[ 19.048111] RSP: 002b:00007fff2425c1b8 EFLAGS: 00000202 ORIG_RAX: 000000000000003b <4>[ 19.048119] RAX: ffffffffffffffda RBX: 00007fff2425c670 RCX: 00007f77002c9e37 <4>[ 19.048123] RDX: 000055e3d094c690 RSI: 00007fff2425c670 RDI: 00007fff2425ca70 <4>[ 19.048127] RBP: 00007f77007d85a0 R08: 0000000000000000 R09: 00007f77005d0c40 <4>[ 19.048130] R10: 0000000000000008 R11: 0000000000000202 R12: 000000000000000f <4>[ 19.048133] R13: 0000000000000011 R14: 0000000000000007 R15: 00007fff2425db20 <3>[ 19.149462] BUG: using smp_processor_id() in preemptible [00000000] code: obex-check-devi/359 <4>[ 19.149468] caller is invalidate_user_asid+0x13/0x50 <4>[ 19.149477] CPU: 1 PID: 359 Comm: obex-check-devi Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 19.149482] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 19.149484] Call Trace: <4>[ 19.149488] dump_stack+0x7f/0xad <4>[ 19.149495] check_preemption_disabled+0xc8/0xd0 <4>[ 19.149503] invalidate_user_asid+0x13/0x50 <4>[ 19.149509] flush_tlb_one_kernel+0x5/0x20 <4>[ 19.149513] kfence_protect+0x56/0x80 <4>[ 19.149519] kfence_guarded_free+0x231/0x2f0 <4>[ 19.149524] ? vfs_readlink+0x6e/0x120 <4>[ 19.149530] kfree+0x335/0x370 <4>[ 19.149541] vfs_readlink+0x6e/0x120 <4>[ 19.149544] ? simple_attr_release+0x10/0x10 <4>[ 19.149553] do_readlinkat+0xab/0x110 <4>[ 19.149565] __x64_sys_readlinkat+0x15/0x20 <4>[ 19.149568] do_syscall_64+0x33/0x80 <4>[ 19.149573] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 19.149578] RIP: 0033:0x7f08e9cb6d1a <4>[ 19.149582] Code: 48 8b 0d 71 91 2d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 0b 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3e 91 2d 00 f7 d8 64 89 01 48 <4>[ 19.149585] RSP: 002b:00007ffd3592a748 EFLAGS: 00000206 ORIG_RAX: 000000000000010b <4>[ 19.149590] RAX: ffffffffffffffda RBX: 000055bf8594a600 RCX: 00007f08e9cb6d1a <4>[ 19.149593] RDX: 000055bf8594a600 RSI: 00007ffd3592a7d0 RDI: 00000000ffffff9c <4>[ 19.149595] RBP: 0000000000000064 R08: 0000000000000000 R09: 00000000000000f0 <4>[ 19.149597] R10: 0000000000000063 R11: 0000000000000206 R12: 00007ffd3592a7d0 <4>[ 19.149600] R13: 00000000ffffff9c R14: 00007ffd3592a7a0 R15: 0000000000000063 <7>[ 19.188448] i915 0000:00:02.0: [drm:g4x_dp_port_enabled [i915]] No pipe for DP port B found <7>[ 19.188703] i915 0000:00:02.0: [drm:g4x_dp_port_enabled [i915]] No pipe for DP port C found <7>[ 19.188927] i915 0000:00:02.0: [drm:g4x_dp_port_enabled [i915]] No pipe for DP port D found <7>[ 19.190166] i915 0000:00:02.0: [drm:intel_disable_shared_dpll [i915]] disable PCH DPLL A (active 0x1, on? 1) for [CRTC:45:pipe A] <7>[ 19.190587] i915 0000:00:02.0: [drm:intel_disable_shared_dpll [i915]] disabling PCH DPLL A <7>[ 19.191018] i915 0000:00:02.0: [drm:intel_atomic_commit_tail [i915]] [ENCODER:62:LVDS] <7>[ 19.191232] i915 0000:00:02.0: [drm:intel_atomic_commit_tail [i915]] [ENCODER:66:CRT] <7>[ 19.191463] i915 0000:00:02.0: [drm:intel_atomic_commit_tail [i915]] [ENCODER:67:HDMI B] <7>[ 19.191670] i915 0000:00:02.0: [drm:intel_atomic_commit_tail [i915]] [ENCODER:75:DP B] <7>[ 19.191877] i915 0000:00:02.0: [drm:intel_atomic_commit_tail [i915]] [ENCODER:80:HDMI C] <7>[ 19.192082] i915 0000:00:02.0: [drm:intel_atomic_commit_tail [i915]] [ENCODER:84:HDMI D] <7>[ 19.192287] i915 0000:00:02.0: [drm:intel_atomic_commit_tail [i915]] [ENCODER:88:DP C] <7>[ 19.192583] i915 0000:00:02.0: [drm:intel_atomic_commit_tail [i915]] [ENCODER:92:DP D] <7>[ 19.192789] i915 0000:00:02.0: [drm:verify_single_dpll_state [i915]] PCH DPLL A <7>[ 19.193019] i915 0000:00:02.0: [drm:verify_single_dpll_state [i915]] PCH DPLL B <7>[ 19.193281] i915 0000:00:02.0: [drm:intel_prepare_shared_dpll [i915]] setting up PCH DPLL A <7>[ 19.194300] i915 0000:00:02.0: [drm:intel_enable_pipe [i915]] enabling pipe A <7>[ 19.195501] i915 0000:00:02.0: [drm:gen6_fdi_link_train [i915]] FDI_RX_IIR 0x700 <7>[ 19.195724] i915 0000:00:02.0: [drm:gen6_fdi_link_train [i915]] FDI train 1 done. <7>[ 19.196604] i915 0000:00:02.0: [drm:gen6_fdi_link_train [i915]] FDI_RX_IIR 0x600 <7>[ 19.196761] i915 0000:00:02.0: [drm:gen6_fdi_link_train [i915]] FDI train 2 done. <7>[ 19.196909] i915 0000:00:02.0: [drm:ilk_crtc_enable [i915]] FDI train done. <7>[ 19.197068] i915 0000:00:02.0: [drm:intel_enable_shared_dpll [i915]] enable PCH DPLL A (active 0x1, on? 0) for [CRTC:45:pipe A] <7>[ 19.197231] i915 0000:00:02.0: [drm:intel_enable_shared_dpll [i915]] enabling PCH DPLL A <3>[ 19.485623] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/270 <4>[ 19.485630] caller is invalidate_user_asid+0x13/0x50 <4>[ 19.485638] CPU: 1 PID: 270 Comm: systemd-udevd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 19.485642] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 19.485645] Call Trace: <4>[ 19.485648] dump_stack+0x7f/0xad <4>[ 19.485656] check_preemption_disabled+0xc8/0xd0 <4>[ 19.485665] invalidate_user_asid+0x13/0x50 <4>[ 19.485671] flush_tlb_one_kernel+0x5/0x20 <4>[ 19.485675] kfence_protect+0x56/0x80 <4>[ 19.485683] kfence_guarded_free+0x231/0x2f0 <4>[ 19.485688] ? vfs_readlink+0x6e/0x120 <4>[ 19.485694] kfree+0x335/0x370 <4>[ 19.485706] vfs_readlink+0x6e/0x120 <4>[ 19.485709] ? simple_attr_release+0x10/0x10 <4>[ 19.485720] do_readlinkat+0xab/0x110 <4>[ 19.485733] __x64_sys_readlinkat+0x15/0x20 <4>[ 19.485737] do_syscall_64+0x33/0x80 <4>[ 19.485743] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 19.485749] RIP: 0033:0x7f77002f6d1a <4>[ 19.485752] Code: 48 8b 0d 71 91 2d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 0b 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3e 91 2d 00 f7 d8 64 89 01 48 <4>[ 19.485756] RSP: 002b:00007fff2425d988 EFLAGS: 00000206 ORIG_RAX: 000000000000010b <4>[ 19.485761] RAX: ffffffffffffffda RBX: 000055e3d09450c0 RCX: 00007f77002f6d1a <4>[ 19.485764] RDX: 000055e3d09450c0 RSI: 00007fff2425da10 RDI: 00000000ffffff9c <4>[ 19.485767] RBP: 0000000000000064 R08: 000000000000fe00 R09: 0000000000000078 <4>[ 19.485770] R10: 0000000000000063 R11: 0000000000000206 R12: 00007fff2425da10 <4>[ 19.485772] R13: 00000000ffffff9c R14: 00007fff2425d9e0 R15: 0000000000000063 <7>[ 19.706108] i915 0000:00:02.0: [drm:intel_panel_enable_backlight [i915]] pipe A <7>[ 19.706673] i915 0000:00:02.0: [drm:pch_enable_backlight [i915]] set backlight PWM = 4648 <7>[ 19.732494] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] reserved 8454144 bytes of contiguous stolen space for FBC, threshold: 1 <7>[ 19.733159] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A <7>[ 19.748674] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A <7>[ 19.749337] i915 0000:00:02.0: [drm:verify_connector_state [i915]] [CONNECTOR:61:LVDS-1] <7>[ 19.750123] i915 0000:00:02.0: [drm:intel_atomic_commit_tail [i915]] [CRTC:45:pipe A] <7>[ 19.751006] i915 0000:00:02.0: [drm:verify_single_dpll_state [i915]] PCH DPLL A <6>[ 19.754173] snd_hda_intel 0000:00:1b.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915]) <6>[ 19.758507] Console: switching to colour frame buffer device 170x48 <7>[ 19.762844] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] reserved 8454144 bytes of contiguous stolen space for FBC, threshold: 1 <7>[ 19.763567] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A <7>[ 19.765315] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A <6>[ 19.783801] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device <7>[ 19.787628] i915 0000:00:02.0: [drm:drm_fb_helper_hotplug_event.part.0] <7>[ 19.787821] [drm:drm_client_modeset_probe] <7>[ 19.788169] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:61:LVDS-1] <7>[ 19.788210] [drm:drm_add_edid_modes] ELD: no CEA Extension found <7>[ 19.788231] [drm:drm_add_display_info] Supported Monitor Refresh rate range is 0 Hz - 0 Hz <7>[ 19.788240] [drm:drm_add_display_info] non_desktop set to 0 <7>[ 19.788343] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:61:LVDS-1] probed modes : <7>[ 19.788363] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75200 1366 1414 1478 1582 768 772 779 792 0x48 0x9 <7>[ 19.788404] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:64:VGA-1] <7>[ 19.788417] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] [CONNECTOR:64:VGA-1] force=1 <7>[ 19.788727] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] ironlake hotplug adpa=0xf40000, result 0 <7>[ 19.788941] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] CRT not detected via hotplug <7>[ 19.789458] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1) <7>[ 19.789688] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry <7>[ 19.790078] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1) <7>[ 19.790295] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga <7>[ 19.790308] i915 0000:00:02.0: [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 19.790554] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1 <7>[ 19.794045] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga <7>[ 19.794064] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0 <7>[ 19.794265] i915 0000:00:02.0: [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found] <7>[ 19.794467] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:64:VGA-1] disconnected <7>[ 19.794484] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:68:HDMI-A-1] <7>[ 19.794497] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:68:HDMI-A-1] <3>[ 19.805756] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/278 <4>[ 19.806208] caller is invalidate_user_asid+0x13/0x50 <4>[ 19.806217] CPU: 2 PID: 278 Comm: systemd-udevd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 19.806223] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 19.806227] Call Trace: <4>[ 19.806232] dump_stack+0x7f/0xad <4>[ 19.806241] check_preemption_disabled+0xc8/0xd0 <4>[ 19.806251] invalidate_user_asid+0x13/0x50 <4>[ 19.806258] flush_tlb_one_kernel+0x5/0x20 <4>[ 19.806264] kfence_protect+0x56/0x80 <4>[ 19.806272] kfence_guarded_free+0x231/0x2f0 <4>[ 19.806279] ? filename_lookup+0xfa/0x170 <4>[ 19.806289] kmem_cache_free+0x318/0x360 <4>[ 19.806302] filename_lookup+0xfa/0x170 <4>[ 19.806312] ? find_held_lock+0x2b/0x80 <4>[ 19.806330] ? strncpy_from_user+0x1e/0x180 <4>[ 19.806347] do_readlinkat+0x58/0x110 <4>[ 19.806361] __x64_sys_readlinkat+0x15/0x20 <4>[ 19.806365] do_syscall_64+0x33/0x80 <4>[ 19.806373] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 19.806379] RIP: 0033:0x7f77002f6d1a <4>[ 19.806385] Code: 48 8b 0d 71 91 2d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 0b 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3e 91 2d 00 f7 d8 64 89 01 48 <4>[ 19.806390] RSP: 002b:00007fff2425bea8 EFLAGS: 00000202 ORIG_RAX: 000000000000010b <4>[ 19.806397] RAX: ffffffffffffffda RBX: 000055e3d095c1b0 RCX: 00007f77002f6d1a <4>[ 19.806402] RDX: 000055e3d095c1b0 RSI: 000055e3d0962591 RDI: 000000000000000f <4>[ 19.806406] RBP: 0000000000000064 R08: 0000000000000005 R09: 0000000000000000 <4>[ 19.806410] R10: 0000000000000063 R11: 0000000000000202 R12: 000055e3d0962591 <4>[ 19.806414] R13: 000000000000000f R14: 00007fff2425bf38 R15: 0000000000000063 <7>[ 19.845406] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 <7>[ 19.861447] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb <7>[ 19.861466] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 19.861614] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1 <7>[ 19.877439] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb <7>[ 19.877447] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0 <7>[ 19.929838] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 <7>[ 19.945456] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) <7>[ 19.945469] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:68:HDMI-A-1] disconnected <7>[ 19.945479] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:76:DP-1] <7>[ 19.945496] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:76:DP-1] <7>[ 19.945645] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:76:DP-1] disconnected <7>[ 19.945651] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:81:HDMI-A-2] <7>[ 19.945657] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:81:HDMI-A-2] <7>[ 19.945986] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1) <7>[ 19.946122] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry <7>[ 19.946440] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1) <7>[ 19.946577] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc <7>[ 19.946584] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 19.946709] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1 <7>[ 19.948225] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc <7>[ 19.948231] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0 <7>[ 19.948519] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1) <7>[ 19.948655] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry <7>[ 19.948984] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1) <7>[ 19.949114] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) <7>[ 19.949121] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:81:HDMI-A-2] disconnected <7>[ 19.949128] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:85:HDMI-A-3] <7>[ 19.949134] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:85:HDMI-A-3] <7>[ 19.949456] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1) <7>[ 19.949583] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry <7>[ 19.949969] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1) <7>[ 19.950145] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd <7>[ 19.950154] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 19.950323] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpd. force bit now 1 <7>[ 19.956852] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd <7>[ 19.956864] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpd. force bit now 0 <7>[ 19.957212] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0040 w(1) <7>[ 19.957341] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry <7>[ 19.957683] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0040 w(1) <7>[ 19.957811] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) <7>[ 19.957820] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:85:HDMI-A-3] disconnected <7>[ 19.957830] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:89:DP-2] <7>[ 19.957837] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:89:DP-2] <7>[ 19.957972] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:89:DP-2] disconnected <7>[ 19.957978] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:93:DP-3] <7>[ 19.957984] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:93:DP-3] <7>[ 19.958117] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:93:DP-3] disconnected <7>[ 19.958122] [drm:drm_client_modeset_probe] connector 61 enabled? yes <7>[ 19.958139] [drm:drm_client_modeset_probe] connector 64 enabled? no <7>[ 19.958143] [drm:drm_client_modeset_probe] connector 68 enabled? no <7>[ 19.958146] [drm:drm_client_modeset_probe] connector 76 enabled? no <7>[ 19.958150] [drm:drm_client_modeset_probe] connector 81 enabled? no <7>[ 19.958154] [drm:drm_client_modeset_probe] connector 85 enabled? no <7>[ 19.958157] [drm:drm_client_modeset_probe] connector 89 enabled? no <7>[ 19.958161] [drm:drm_client_modeset_probe] connector 93 enabled? no <7>[ 19.958281] [drm:drm_client_firmware_config.constprop.0.isra.0] Not using firmware configuration <7>[ 19.958309] [drm:drm_client_modeset_probe] looking for cmdline mode on connector 61 <7>[ 19.958313] [drm:drm_client_modeset_probe] looking for preferred mode on connector 61 0 <7>[ 19.958317] [drm:drm_client_modeset_probe] found mode 1366x768 <7>[ 19.958321] [drm:drm_client_modeset_probe] picking CRTCs for 1366x768 config <7>[ 19.958350] [drm:drm_client_modeset_probe] desired mode 1366x768 set on crtc 45 (0,0) <7>[ 19.959282] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] reserved 8454144 bytes of contiguous stolen space for FBC, threshold: 1 <7>[ 19.960223] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A <7>[ 19.968163] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A <7>[ 19.970343] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] reserved 8454144 bytes of contiguous stolen space for FBC, threshold: 1 <7>[ 19.970569] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A <7>[ 19.981841] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A <7>[ 19.982459] i915 0000:00:02.0: [drm:drm_fb_helper_hotplug_event.part.0] <7>[ 19.982479] [drm:drm_client_modeset_probe] <7>[ 19.982576] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:61:LVDS-1] <7>[ 19.982590] [drm:drm_add_edid_modes] ELD: no CEA Extension found <7>[ 19.982597] [drm:drm_add_display_info] Supported Monitor Refresh rate range is 0 Hz - 0 Hz <7>[ 19.982603] [drm:drm_add_display_info] non_desktop set to 0 <7>[ 19.982649] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:61:LVDS-1] probed modes : <7>[ 19.982656] [drm:drm_mode_debug_printmodeline] Modeline "1366x768": 60 75200 1366 1414 1478 1582 768 772 779 792 0x48 0x9 <7>[ 19.982667] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:64:VGA-1] <7>[ 19.982676] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] [CONNECTOR:64:VGA-1] force=1 <7>[ 19.982851] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] ironlake hotplug adpa=0xf40000, result 0 <7>[ 19.983019] i915 0000:00:02.0: [drm:intel_crt_detect [i915]] CRT not detected via hotplug <7>[ 19.983344] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1) <7>[ 19.983499] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry <7>[ 19.983862] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1) <7>[ 19.984026] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga <7>[ 19.984033] i915 0000:00:02.0: [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 19.984160] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1 <7>[ 19.985813] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga <7>[ 19.985826] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0 <7>[ 19.986010] i915 0000:00:02.0: [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found] <7>[ 19.986185] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:64:VGA-1] disconnected <7>[ 19.986199] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:68:HDMI-A-1] <7>[ 19.986209] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:68:HDMI-A-1] <7>[ 20.038433] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 <7>[ 20.054443] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb <7>[ 20.054454] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 20.054602] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1 <7>[ 20.070465] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb <7>[ 20.070481] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0 <6>[ 20.085862] snd_hda_codec_generic hdaudioC0D0: autoconfig for Generic: line_outs=1 (0x1f/0x0/0x0/0x0/0x0) type:speaker <6>[ 20.085869] snd_hda_codec_generic hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) <6>[ 20.085872] snd_hda_codec_generic hdaudioC0D0: hp_outs=1 (0x19/0x0/0x0/0x0/0x0) <6>[ 20.085874] snd_hda_codec_generic hdaudioC0D0: mono: mono_out=0x0 <6>[ 20.085876] snd_hda_codec_generic hdaudioC0D0: inputs: <6>[ 20.085878] snd_hda_codec_generic hdaudioC0D0: Internal Mic=0x23 <6>[ 20.085880] snd_hda_codec_generic hdaudioC0D0: Mic=0x1b <7>[ 20.122406] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 <7>[ 20.138444] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) <7>[ 20.138460] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:68:HDMI-A-1] disconnected <7>[ 20.138471] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:76:DP-1] <7>[ 20.138479] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:76:DP-1] <7>[ 20.138646] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:76:DP-1] disconnected <7>[ 20.138652] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:81:HDMI-A-2] <7>[ 20.138663] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:81:HDMI-A-2] <7>[ 20.139014] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1) <7>[ 20.139142] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry <7>[ 20.139460] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1) <7>[ 20.139581] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc <7>[ 20.139587] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 20.139705] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1 <7>[ 20.141290] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc <7>[ 20.141297] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0 <7>[ 20.141628] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1) <7>[ 20.141755] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry <7>[ 20.142060] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1) <7>[ 20.142188] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) <7>[ 20.142196] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:81:HDMI-A-2] disconnected <7>[ 20.142202] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:85:HDMI-A-3] <7>[ 20.142208] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:85:HDMI-A-3] <7>[ 20.142517] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1) <7>[ 20.142643] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry <7>[ 20.142947] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1) <7>[ 20.143074] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd <7>[ 20.143079] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging <7>[ 20.143196] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpd. force bit now 1 <7>[ 20.144593] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd <7>[ 20.144598] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpd. force bit now 0 <7>[ 20.144906] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0040 w(1) <7>[ 20.145033] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry <7>[ 20.145336] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0040 w(1) <7>[ 20.145481] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) <7>[ 20.145488] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:85:HDMI-A-3] disconnected <7>[ 20.145493] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:89:DP-2] <7>[ 20.145499] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:89:DP-2] <7>[ 20.145624] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:89:DP-2] disconnected <7>[ 20.145629] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:93:DP-3] <7>[ 20.145634] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:93:DP-3] <7>[ 20.145759] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:93:DP-3] disconnected <7>[ 20.145763] [drm:drm_client_modeset_probe] connector 61 enabled? yes <7>[ 20.145769] [drm:drm_client_modeset_probe] connector 64 enabled? no <7>[ 20.145772] [drm:drm_client_modeset_probe] connector 68 enabled? no <7>[ 20.145776] [drm:drm_client_modeset_probe] connector 76 enabled? no <7>[ 20.145779] [drm:drm_client_modeset_probe] connector 81 enabled? no <7>[ 20.145783] [drm:drm_client_modeset_probe] connector 85 enabled? no <7>[ 20.145786] [drm:drm_client_modeset_probe] connector 89 enabled? no <7>[ 20.145789] [drm:drm_client_modeset_probe] connector 93 enabled? no <7>[ 20.145816] [drm:drm_client_firmware_config.constprop.0.isra.0] Not using firmware configuration <7>[ 20.145827] [drm:drm_client_modeset_probe] looking for cmdline mode on connector 61 <7>[ 20.145832] [drm:drm_client_modeset_probe] looking for preferred mode on connector 61 0 <7>[ 20.145835] [drm:drm_client_modeset_probe] found mode 1366x768 <7>[ 20.145839] [drm:drm_client_modeset_probe] picking CRTCs for 1366x768 config <7>[ 20.145858] [drm:drm_client_modeset_probe] desired mode 1366x768 set on crtc 45 (0,0) <7>[ 20.146278] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] reserved 8454144 bytes of contiguous stolen space for FBC, threshold: 1 <7>[ 20.146434] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A <7>[ 20.148488] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A <6>[ 20.167494] Bluetooth: Core ver 2.22 <6>[ 20.167633] NET: Registered protocol family 31 <6>[ 20.167637] Bluetooth: HCI device and connection manager initialized <6>[ 20.167706] Bluetooth: HCI socket layer initialized <6>[ 20.167717] Bluetooth: L2CAP socket layer initialized <6>[ 20.167761] Bluetooth: SCO socket layer initialized <7>[ 20.188915] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] reserved 8454144 bytes of contiguous stolen space for FBC, threshold: 1 <7>[ 20.189094] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A <7>[ 20.189682] i915 0000:00:02.0: [drm:i915_audio_component_get_eld [i915]] Not valid for port B <7>[ 20.189823] i915 0000:00:02.0: [drm:i915_audio_component_get_eld [i915]] Not valid for port C <7>[ 20.189950] i915 0000:00:02.0: [drm:i915_audio_component_get_eld [i915]] Not valid for port D <6>[ 20.197286] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11 <6>[ 20.199066] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input12 <6>[ 20.200073] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input13 <6>[ 20.201068] input: HDA Intel PCH HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input14 <6>[ 20.202014] input: HDA Intel PCH HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input15 <7>[ 20.207946] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A <7>[ 20.633018] [drm:intel_backlight_device_update_status [i915]] updating intel_backlight, brightness=4648/4648 <7>[ 20.633341] i915 0000:00:02.0: [drm:intel_backlight_device_update_status [i915]] set backlight level = 4648 <6>[ 20.805127] usbcore: registered new interface driver btusb <6>[ 20.874437] Adding 4073468k swap on /dev/sda5. Priority:-2 extents:1 across:4073468k FS <4>[ 21.685631] check_preemption_disabled: 8 callbacks suppressed <3>[ 21.685637] BUG: using smp_processor_id() in preemptible [00000000] code: libinput-device/369 <4>[ 21.687891] caller is invalidate_user_asid+0x13/0x50 <4>[ 21.687907] CPU: 3 PID: 369 Comm: libinput-device Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 21.687921] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 21.687925] Call Trace: <4>[ 21.687929] dump_stack+0x7f/0xad <4>[ 21.687938] check_preemption_disabled+0xc8/0xd0 <4>[ 21.687945] invalidate_user_asid+0x13/0x50 <4>[ 21.687951] flush_tlb_one_kernel+0x5/0x20 <4>[ 21.687956] kfence_protect+0x56/0x80 <4>[ 21.687964] kfence_guarded_free+0x231/0x2f0 <4>[ 21.687969] ? do_sys_openat2+0x7d/0x150 <4>[ 21.687975] kmem_cache_free+0x318/0x360 <4>[ 21.687985] do_sys_openat2+0x7d/0x150 <4>[ 21.687993] __x64_sys_openat+0x4f/0x90 <4>[ 21.688000] do_syscall_64+0x33/0x80 <4>[ 21.688006] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 21.688012] RIP: 0033:0x7f794dc96c8e <4>[ 21.688017] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 21.688021] RSP: 002b:00007ffe1ae69a00 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 21.688028] RAX: ffffffffffffffda RBX: 000056013f02f9e0 RCX: 00007f794dc96c8e <4>[ 21.688031] RDX: 0000000000000000 RSI: 000056013f04fc10 RDI: 00000000ffffff9c <4>[ 21.688034] RBP: 000056013f02f9e0 R08: 000056013f01eba0 R09: 000000000000001b <4>[ 21.688037] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe1ae69b28 <4>[ 21.688040] R13: 0000000000000000 R14: 00007f794e181280 R15: 000056013f0503d0 <3>[ 21.909929] BUG: using smp_processor_id() in preemptible [00000000] code: libinput-device/367 <4>[ 21.911562] caller is invalidate_user_asid+0x13/0x50 <4>[ 21.911584] CPU: 3 PID: 367 Comm: libinput-device Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 21.911596] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 21.911605] Call Trace: <4>[ 21.911619] dump_stack+0x7f/0xad <4>[ 21.911646] check_preemption_disabled+0xc8/0xd0 <4>[ 21.911683] invalidate_user_asid+0x13/0x50 <4>[ 21.911694] flush_tlb_one_kernel+0x5/0x20 <4>[ 21.911703] kfence_protect+0x56/0x80 <4>[ 21.911716] kfence_guarded_free+0x231/0x2f0 <4>[ 21.911731] ? do_sys_openat2+0x7d/0x150 <4>[ 21.911745] kmem_cache_free+0x318/0x360 <4>[ 21.911771] do_sys_openat2+0x7d/0x150 <4>[ 21.911783] __x64_sys_openat+0x4f/0x90 <4>[ 21.911791] do_syscall_64+0x33/0x80 <4>[ 21.911800] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 21.911807] RIP: 0033:0x7f7968012c8e <4>[ 21.911812] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 21.911818] RSP: 002b:00007ffd78dbe680 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 21.911826] RAX: ffffffffffffffda RBX: 000055a859d00230 RCX: 00007f7968012c8e <4>[ 21.911831] RDX: 0000000000000000 RSI: 000055a859d26860 RDI: 00000000ffffff9c <4>[ 21.911835] RBP: 000055a859d00230 R08: 000055a859ceeba0 R09: 000000000000000f <4>[ 21.911839] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd78dbe7a8 <4>[ 21.911843] R13: 0000000000000000 R14: 0000000000000008 R15: 000055a859d26dd0 <3>[ 22.014769] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 22.019551] caller is invalidate_user_asid+0x13/0x50 <4>[ 22.019590] CPU: 0 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 22.019615] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 22.019632] Call Trace: <4>[ 22.019652] dump_stack+0x7f/0xad <4>[ 22.019677] check_preemption_disabled+0xc8/0xd0 <4>[ 22.019701] invalidate_user_asid+0x13/0x50 <4>[ 22.019719] flush_tlb_one_kernel+0x5/0x20 <4>[ 22.019734] kfence_protect+0x56/0x80 <4>[ 22.019755] kfence_guarded_free+0x231/0x2f0 <4>[ 22.019773] ? jbd2_journal_stop+0x15f/0x380 <4>[ 22.019793] kmem_cache_free+0x318/0x360 <4>[ 22.019827] jbd2_journal_stop+0x15f/0x380 <4>[ 22.019862] __ext4_journal_stop+0x32/0xa0 <4>[ 22.019884] __mark_inode_dirty+0x15d/0x570 <4>[ 22.019914] generic_update_time+0x64/0xc0 <4>[ 22.019934] file_update_time+0x11b/0x130 <4>[ 22.019967] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 22.019984] ? find_held_lock+0x2b/0x80 <4>[ 22.020023] do_page_mkwrite+0x4a/0x130 <4>[ 22.020047] do_wp_page+0x27d/0x480 <4>[ 22.020068] __handle_mm_fault+0xc55/0x1500 <4>[ 22.020135] handle_mm_fault+0x9d/0x270 <4>[ 22.020159] do_user_addr_fault+0x1e6/0x680 <4>[ 22.020191] exc_page_fault+0x67/0x230 <4>[ 22.020210] ? asm_exc_page_fault+0x8/0x30 <4>[ 22.020230] asm_exc_page_fault+0x1e/0x30 <4>[ 22.020246] RIP: 0033:0x7f2c5e062cd5 <4>[ 22.020259] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 22.020273] RSP: 002b:00007ffe674d5010 EFLAGS: 00010293 <4>[ 22.020292] RAX: 000000000447c158 RBX: 0000000000000070 RCX: 00007f2c5e0b0ed4 <4>[ 22.020303] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c552c7938 <4>[ 22.020312] RBP: 0000000002683938 R08: 0000000000000768 R09: 0000000002683938 <4>[ 22.020322] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 22.020331] R13: 00007ffe674d5038 R14: 00007ffe674d50d0 R15: 00007f2c552c7938 <3>[ 22.461790] BUG: using smp_processor_id() in preemptible [00000000] code: alsactl/401 <4>[ 22.465526] caller is invalidate_user_asid+0x13/0x50 <4>[ 22.465559] CPU: 1 PID: 401 Comm: alsactl Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 22.465580] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 22.465595] Call Trace: <4>[ 22.465614] dump_stack+0x7f/0xad <4>[ 22.465637] check_preemption_disabled+0xc8/0xd0 <4>[ 22.465657] invalidate_user_asid+0x13/0x50 <4>[ 22.465673] flush_tlb_one_kernel+0x5/0x20 <4>[ 22.465687] kfence_protect+0x56/0x80 <4>[ 22.465705] kfence_guarded_free+0x231/0x2f0 <4>[ 22.465720] ? __handle_mm_fault+0x871/0x1500 <4>[ 22.465740] kmem_cache_free+0x318/0x360 <4>[ 22.465767] __handle_mm_fault+0x871/0x1500 <4>[ 22.465818] handle_mm_fault+0x9d/0x270 <4>[ 22.465838] do_user_addr_fault+0x1e6/0x680 <4>[ 22.465865] exc_page_fault+0x67/0x230 <4>[ 22.465882] ? asm_exc_page_fault+0x8/0x30 <4>[ 22.465900] asm_exc_page_fault+0x1e/0x30 <4>[ 22.465914] RIP: 0033:0x7fe40b239b00 <4>[ 22.465934] Code: Unable to access opcode bytes at RIP 0x7fe40b239ad6. <4>[ 22.465942] RSP: 002b:00007ffd78a385e8 EFLAGS: 00010206 <4>[ 22.465958] RAX: 00007fe40b239b00 RBX: 00007fe40cb9c060 RCX: 00007fe40b45ef70 <4>[ 22.465967] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fe40b460108 <4>[ 22.465975] RBP: 00007ffd78a38740 R08: 0000000000000000 R09: 00007fe40c0ad968 <4>[ 22.465982] R10: 00007fe40b460000 R11: 0000000000000013 R12: 0000000000000000 <4>[ 22.465991] R13: 000055b9fdc85810 R14: 00007ffd78a38610 R15: 00007fe40b45ef68 <3>[ 22.635984] BUG: using smp_processor_id() in preemptible [00000000] code: alsactl/401 <4>[ 22.639615] caller is invalidate_user_asid+0x13/0x50 <4>[ 22.639648] CPU: 1 PID: 401 Comm: alsactl Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 22.639669] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 22.639684] Call Trace: <4>[ 22.639703] dump_stack+0x7f/0xad <4>[ 22.639735] check_preemption_disabled+0xc8/0xd0 <4>[ 22.639766] invalidate_user_asid+0x13/0x50 <4>[ 22.639783] flush_tlb_one_kernel+0x5/0x20 <4>[ 22.639796] kfence_protect+0x56/0x80 <4>[ 22.639814] kfence_guarded_free+0x231/0x2f0 <4>[ 22.639830] ? ___pte_free_tlb+0x12/0xc0 <4>[ 22.639847] kmem_cache_free+0x318/0x360 <4>[ 22.639874] ___pte_free_tlb+0x12/0xc0 <4>[ 22.639890] free_pgd_range+0x24f/0x5b0 <4>[ 22.639931] free_pgtables+0xb6/0xe0 <4>[ 22.639951] exit_mmap+0x9e/0x1d0 <4>[ 22.639996] mmput+0x55/0x120 <4>[ 22.640014] do_exit+0x338/0xc00 <4>[ 22.640050] do_group_exit+0x34/0xb0 <4>[ 22.640068] __x64_sys_exit_group+0xf/0x10 <4>[ 22.640080] do_syscall_64+0x33/0x80 <4>[ 22.640096] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 22.640113] RIP: 0033:0x7fe40bda3e06 <4>[ 22.640124] Code: Unable to access opcode bytes at RIP 0x7fe40bda3ddc. <4>[ 22.640132] RSP: 002b:00007ffd78a38748 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 22.640150] RAX: ffffffffffffffda RBX: 00007fe40c0a6740 RCX: 00007fe40bda3e06 <4>[ 22.640159] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 <4>[ 22.640168] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff78 <4>[ 22.640175] R10: 00007fe40895b000 R11: 0000000000000246 R12: 00007fe40c0a6740 <4>[ 22.640183] R13: 0000000000000002 R14: 00007fe40c0af628 R15: 0000000000000000 <3>[ 22.641217] BUG: using smp_processor_id() in preemptible [00000000] code: alsactl/401 <4>[ 22.644864] caller is invalidate_user_asid+0x13/0x50 <4>[ 22.644891] CPU: 1 PID: 401 Comm: alsactl Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 22.644913] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 22.644926] Call Trace: <4>[ 22.644945] dump_stack+0x7f/0xad <4>[ 22.644964] check_preemption_disabled+0xc8/0xd0 <4>[ 22.644982] invalidate_user_asid+0x13/0x50 <4>[ 22.644998] flush_tlb_one_kernel+0x5/0x20 <4>[ 22.645011] kfence_protect+0x56/0x80 <4>[ 22.645028] kfence_guarded_free+0x231/0x2f0 <4>[ 22.645043] ? remove_vma+0x58/0x60 <4>[ 22.645061] kmem_cache_free+0x318/0x360 <4>[ 22.645088] remove_vma+0x58/0x60 <4>[ 22.645104] exit_mmap+0xc3/0x1d0 <4>[ 22.645148] mmput+0x55/0x120 <4>[ 22.645165] do_exit+0x338/0xc00 <4>[ 22.645199] do_group_exit+0x34/0xb0 <4>[ 22.645217] __x64_sys_exit_group+0xf/0x10 <4>[ 22.645229] do_syscall_64+0x33/0x80 <4>[ 22.645244] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 22.645259] RIP: 0033:0x7fe40bda3e06 <4>[ 22.645268] Code: Unable to access opcode bytes at RIP 0x7fe40bda3ddc. <4>[ 22.645276] RSP: 002b:00007ffd78a38748 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 22.645292] RAX: ffffffffffffffda RBX: 00007fe40c0a6740 RCX: 00007fe40bda3e06 <4>[ 22.645301] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 <4>[ 22.645309] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff78 <4>[ 22.645317] R10: 00007fe40895b000 R11: 0000000000000246 R12: 00007fe40c0a6740 <4>[ 22.645325] R13: 0000000000000002 R14: 00007fe40c0af628 R15: 0000000000000000 <3>[ 22.676536] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 22.678167] caller is invalidate_user_asid+0x13/0x50 <4>[ 22.678179] CPU: 2 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 22.678186] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 22.678191] Call Trace: <4>[ 22.678197] dump_stack+0x7f/0xad <4>[ 22.678208] check_preemption_disabled+0xc8/0xd0 <4>[ 22.678220] invalidate_user_asid+0x13/0x50 <4>[ 22.678229] flush_tlb_one_kernel+0x5/0x20 <4>[ 22.678235] kfence_protect+0x56/0x80 <4>[ 22.678246] kfence_guarded_free+0x231/0x2f0 <4>[ 22.678254] ? jbd2_journal_stop+0x15f/0x380 <4>[ 22.678265] kmem_cache_free+0x318/0x360 <4>[ 22.678282] jbd2_journal_stop+0x15f/0x380 <4>[ 22.678300] __ext4_journal_stop+0x32/0xa0 <4>[ 22.678311] __mark_inode_dirty+0x15d/0x570 <4>[ 22.678326] generic_update_time+0x64/0xc0 <4>[ 22.678336] file_update_time+0x11b/0x130 <4>[ 22.678351] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 22.678360] ? find_held_lock+0x2b/0x80 <4>[ 22.678380] do_page_mkwrite+0x4a/0x130 <4>[ 22.678392] do_wp_page+0x27d/0x480 <4>[ 22.678402] __handle_mm_fault+0xc55/0x1500 <4>[ 22.678437] handle_mm_fault+0x9d/0x270 <4>[ 22.678449] do_user_addr_fault+0x1e6/0x680 <4>[ 22.678466] exc_page_fault+0x67/0x230 <4>[ 22.678475] ? asm_exc_page_fault+0x8/0x30 <4>[ 22.678484] asm_exc_page_fault+0x1e/0x30 <4>[ 22.678491] RIP: 0033:0x7f2c5e062cd5 <4>[ 22.678497] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 22.678503] RSP: 002b:00007ffe674d5000 EFLAGS: 00010293 <4>[ 22.678512] RAX: 000000000447c8e8 RBX: 00000000000004c9 RCX: 00007f2c5e0b0ed4 <4>[ 22.678517] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c54ec95d0 <4>[ 22.678522] RBP: 00000000022855d0 R08: 00000000000041e8 R09: 00000000022855d0 <4>[ 22.678526] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 22.678531] R13: 00007ffe674d5028 R14: 00007ffe674d50c0 R15: 00007f2c54ec95d0 <3>[ 22.798213] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 22.801750] caller is invalidate_user_asid+0x13/0x50 <4>[ 22.801789] CPU: 2 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 22.801806] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 22.801815] Call Trace: <4>[ 22.801829] dump_stack+0x7f/0xad <4>[ 22.801853] check_preemption_disabled+0xc8/0xd0 <4>[ 22.801877] invalidate_user_asid+0x13/0x50 <4>[ 22.801896] flush_tlb_one_kernel+0x5/0x20 <4>[ 22.801910] kfence_protect+0x56/0x80 <4>[ 22.801932] kfence_guarded_free+0x231/0x2f0 <4>[ 22.801950] ? jbd2_journal_stop+0x15f/0x380 <4>[ 22.801971] kmem_cache_free+0x318/0x360 <4>[ 22.802005] jbd2_journal_stop+0x15f/0x380 <4>[ 22.802040] __ext4_journal_stop+0x32/0xa0 <4>[ 22.802061] __mark_inode_dirty+0x15d/0x570 <4>[ 22.802092] generic_update_time+0x64/0xc0 <4>[ 22.802112] file_update_time+0x11b/0x130 <4>[ 22.802145] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 22.802162] ? find_held_lock+0x2b/0x80 <4>[ 22.802201] do_page_mkwrite+0x4a/0x130 <4>[ 22.802224] do_wp_page+0x27d/0x480 <4>[ 22.802246] __handle_mm_fault+0xc55/0x1500 <4>[ 22.802313] handle_mm_fault+0x9d/0x270 <4>[ 22.802337] do_user_addr_fault+0x1e6/0x680 <4>[ 22.802369] exc_page_fault+0x67/0x230 <4>[ 22.802389] ? asm_exc_page_fault+0x8/0x30 <4>[ 22.802408] asm_exc_page_fault+0x1e/0x30 <4>[ 22.802424] RIP: 0033:0x7f2c5e062cd5 <4>[ 22.802437] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 22.802450] RSP: 002b:00007ffe674d5000 EFLAGS: 00010287 <4>[ 22.802470] RAX: 000000000447c8e8 RBX: 00000000000000cf RCX: 00007f2c5e0b0ed4 <4>[ 22.802481] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c565e49f0 <4>[ 22.802490] RBP: 0000000002cca9f0 R08: 0000000000001608 R09: 0000000002cca9f0 <4>[ 22.802500] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 22.802509] R13: 00007ffe674d5028 R14: 00007ffe674d50c0 R15: 00007f2c565e49f0 <3>[ 22.926867] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u17:1/448 <4>[ 22.931184] caller is invalidate_user_asid+0x13/0x50 <4>[ 22.931219] CPU: 1 PID: 448 Comm: kworker/u17:1 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 22.931235] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 22.931247] Workqueue: hci0 hci_power_off [bluetooth] <4>[ 22.931335] Call Trace: <4>[ 22.931350] dump_stack+0x7f/0xad <4>[ 22.931375] check_preemption_disabled+0xc8/0xd0 <4>[ 22.931406] invalidate_user_asid+0x13/0x50 <4>[ 22.931428] flush_tlb_one_kernel+0x5/0x20 <4>[ 22.931443] kfence_protect+0x56/0x80 <4>[ 22.931468] kfence_guarded_free+0x231/0x2f0 <4>[ 22.931489] ? hci_sock_dev_event+0x12a/0x200 [bluetooth] <4>[ 22.931577] kmem_cache_free+0x318/0x360 <4>[ 22.931621] hci_sock_dev_event+0x12a/0x200 [bluetooth] <4>[ 22.931712] hci_dev_do_close+0x1e7/0x580 [bluetooth] <4>[ 22.931803] process_one_work+0x267/0x5a0 <4>[ 22.931854] ? process_one_work+0x5a0/0x5a0 <4>[ 22.931872] worker_thread+0x50/0x3c0 <4>[ 22.931902] ? process_one_work+0x5a0/0x5a0 <4>[ 22.931920] kthread+0x14b/0x170 <4>[ 22.931937] ? __kthread_bind_mask+0x60/0x60 <4>[ 22.931966] ret_from_fork+0x22/0x30 <3>[ 23.297998] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 23.301463] caller is invalidate_user_asid+0x13/0x50 <4>[ 23.301488] CPU: 2 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 23.301512] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 23.301527] Call Trace: <4>[ 23.301540] dump_stack+0x7f/0xad <4>[ 23.301563] check_preemption_disabled+0xc8/0xd0 <4>[ 23.301587] invalidate_user_asid+0x13/0x50 <4>[ 23.301605] flush_tlb_one_kernel+0x5/0x20 <4>[ 23.301619] kfence_protect+0x56/0x80 <4>[ 23.301641] kfence_guarded_free+0x231/0x2f0 <4>[ 23.301658] ? jbd2_journal_stop+0x15f/0x380 <4>[ 23.301679] kmem_cache_free+0x318/0x360 <4>[ 23.301713] jbd2_journal_stop+0x15f/0x380 <4>[ 23.301748] __ext4_journal_stop+0x32/0xa0 <4>[ 23.301769] __mark_inode_dirty+0x15d/0x570 <4>[ 23.301800] generic_update_time+0x64/0xc0 <4>[ 23.301820] file_update_time+0x11b/0x130 <4>[ 23.301853] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 23.301870] ? find_held_lock+0x2b/0x80 <4>[ 23.301909] do_page_mkwrite+0x4a/0x130 <4>[ 23.301932] do_wp_page+0x27d/0x480 <4>[ 23.301953] __handle_mm_fault+0xc55/0x1500 <4>[ 23.302020] handle_mm_fault+0x9d/0x270 <4>[ 23.302044] do_user_addr_fault+0x1e6/0x680 <4>[ 23.302076] exc_page_fault+0x67/0x230 <4>[ 23.302095] ? asm_exc_page_fault+0x8/0x30 <4>[ 23.302115] asm_exc_page_fault+0x1e/0x30 <4>[ 23.302131] RIP: 0033:0x7f2c5e062cd5 <4>[ 23.302144] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 23.302157] RSP: 002b:00007ffe674d5010 EFLAGS: 00010293 <4>[ 23.302176] RAX: 000000000447d3f8 RBX: 0000000000000040 RCX: 00007f2c5e0b0ed4 <4>[ 23.302187] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c54e10238 <4>[ 23.302196] RBP: 00000000021cc238 R08: 0000000000000288 R09: 00000000021cc238 <4>[ 23.302206] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 23.302215] R13: 00007ffe674d5038 R14: 00007ffe674d50d0 R15: 00007f2c54e10238 <4>[ 26.887259] check_preemption_disabled: 16 callbacks suppressed <3>[ 26.887265] BUG: using smp_processor_id() in preemptible [00000000] code: journalctl/240 <4>[ 26.888661] caller is invalidate_user_asid+0x13/0x50 <4>[ 26.888672] CPU: 0 PID: 240 Comm: journalctl Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 26.888678] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 26.888682] Call Trace: <4>[ 26.888687] dump_stack+0x7f/0xad <4>[ 26.888697] check_preemption_disabled+0xc8/0xd0 <4>[ 26.888706] invalidate_user_asid+0x13/0x50 <4>[ 26.888713] flush_tlb_one_kernel+0x5/0x20 <4>[ 26.888718] kfence_protect+0x56/0x80 <4>[ 26.888727] kfence_guarded_free+0x231/0x2f0 <4>[ 26.888733] ? remove_vma+0x58/0x60 <4>[ 26.888742] kmem_cache_free+0x318/0x360 <4>[ 26.888753] remove_vma+0x58/0x60 <4>[ 26.888760] exit_mmap+0xc3/0x1d0 <4>[ 26.888779] mmput+0x55/0x120 <4>[ 26.888787] do_exit+0x338/0xc00 <4>[ 26.888803] do_group_exit+0x34/0xb0 <4>[ 26.888810] __x64_sys_exit_group+0xf/0x10 <4>[ 26.888815] do_syscall_64+0x33/0x80 <4>[ 26.888823] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 26.888830] RIP: 0033:0x7f0e4aabce06 <4>[ 26.888835] Code: Unable to access opcode bytes at RIP 0x7f0e4aabcddc. <4>[ 26.888838] RSP: 002b:00007ffe5cc38238 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 26.888846] RAX: ffffffffffffffda RBX: 00007f0e4adbf740 RCX: 00007f0e4aabce06 <4>[ 26.888850] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 <4>[ 26.888853] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff80 <4>[ 26.888857] R10: 00007f0e4758c140 R11: 0000000000000246 R12: 00007f0e4adbf740 <4>[ 26.888860] R13: 0000000000000002 R14: 00007f0e4adc8628 R15: 0000000000000000 <3>[ 26.893641] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 <4>[ 26.895675] caller is invalidate_user_asid+0x13/0x50 <4>[ 26.895686] CPU: 1 PID: 1 Comm: systemd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 26.895692] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 26.895696] Call Trace: <4>[ 26.895700] dump_stack+0x7f/0xad <4>[ 26.895728] check_preemption_disabled+0xc8/0xd0 <4>[ 26.895746] invalidate_user_asid+0x13/0x50 <4>[ 26.895762] flush_tlb_one_kernel+0x5/0x20 <4>[ 26.895775] kfence_protect+0x56/0x80 <4>[ 26.895792] kfence_guarded_free+0x231/0x2f0 <4>[ 26.895807] ? filename_lookup+0xfa/0x170 <4>[ 26.895828] kmem_cache_free+0x318/0x360 <4>[ 26.895855] filename_lookup+0xfa/0x170 <4>[ 26.895902] ? strncpy_from_user+0x1e/0x180 <4>[ 26.895936] vfs_statx+0x6d/0x110 <4>[ 26.895962] __do_sys_newlstat+0x39/0x70 <4>[ 26.895992] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 26.896004] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 26.896023] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 26.896036] do_syscall_64+0x33/0x80 <4>[ 26.896050] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 26.896066] RIP: 0033:0x7fb4d48fc815 <4>[ 26.896076] Code: 79 b6 2d 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 06 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 41 b6 2d 00 f7 d8 64 89 <4>[ 26.896087] RSP: 002b:00007ffe6743ad78 EFLAGS: 00000246 ORIG_RAX: 0000000000000006 <4>[ 26.896105] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fb4d48fc815 <4>[ 26.896114] RDX: 00007ffe6743b000 RSI: 00007ffe6743b000 RDI: 000055c42ea58c40 <4>[ 26.896122] RBP: 00007ffe6743b0d0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 26.896130] R10: 000055c42ea0c010 R11: 0000000000000246 R12: ffffffffffffff80 <4>[ 26.896138] R13: 00007fb4d4471220 R14: 00000000ffffffff R15: 000055c42ea58c40 <3>[ 27.115081] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 27.118452] caller is invalidate_user_asid+0x13/0x50 <4>[ 27.118491] CPU: 0 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 27.118517] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 27.118535] Call Trace: <4>[ 27.118557] dump_stack+0x7f/0xad <4>[ 27.118588] check_preemption_disabled+0xc8/0xd0 <4>[ 27.118612] invalidate_user_asid+0x13/0x50 <4>[ 27.118630] flush_tlb_one_kernel+0x5/0x20 <4>[ 27.118645] kfence_protect+0x56/0x80 <4>[ 27.118667] kfence_guarded_free+0x231/0x2f0 <4>[ 27.118684] ? jbd2_journal_stop+0x15f/0x380 <4>[ 27.118705] kmem_cache_free+0x318/0x360 <4>[ 27.118739] jbd2_journal_stop+0x15f/0x380 <4>[ 27.118775] __ext4_journal_stop+0x32/0xa0 <4>[ 27.118796] __mark_inode_dirty+0x15d/0x570 <4>[ 27.118827] generic_update_time+0x64/0xc0 <4>[ 27.118847] file_update_time+0x11b/0x130 <4>[ 27.118880] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 27.118897] ? find_held_lock+0x2b/0x80 <4>[ 27.118937] do_page_mkwrite+0x4a/0x130 <4>[ 27.118960] do_wp_page+0x27d/0x480 <4>[ 27.118981] __handle_mm_fault+0xc55/0x1500 <4>[ 27.119048] handle_mm_fault+0x9d/0x270 <4>[ 27.119072] do_user_addr_fault+0x1e6/0x680 <4>[ 27.119104] exc_page_fault+0x67/0x230 <4>[ 27.119124] ? asm_exc_page_fault+0x8/0x30 <4>[ 27.119143] asm_exc_page_fault+0x1e/0x30 <4>[ 27.119159] RIP: 0033:0x7f2c5dfe413e <4>[ 27.119172] Code: 00 00 00 48 8b 44 24 10 48 f7 f1 49 8b 84 24 d8 00 00 00 48 c1 e2 04 48 01 d0 49 89 d0 48 8b 50 08 48 85 d2 0f 85 2f 02 00 00 <4c> 89 30 49 8b 84 24 d8 00 00 00 4e 89 74 00 08 49 8b 84 24 d0 00 <4>[ 27.119185] RSP: 002b:00007ffe674d48b0 EFLAGS: 00010246 <4>[ 27.119205] RAX: 00007f2c59ebd580 RBX: 00007ffe674d4be0 RCX: 0000000000038e38 <4>[ 27.119215] RDX: 0000000000000000 RSI: 00007ffe674d4be0 RDI: 00007f2c59022508 <4>[ 27.119225] RBP: 000000000000002b R08: 0000000000319fa0 R09: 00000000044804c8 <4>[ 27.119235] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 27.119244] R13: 00007ffe674d48e8 R14: 00000000044804c8 R15: 00007ffe674d4a88 <3>[ 27.223916] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/466 <4>[ 27.227073] caller is invalidate_user_asid+0x13/0x50 <4>[ 27.227105] CPU: 2 PID: 466 Comm: systemd-tmpfile Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 27.227127] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 27.227142] Call Trace: <4>[ 27.227161] dump_stack+0x7f/0xad <4>[ 27.227194] check_preemption_disabled+0xc8/0xd0 <4>[ 27.227223] invalidate_user_asid+0x13/0x50 <4>[ 27.227239] flush_tlb_one_kernel+0x5/0x20 <4>[ 27.227252] kfence_protect+0x56/0x80 <4>[ 27.227271] kfence_guarded_free+0x231/0x2f0 <4>[ 27.227286] ? do_sys_openat2+0x7d/0x150 <4>[ 27.227303] kmem_cache_free+0x318/0x360 <4>[ 27.227331] do_sys_openat2+0x7d/0x150 <4>[ 27.227352] __x64_sys_openat+0x4f/0x90 <4>[ 27.227370] do_syscall_64+0x33/0x80 <4>[ 27.227386] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 27.227403] RIP: 0033:0x7fd53d25bc8e <4>[ 27.227414] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 27.227426] RSP: 002b:00007ffd0253a280 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 27.227444] RAX: ffffffffffffffda RBX: 0000555be5489080 RCX: 00007fd53d25bc8e <4>[ 27.227453] RDX: 00000000002a0000 RSI: 00007fd53ce6d585 RDI: 00000000ffffff9c <4>[ 27.227461] RBP: 00007ffd0253a4a0 R08: 00000000fefeffd0 R09: 0000000000000001 <4>[ 27.227469] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 <4>[ 27.227477] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000012 <3>[ 27.345712] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 27.348823] caller is invalidate_user_asid+0x13/0x50 <4>[ 27.348860] CPU: 0 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 27.348884] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 27.348901] Call Trace: <4>[ 27.348921] dump_stack+0x7f/0xad <4>[ 27.348945] check_preemption_disabled+0xc8/0xd0 <4>[ 27.348969] invalidate_user_asid+0x13/0x50 <4>[ 27.348987] flush_tlb_one_kernel+0x5/0x20 <4>[ 27.349002] kfence_protect+0x56/0x80 <4>[ 27.349023] kfence_guarded_free+0x231/0x2f0 <4>[ 27.349041] ? jbd2_journal_stop+0x15f/0x380 <4>[ 27.349062] kmem_cache_free+0x318/0x360 <4>[ 27.349096] jbd2_journal_stop+0x15f/0x380 <4>[ 27.349131] __ext4_journal_stop+0x32/0xa0 <4>[ 27.349153] __mark_inode_dirty+0x15d/0x570 <4>[ 27.349183] generic_update_time+0x64/0xc0 <4>[ 27.349203] file_update_time+0x11b/0x130 <4>[ 27.349236] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 27.349253] ? find_held_lock+0x2b/0x80 <4>[ 27.349292] do_page_mkwrite+0x4a/0x130 <4>[ 27.349315] do_wp_page+0x27d/0x480 <4>[ 27.349336] __handle_mm_fault+0xc55/0x1500 <4>[ 27.349403] handle_mm_fault+0x9d/0x270 <4>[ 27.349427] do_user_addr_fault+0x1e6/0x680 <4>[ 27.349459] exc_page_fault+0x67/0x230 <4>[ 27.349478] ? asm_exc_page_fault+0x8/0x30 <4>[ 27.349498] asm_exc_page_fault+0x1e/0x30 <4>[ 27.349514] RIP: 0033:0x7f2c5e062cd5 <4>[ 27.349527] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 27.349540] RSP: 002b:00007ffe674d4a70 EFLAGS: 00010297 <4>[ 27.349559] RAX: 0000000004480eb8 RBX: 0000000000000007 RCX: 00007f2c5e0b0ed4 <4>[ 27.349570] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c5729d368 <4>[ 27.349580] RBP: 0000000002ab8368 R08: 0000000000000058 R09: 0000000002ab8368 <4>[ 27.349589] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 27.349598] R13: 00007ffe674d4a98 R14: 00007ffe674d4b30 R15: 00007f2c5729d368 <3>[ 27.456268] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/466 <4>[ 27.459250] caller is invalidate_user_asid+0x13/0x50 <4>[ 27.459282] CPU: 2 PID: 466 Comm: systemd-tmpfile Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 27.459302] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 27.459311] Call Trace: <4>[ 27.459323] dump_stack+0x7f/0xad <4>[ 27.459344] check_preemption_disabled+0xc8/0xd0 <4>[ 27.459363] invalidate_user_asid+0x13/0x50 <4>[ 27.459379] flush_tlb_one_kernel+0x5/0x20 <4>[ 27.459393] kfence_protect+0x56/0x80 <4>[ 27.459411] kfence_guarded_free+0x231/0x2f0 <4>[ 27.459426] ? free_rb_tree_fname+0x3d/0x60 <4>[ 27.459442] kfree+0x335/0x370 <4>[ 27.459469] free_rb_tree_fname+0x3d/0x60 <4>[ 27.459483] ext4_release_dir+0x15/0x30 <4>[ 27.459494] __fput+0xa3/0x250 <4>[ 27.459516] task_work_run+0x57/0xa0 <4>[ 27.459532] exit_to_user_mode_prepare+0x179/0x180 <4>[ 27.459552] syscall_exit_to_user_mode+0x19/0x50 <4>[ 27.459563] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 27.459580] RIP: 0033:0x7fd53d25c947 <4>[ 27.459591] Code: 2d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 48 8b 0d 37 a5 2d 00 f7 d8 64 89 01 b8 ff ff ff ff eb c2 0f 1f 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 09 f3 c3 0f 1f 80 00 00 00 00 48 8b 15 09 a5 <4>[ 27.459602] RSP: 002b:00007ffd0253a0a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 <4>[ 27.459621] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007fd53d25c947 <4>[ 27.459629] RDX: 0000000000002770 RSI: 0000000000000000 RDI: 0000000000000005 <4>[ 27.459637] RBP: 0000000000000000 R08: 00007fd53d5382a0 R09: 0000000000000000 <4>[ 27.459645] R10: 0000555be5486010 R11: 0000000000000202 R12: 0000555be549c860 <4>[ 27.459653] R13: 0000555be549c8bb R14: 00007fd53d7358c0 R15: 0000000000000000 <3>[ 27.635307] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/466 <4>[ 27.638355] caller is invalidate_user_asid+0x13/0x50 <4>[ 27.638435] CPU: 2 PID: 466 Comm: systemd-tmpfile Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 27.638458] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 27.638473] Call Trace: <4>[ 27.638491] dump_stack+0x7f/0xad <4>[ 27.638513] check_preemption_disabled+0xc8/0xd0 <4>[ 27.638532] invalidate_user_asid+0x13/0x50 <4>[ 27.638548] flush_tlb_one_kernel+0x5/0x20 <4>[ 27.638561] kfence_protect+0x56/0x80 <4>[ 27.638579] kfence_guarded_free+0x231/0x2f0 <4>[ 27.638594] ? free_rb_tree_fname+0x3d/0x60 <4>[ 27.638610] kfree+0x335/0x370 <4>[ 27.638637] free_rb_tree_fname+0x3d/0x60 <4>[ 27.638651] ext4_release_dir+0x15/0x30 <4>[ 27.638662] __fput+0xa3/0x250 <4>[ 27.638683] task_work_run+0x57/0xa0 <4>[ 27.638699] exit_to_user_mode_prepare+0x179/0x180 <4>[ 27.638719] syscall_exit_to_user_mode+0x19/0x50 <4>[ 27.638731] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 27.638747] RIP: 0033:0x7fd53d25c947 <4>[ 27.638759] Code: 2d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 48 8b 0d 37 a5 2d 00 f7 d8 64 89 01 b8 ff ff ff ff eb c2 0f 1f 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 09 f3 c3 0f 1f 80 00 00 00 00 48 8b 15 09 a5 <4>[ 27.638770] RSP: 002b:00007ffd0253a0a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 <4>[ 27.638788] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007fd53d25c947 <4>[ 27.638797] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 <4>[ 27.638805] RBP: 0000000000000000 R08: 00007fd53d538201 R09: 0000000000000000 <4>[ 27.638812] R10: 0000555be5486010 R11: 0000000000000202 R12: 0000555be549c860 <4>[ 27.638820] R13: 0000555be549c8eb R14: 00007fd53d7358c0 R15: 0000000000000000 <3>[ 27.678626] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/466 <4>[ 27.681477] caller is invalidate_user_asid+0x13/0x50 <4>[ 27.681501] CPU: 3 PID: 466 Comm: systemd-tmpfile Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 27.681515] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 27.681530] Call Trace: <4>[ 27.681550] dump_stack+0x7f/0xad <4>[ 27.681572] check_preemption_disabled+0xc8/0xd0 <4>[ 27.681592] invalidate_user_asid+0x13/0x50 <4>[ 27.681608] flush_tlb_one_kernel+0x5/0x20 <4>[ 27.681621] kfence_protect+0x56/0x80 <4>[ 27.681640] kfence_guarded_free+0x231/0x2f0 <4>[ 27.681655] ? do_sys_openat2+0x7d/0x150 <4>[ 27.681672] kmem_cache_free+0x318/0x360 <4>[ 27.681700] do_sys_openat2+0x7d/0x150 <4>[ 27.681721] __x64_sys_openat+0x4f/0x90 <4>[ 27.681739] do_syscall_64+0x33/0x80 <4>[ 27.681755] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 27.681771] RIP: 0033:0x7fd53d25bc8e <4>[ 27.681781] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 27.681793] RSP: 002b:00007ffd0253a2d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 27.681812] RAX: ffffffffffffffda RBX: 0000555be548cc00 RCX: 00007fd53d25bc8e <4>[ 27.681821] RDX: 00000000002a0000 RSI: 00007fd53ce6d585 RDI: 00000000ffffff9c <4>[ 27.681829] RBP: 00007ffd0253a4f0 R08: 000000000000fec0 R09: 676f6c2f7261762f <4>[ 27.681838] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 <4>[ 27.681846] R13: 0000555be548cc40 R14: 0000000000000000 R15: 0000555be548cc00 <3>[ 27.795785] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/466 <4>[ 27.799472] caller is invalidate_user_asid+0x13/0x50 <4>[ 27.799517] CPU: 3 PID: 466 Comm: systemd-tmpfile Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 27.799538] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 27.799548] Call Trace: <4>[ 27.799561] dump_stack+0x7f/0xad <4>[ 27.799583] check_preemption_disabled+0xc8/0xd0 <4>[ 27.799605] invalidate_user_asid+0x13/0x50 <4>[ 27.799622] flush_tlb_one_kernel+0x5/0x20 <4>[ 27.799636] kfence_protect+0x56/0x80 <4>[ 27.799657] kfence_guarded_free+0x231/0x2f0 <4>[ 27.799673] ? free_rb_tree_fname+0x3d/0x60 <4>[ 27.799691] kfree+0x335/0x370 <4>[ 27.799721] free_rb_tree_fname+0x3d/0x60 <4>[ 27.799737] ext4_readdir+0x13d/0x9b0 <4>[ 27.799778] iterate_dir+0x13f/0x190 <4>[ 27.799803] __x64_sys_getdents+0x73/0x120 <4>[ 27.799814] ? filldir64+0x1d0/0x1d0 <4>[ 27.799843] do_syscall_64+0x33/0x80 <4>[ 27.799861] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 27.799879] RIP: 0033:0x7fd53d22c0a8 <4>[ 27.799891] Code: e9 0d d8 fb ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 57 41 56 b8 4e 00 00 00 41 55 41 54 55 53 48 89 f3 48 83 ec 08 0f 05 <48> 3d 00 f0 ff ff 77 58 4c 8d 2c 06 49 89 c4 4c 39 ee 73 36 0f 1f <4>[ 27.799904] RSP: 002b:00007ffd02539b20 EFLAGS: 00000202 ORIG_RAX: 000000000000004e <4>[ 27.799923] RAX: ffffffffffffffda RBX: 0000555be5494850 RCX: 00007fd53d22c0a8 <4>[ 27.799933] RDX: 0000000000008000 RSI: 0000555be5494850 RDI: 0000000000000004 <4>[ 27.799943] RBP: 0000555be5494850 R08: 0000000000000078 R09: 0000000000000000 <4>[ 27.799952] R10: 0000555be5486010 R11: 0000000000000202 R12: ffffffffffffff80 <4>[ 27.799961] R13: 0000000000000000 R14: 00007ffd0253a480 R15: 0000555be5494820 <3>[ 28.271162] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 <4>[ 28.274794] caller is invalidate_user_asid+0x13/0x50 <4>[ 28.274826] CPU: 1 PID: 1 Comm: systemd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 28.274845] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 28.274859] Call Trace: <4>[ 28.274878] dump_stack+0x7f/0xad <4>[ 28.274908] check_preemption_disabled+0xc8/0xd0 <4>[ 28.274939] invalidate_user_asid+0x13/0x50 <4>[ 28.274966] flush_tlb_one_kernel+0x5/0x20 <4>[ 28.274972] kfence_protect+0x56/0x80 <4>[ 28.274980] kfence_guarded_free+0x231/0x2f0 <4>[ 28.274986] ? filename_lookup+0xfa/0x170 <4>[ 28.274995] kmem_cache_free+0x318/0x360 <4>[ 28.275036] filename_lookup+0xfa/0x170 <4>[ 28.275118] ? strncpy_from_user+0x1e/0x180 <4>[ 28.275178] vfs_statx+0x6d/0x110 <4>[ 28.275225] __do_sys_newstat+0x39/0x70 <4>[ 28.275278] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 28.275298] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 28.275326] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 28.275347] do_syscall_64+0x33/0x80 <4>[ 28.275370] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 28.275395] RIP: 0033:0x7fb4d48fc775 <4>[ 28.275413] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 28.275432] RSP: 002b:00007ffe6743ad58 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 28.275462] RAX: ffffffffffffffda RBX: 000055c42d11e6a0 RCX: 00007fb4d48fc775 <4>[ 28.275476] RDX: 00007ffe6743ada0 RSI: 00007ffe6743ada0 RDI: 000055c42d11e6a0 <4>[ 28.275490] RBP: 000055c42d11e6aa R08: 000000000000000a R09: 0000000000000000 <4>[ 28.275504] R10: 000000000000000a R11: 0000000000000246 R12: 000055c42eaf9540 <4>[ 28.275518] R13: 0000000000000000 R14: 000055c42d11e6a0 R15: 000055c42eaf9540 <3>[ 29.070958] cgroup: Unknown subsys name '__DEVEL__sane_behavior' <4>[ 31.897820] check_preemption_disabled: 14 callbacks suppressed <3>[ 31.897827] BUG: using smp_processor_id() in preemptible [00000000] code: systemctl/527 <4>[ 31.899050] caller is invalidate_user_asid+0x13/0x50 <4>[ 31.899066] CPU: 3 PID: 527 Comm: systemctl Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 31.899070] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 31.899073] Call Trace: <4>[ 31.899077] dump_stack+0x7f/0xad <4>[ 31.899091] check_preemption_disabled+0xc8/0xd0 <4>[ 31.899098] invalidate_user_asid+0x13/0x50 <4>[ 31.899102] flush_tlb_one_kernel+0x5/0x20 <4>[ 31.899106] kfence_protect+0x56/0x80 <4>[ 31.899111] kfence_guarded_free+0x231/0x2f0 <4>[ 31.899114] ? unlink_anon_vmas+0x172/0x1f0 <4>[ 31.899119] kmem_cache_free+0x318/0x360 <4>[ 31.899125] unlink_anon_vmas+0x172/0x1f0 <4>[ 31.899131] free_pgtables+0x85/0xe0 <4>[ 31.899139] exit_mmap+0x9e/0x1d0 <4>[ 31.899159] mmput+0x55/0x120 <4>[ 31.899168] do_exit+0x338/0xc00 <4>[ 31.899184] do_group_exit+0x34/0xb0 <4>[ 31.899193] __x64_sys_exit_group+0xf/0x10 <4>[ 31.899198] do_syscall_64+0x33/0x80 <4>[ 31.899206] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 31.899213] RIP: 0033:0x7f47df587e06 <4>[ 31.899219] Code: Unable to access opcode bytes at RIP 0x7f47df587ddc. <4>[ 31.899221] RSP: 002b:00007ffdebf938f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 31.899226] RAX: ffffffffffffffda RBX: 00007f47df88a740 RCX: 00007f47df587e06 <4>[ 31.899229] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 <4>[ 31.899231] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff80 <4>[ 31.899233] R10: 00007f47dc057140 R11: 0000000000000246 R12: 00007f47df88a740 <4>[ 31.899236] R13: 0000000000000002 R14: 00007f47df893628 R15: 0000000000000000 <3>[ 31.926787] cgroup: Unknown subsys name '__DEVEL__sane_behavior' <3>[ 32.007833] BUG: using smp_processor_id() in preemptible [00000000] code: dbus-daemon/508 <4>[ 32.009851] caller is invalidate_user_asid+0x13/0x50 <4>[ 32.009862] CPU: 3 PID: 508 Comm: dbus-daemon Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 32.009869] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 32.009882] Call Trace: <4>[ 32.009889] dump_stack+0x7f/0xad <4>[ 32.009901] check_preemption_disabled+0xc8/0xd0 <4>[ 32.009914] invalidate_user_asid+0x13/0x50 <4>[ 32.009924] flush_tlb_one_kernel+0x5/0x20 <4>[ 32.009931] kfence_protect+0x56/0x80 <4>[ 32.009943] kfence_guarded_free+0x231/0x2f0 <4>[ 32.009953] ? unix_stream_read_generic+0x80e/0x8f0 <4>[ 32.009965] kmem_cache_free+0x318/0x360 <4>[ 32.009984] unix_stream_read_generic+0x80e/0x8f0 <4>[ 32.010025] unix_stream_recvmsg+0x4e/0x70 <4>[ 32.010032] ? unix_set_peek_off+0x50/0x50 <4>[ 32.010046] ____sys_recvmsg+0x152/0x160 <4>[ 32.010061] ? _copy_from_user+0x65/0xa0 <4>[ 32.010075] ? iovec_from_user+0xf6/0x1c0 <4>[ 32.010096] ___sys_recvmsg+0x7d/0x100 <4>[ 32.010107] ? __mutex_unlock_slowpath+0x40/0x2a0 <4>[ 32.010126] ? do_epoll_wait+0x8ce/0x8e0 <4>[ 32.010156] __sys_recvmsg+0x51/0xa0 <4>[ 32.010174] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 32.010189] do_syscall_64+0x33/0x80 <4>[ 32.010199] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 32.010207] RIP: 0033:0x7efd9887e531 <4>[ 32.010214] Code: 20 00 f7 d8 64 89 01 b8 ff ff ff ff eb c1 66 2e 0f 1f 84 00 00 00 00 00 90 8b 05 da be 20 00 85 c0 75 16 b8 2f 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 57 f3 c3 0f 1f 44 00 00 41 54 55 41 89 d4 53 <4>[ 32.010221] RSP: 002b:00007fff87fa71d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002f <4>[ 32.010232] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007efd9887e531 <4>[ 32.010238] RDX: 0000000040000000 RSI: 00007fff87fa7280 RDI: 0000000000000009 <4>[ 32.010243] RBP: 00007fff87fa72f0 R08: 00007fff87fa7334 R09: 0000000000000000 <4>[ 32.010249] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff87fa7280 <4>[ 32.010254] R13: 000056387a497108 R14: 0000000000000000 R15: 00007fff87fa7334 <3>[ 32.127264] BUG: using smp_processor_id() in preemptible [00000000] code: (gmanager)/539 <4>[ 32.127287] caller is invalidate_user_asid+0x13/0x50 <4>[ 32.127295] CPU: 1 PID: 539 Comm: (gmanager) Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 32.127298] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 32.127301] Call Trace: <4>[ 32.127304] dump_stack+0x7f/0xad <4>[ 32.127311] check_preemption_disabled+0xc8/0xd0 <4>[ 32.127317] invalidate_user_asid+0x13/0x50 <4>[ 32.127322] flush_tlb_one_kernel+0x5/0x20 <4>[ 32.127325] kfence_protect+0x56/0x80 <4>[ 32.127332] kfence_guarded_free+0x231/0x2f0 <4>[ 32.127336] ? unlink_anon_vmas+0x172/0x1f0 <4>[ 32.127342] kmem_cache_free+0x318/0x360 <4>[ 32.127351] unlink_anon_vmas+0x172/0x1f0 <4>[ 32.127359] free_pgtables+0x85/0xe0 <4>[ 32.127367] exit_mmap+0x9e/0x1d0 <4>[ 32.127383] mmput+0x55/0x120 <4>[ 32.127390] begin_new_exec+0x4da/0xc30 <4>[ 32.127399] load_elf_binary+0x6de/0x1620 <4>[ 32.127412] ? find_held_lock+0x2b/0x80 <4>[ 32.127427] bprm_execve+0x32b/0x850 <4>[ 32.127438] do_execveat_common+0x15f/0x1d0 <4>[ 32.127447] __x64_sys_execve+0x34/0x50 <4>[ 32.127454] do_syscall_64+0x33/0x80 <4>[ 32.127459] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 32.127464] RIP: 0033:0x7fb4d48d1e37 <4>[ 32.127470] Code: Unable to access opcode bytes at RIP 0x7fb4d48d1e0d. <4>[ 32.127472] RSP: 002b:00007ffe6743ab78 EFLAGS: 00000246 ORIG_RAX: 000000000000003b <4>[ 32.127476] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb4d48d1e37 <4>[ 32.127478] RDX: 000055c42ea145f0 RSI: 000055c42eb0bc60 RDI: 000055c42ea60740 <4>[ 32.127480] RBP: 00007ffe6743ae30 R08: 000000000000c0c0 R09: 0000000000000000 <4>[ 32.127482] R10: 000055c42ea6c900 R11: 0000000000000246 R12: 000055c42ea994c8 <4>[ 32.127484] R13: 000055c42eb0bc60 R14: 000055c42ea995b8 R15: 000055c42ea99130 <3>[ 32.135110] cgroup: Unknown subsys name '__DEVEL__sane_behavior' <3>[ 32.331190] BUG: using smp_processor_id() in preemptible [00000000] code: sudo/542 <4>[ 32.332912] caller is invalidate_user_asid+0x13/0x50 <4>[ 32.332935] CPU: 2 PID: 542 Comm: sudo Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 32.332941] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 32.332945] Call Trace: <4>[ 32.332950] dump_stack+0x7f/0xad <4>[ 32.332960] check_preemption_disabled+0xc8/0xd0 <4>[ 32.332969] invalidate_user_asid+0x13/0x50 <4>[ 32.332976] flush_tlb_one_kernel+0x5/0x20 <4>[ 32.332982] kfence_protect+0x56/0x80 <4>[ 32.332991] kfence_guarded_free+0x231/0x2f0 <4>[ 32.332998] ? filename_lookup+0xfa/0x170 <4>[ 32.333008] kmem_cache_free+0x318/0x360 <4>[ 32.333020] filename_lookup+0xfa/0x170 <4>[ 32.333041] ? strncpy_from_user+0x1e/0x180 <4>[ 32.333056] vfs_statx+0x6d/0x110 <4>[ 32.333068] __do_sys_newstat+0x39/0x70 <4>[ 32.333081] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 32.333086] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 32.333095] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 32.333101] do_syscall_64+0x33/0x80 <4>[ 32.333108] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 32.333115] RIP: 0033:0x7f20db7efc05 <4>[ 32.333120] Code: 00 00 00 00 00 8b 05 b2 ab 20 00 c3 66 0f 1f 84 00 00 00 00 00 83 ff 01 48 89 f0 77 28 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 f7 d8 89 05 08 c5 20 00 b8 ff ff <4>[ 32.333125] RSP: 002b:00007fffaeec6be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 32.333133] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20db7efc05 <4>[ 32.333137] RDX: 00007fffaeec6cb0 RSI: 00007fffaeec6cb0 RDI: 00007fffaeec6bf0 <4>[ 32.333141] RBP: 00007fffaeec6d70 R08: 00007f20db7d9317 R09: 00007fffaeec6dff <4>[ 32.333145] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 <4>[ 32.333148] R13: 0000000000000000 R14: 00007fffaeec6bf0 R15: 00007f20db9fce00 <3>[ 32.397977] cgroup: Unknown subsys name '__DEVEL__sane_behavior' <3>[ 32.542801] BUG: using smp_processor_id() in preemptible [00000000] code: (gmanager)/570 <4>[ 32.542822] caller is invalidate_user_asid+0x13/0x50 <4>[ 32.542831] CPU: 1 PID: 570 Comm: (gmanager) Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 32.542835] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 32.542838] Call Trace: <4>[ 32.542842] dump_stack+0x7f/0xad <4>[ 32.542849] check_preemption_disabled+0xc8/0xd0 <4>[ 32.542858] invalidate_user_asid+0x13/0x50 <4>[ 32.542863] flush_tlb_one_kernel+0x5/0x20 <4>[ 32.542867] kfence_protect+0x56/0x80 <4>[ 32.542875] kfence_guarded_free+0x231/0x2f0 <4>[ 32.542880] ? open_exec+0x2d/0x40 <4>[ 32.542887] kmem_cache_free+0x318/0x360 <4>[ 32.542900] open_exec+0x2d/0x40 <4>[ 32.542905] load_elf_binary+0x1fa/0x1620 <4>[ 32.542921] ? find_held_lock+0x2b/0x80 <4>[ 32.542941] bprm_execve+0x32b/0x850 <4>[ 32.542955] do_execveat_common+0x15f/0x1d0 <4>[ 32.542968] __x64_sys_execve+0x34/0x50 <4>[ 32.542976] do_syscall_64+0x33/0x80 <4>[ 32.542982] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 32.542987] RIP: 0033:0x7fb4d48d1e37 <4>[ 32.542990] Code: e2 f7 d8 64 41 89 01 eb da 66 2e 0f 1f 84 00 00 00 00 00 f7 d8 64 41 89 01 eb d6 0f 1f 84 00 00 00 00 00 b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 21 60 30 00 f7 d8 64 89 01 48 <4>[ 32.542994] RSP: 002b:00007ffe6743ab78 EFLAGS: 00000246 ORIG_RAX: 000000000000003b <4>[ 32.542998] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb4d48d1e37 <4>[ 32.543001] RDX: 000055c42ea145f0 RSI: 000055c42eb469e0 RDI: 000055c42ea60740 <4>[ 32.543004] RBP: 00007ffe6743ae30 R08: 000000000000c0c0 R09: 0000000000000000 <4>[ 32.543006] R10: 000055c42ea6c900 R11: 0000000000000246 R12: 000055c42ea994c8 <4>[ 32.543009] R13: 000055c42eb469e0 R14: 000055c42ea995b8 R15: 000055c42ea99130 <3>[ 32.551238] cgroup: Unknown subsys name '__DEVEL__sane_behavior' <3>[ 32.659576] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 32.663333] caller is invalidate_user_asid+0x13/0x50 <4>[ 32.663371] CPU: 3 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 32.663412] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 32.663422] Call Trace: <4>[ 32.663437] dump_stack+0x7f/0xad <4>[ 32.663461] check_preemption_disabled+0xc8/0xd0 <4>[ 32.663485] invalidate_user_asid+0x13/0x50 <4>[ 32.663503] flush_tlb_one_kernel+0x5/0x20 <4>[ 32.663518] kfence_protect+0x56/0x80 <4>[ 32.663539] kfence_guarded_free+0x231/0x2f0 <4>[ 32.663557] ? jbd2_journal_stop+0x15f/0x380 <4>[ 32.663577] kmem_cache_free+0x318/0x360 <4>[ 32.663611] jbd2_journal_stop+0x15f/0x380 <4>[ 32.663647] __ext4_journal_stop+0x32/0xa0 <4>[ 32.663668] __mark_inode_dirty+0x15d/0x570 <4>[ 32.663699] generic_update_time+0x64/0xc0 <4>[ 32.663718] file_update_time+0x11b/0x130 <4>[ 32.663751] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 32.663769] ? find_held_lock+0x2b/0x80 <4>[ 32.663808] do_page_mkwrite+0x4a/0x130 <4>[ 32.663831] do_wp_page+0x27d/0x480 <4>[ 32.663852] __handle_mm_fault+0xc55/0x1500 <4>[ 32.663919] handle_mm_fault+0x9d/0x270 <4>[ 32.663943] do_user_addr_fault+0x1e6/0x680 <4>[ 32.663975] exc_page_fault+0x67/0x230 <4>[ 32.663994] ? asm_exc_page_fault+0x8/0x30 <4>[ 32.664014] asm_exc_page_fault+0x1e/0x30 <4>[ 32.664030] RIP: 0033:0x7f2c5e062cd5 <4>[ 32.664044] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 32.664057] RSP: 002b:00007ffe674d4b00 EFLAGS: 00010287 <4>[ 32.664077] RAX: 000000000448e730 RBX: 000000000000005c RCX: 00007f2c5e0b0ed4 <4>[ 32.664088] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c5654f5b0 <4>[ 32.664097] RBP: 0000000002c355b0 R08: 0000000000000768 R09: 0000000002c355b0 <4>[ 32.664107] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 32.664116] R13: 00007ffe674d4b28 R14: 00007ffe674d4bc0 R15: 00007f2c5654f5b0 <3>[ 33.042437] BUG: using smp_processor_id() in preemptible [00000000] code: sudo/542 <4>[ 33.043345] caller is invalidate_user_asid+0x13/0x50 <4>[ 33.043352] CPU: 3 PID: 542 Comm: sudo Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 33.043356] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 33.043358] Call Trace: <4>[ 33.043361] dump_stack+0x7f/0xad <4>[ 33.043367] check_preemption_disabled+0xc8/0xd0 <4>[ 33.043373] invalidate_user_asid+0x13/0x50 <4>[ 33.043377] flush_tlb_one_kernel+0x5/0x20 <4>[ 33.043381] kfence_protect+0x56/0x80 <4>[ 33.043386] kfence_guarded_free+0x231/0x2f0 <4>[ 33.043390] ? do_sys_openat2+0x7d/0x150 <4>[ 33.043394] kmem_cache_free+0x318/0x360 <4>[ 33.043401] do_sys_openat2+0x7d/0x150 <4>[ 33.043407] __x64_sys_openat+0x4f/0x90 <4>[ 33.043411] do_syscall_64+0x33/0x80 <4>[ 33.043416] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 33.043420] RIP: 0033:0x7f20db7efcdd <4>[ 33.043423] Code: 48 89 54 24 e0 41 83 e2 40 75 32 89 f0 25 00 00 41 00 3d 00 00 41 00 74 24 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 33 f3 c3 66 0f 1f 84 00 00 00 00 00 48 8d 44 <4>[ 33.043426] RSP: 002b:00007fffaeec61b8 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 <4>[ 33.043431] RAX: ffffffffffffffda RBX: 00007fffaeec62b0 RCX: 00007f20db7efcdd <4>[ 33.043433] RDX: 0000000000080000 RSI: 0000556e12a82d80 RDI: 00000000ffffff9c <4>[ 33.043436] RBP: 00007fffaeec6220 R08: 0000000090000002 R09: 00007fffaeec629f <4>[ 33.043438] R10: 0000000000000000 R11: 0000000000000287 R12: 0000556e12a7c840 <4>[ 33.043440] R13: 0000000090000002 R14: 00007f20db9fb060 R15: 0000000090000002 <3>[ 33.118551] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 33.119508] caller is invalidate_user_asid+0x13/0x50 <4>[ 33.119519] CPU: 0 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 33.119525] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 33.119529] Call Trace: <4>[ 33.119536] dump_stack+0x7f/0xad <4>[ 33.119545] check_preemption_disabled+0xc8/0xd0 <4>[ 33.119556] invalidate_user_asid+0x13/0x50 <4>[ 33.119564] flush_tlb_one_kernel+0x5/0x20 <4>[ 33.119570] kfence_protect+0x56/0x80 <4>[ 33.119577] kfence_guarded_free+0x231/0x2f0 <4>[ 33.119582] ? jbd2_journal_stop+0x15f/0x380 <4>[ 33.119587] kmem_cache_free+0x318/0x360 <4>[ 33.119596] jbd2_journal_stop+0x15f/0x380 <4>[ 33.119605] __ext4_journal_stop+0x32/0xa0 <4>[ 33.119610] __mark_inode_dirty+0x15d/0x570 <4>[ 33.119619] generic_update_time+0x64/0xc0 <4>[ 33.119624] file_update_time+0x11b/0x130 <4>[ 33.119633] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 33.119637] ? find_held_lock+0x2b/0x80 <4>[ 33.119648] do_page_mkwrite+0x4a/0x130 <4>[ 33.119654] do_wp_page+0x27d/0x480 <4>[ 33.119659] __handle_mm_fault+0xc55/0x1500 <4>[ 33.119676] handle_mm_fault+0x9d/0x270 <4>[ 33.119682] do_user_addr_fault+0x1e6/0x680 <4>[ 33.119690] exc_page_fault+0x67/0x230 <4>[ 33.119695] ? asm_exc_page_fault+0x8/0x30 <4>[ 33.119701] asm_exc_page_fault+0x1e/0x30 <4>[ 33.119705] RIP: 0033:0x7f2c5e062cd5 <4>[ 33.119709] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 33.119712] RSP: 002b:00007ffe674d4880 EFLAGS: 00010283 <4>[ 33.119717] RAX: 000000000448ea50 RBX: 000000000000039b RCX: 00007f2c5e0b0ed4 <4>[ 33.119720] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c53ff63a0 <4>[ 33.119723] RBP: 0000000003f183a0 R08: 0000000000025068 R09: 0000000003f183a0 <4>[ 33.119725] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 33.119727] R13: 00007ffe674d48a8 R14: 00007ffe674d4940 R15: 00007f2c53ff63a0 <3>[ 33.334631] BUG: using smp_processor_id() in preemptible [00000000] code: networkd-dispat/472 <4>[ 33.335664] caller is invalidate_user_asid+0x13/0x50 <4>[ 33.335676] CPU: 2 PID: 472 Comm: networkd-dispat Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 33.335681] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 33.335683] Call Trace: <4>[ 33.335687] dump_stack+0x7f/0xad <4>[ 33.335693] check_preemption_disabled+0xc8/0xd0 <4>[ 33.335699] invalidate_user_asid+0x13/0x50 <4>[ 33.335704] flush_tlb_one_kernel+0x5/0x20 <4>[ 33.335707] kfence_protect+0x56/0x80 <4>[ 33.335713] kfence_guarded_free+0x231/0x2f0 <4>[ 33.335717] ? filename_lookup+0xfa/0x170 <4>[ 33.335723] kmem_cache_free+0x318/0x360 <4>[ 33.335731] filename_lookup+0xfa/0x170 <4>[ 33.335743] ? strncpy_from_user+0x1e/0x180 <4>[ 33.335753] vfs_statx+0x6d/0x110 <4>[ 33.335760] __do_sys_newstat+0x39/0x70 <4>[ 33.335768] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 33.335771] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 33.335777] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 33.335780] do_syscall_64+0x33/0x80 <4>[ 33.335784] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 33.335789] RIP: 0033:0x7f0adbef6775 <4>[ 33.335792] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 33.335796] RSP: 002b:00007ffd50588358 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 33.335801] RAX: ffffffffffffffda RBX: 00007ffd505883d0 RCX: 00007f0adbef6775 <4>[ 33.335803] RDX: 00007ffd505883d0 RSI: 00007ffd505883d0 RDI: 00007f0ada2780f0 <4>[ 33.335805] RBP: 000000000130e180 R08: 0000000000000001 R09: 0000000000713927 <4>[ 33.335808] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd50588500 <4>[ 33.335810] R13: 0000000000000001 R14: 00000000ffffff9c R15: 0000000000000008 <3>[ 33.442556] BUG: using smp_processor_id() in preemptible [00000000] code: networkd-dispat/472 <4>[ 33.443536] caller is invalidate_user_asid+0x13/0x50 <4>[ 33.443546] CPU: 2 PID: 472 Comm: networkd-dispat Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 33.443551] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 33.443554] Call Trace: <4>[ 33.443558] dump_stack+0x7f/0xad <4>[ 33.443564] check_preemption_disabled+0xc8/0xd0 <4>[ 33.443570] invalidate_user_asid+0x13/0x50 <4>[ 33.443575] flush_tlb_one_kernel+0x5/0x20 <4>[ 33.443578] kfence_protect+0x56/0x80 <4>[ 33.443584] kfence_guarded_free+0x231/0x2f0 <4>[ 33.443588] ? filename_lookup+0xfa/0x170 <4>[ 33.443594] kmem_cache_free+0x318/0x360 <4>[ 33.443602] filename_lookup+0xfa/0x170 <4>[ 33.443614] ? strncpy_from_user+0x1e/0x180 <4>[ 33.443631] vfs_statx+0x6d/0x110 <4>[ 33.443638] __do_sys_newstat+0x39/0x70 <4>[ 33.443646] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 33.443649] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 33.443654] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 33.443657] do_syscall_64+0x33/0x80 <4>[ 33.443661] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 33.443666] RIP: 0033:0x7f0adbef6775 <4>[ 33.443669] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 33.443672] RSP: 002b:00007ffd505868b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 33.443677] RAX: ffffffffffffffda RBX: 00007ffd50586930 RCX: 00007f0adbef6775 <4>[ 33.443679] RDX: 00007ffd50586930 RSI: 00007ffd50586930 RDI: 00007f0ada27dce0 <4>[ 33.443681] RBP: 000000000130e180 R08: 0000000000000001 R09: 0000000000713927 <4>[ 33.443683] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd50586a00 <4>[ 33.443685] R13: 0000000000000001 R14: 00000000ffffff9c R15: 0000000000000008 <4>[ 37.124322] check_preemption_disabled: 13 callbacks suppressed <3>[ 37.124338] BUG: using smp_processor_id() in preemptible [00000000] code: NetworkManager/603 <4>[ 37.125417] caller is invalidate_user_asid+0x13/0x50 <4>[ 37.125428] CPU: 0 PID: 603 Comm: NetworkManager Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 37.125432] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 37.125436] Call Trace: <4>[ 37.125440] dump_stack+0x7f/0xad <4>[ 37.125449] check_preemption_disabled+0xc8/0xd0 <4>[ 37.125458] invalidate_user_asid+0x13/0x50 <4>[ 37.125465] flush_tlb_one_kernel+0x5/0x20 <4>[ 37.125470] kfence_protect+0x56/0x80 <4>[ 37.125480] kfence_guarded_free+0x231/0x2f0 <4>[ 37.125487] ? do_sys_openat2+0x7d/0x150 <4>[ 37.125497] kmem_cache_free+0x318/0x360 <4>[ 37.125511] do_sys_openat2+0x7d/0x150 <4>[ 37.125522] __x64_sys_openat+0x4f/0x90 <4>[ 37.125530] do_syscall_64+0x33/0x80 <4>[ 37.125538] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 37.125545] RIP: 0033:0x7f7dad124db1 <4>[ 37.125551] Code: 41 83 e2 40 48 89 54 24 30 75 3e 89 f0 25 00 00 41 00 3d 00 00 41 00 74 30 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 3f 48 8b 4c 24 18 64 48 33 0c 25 28 00 00 00 <4>[ 37.125556] RSP: 002b:00007ffc897c60a0 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 <4>[ 37.125564] RAX: ffffffffffffffda RBX: 000055f47aa29640 RCX: 00007f7dad124db1 <4>[ 37.125569] RDX: 0000000000090800 RSI: 000055f47aa220c0 RDI: 00000000ffffff9c <4>[ 37.125573] RBP: 000055f47aa220c0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 37.125578] R10: 0000000000000000 R11: 0000000000000287 R12: 000055f47aa07500 <4>[ 37.125584] R13: 0000000000000000 R14: 000055f47a3dd079 R15: 0000000000000000 <3>[ 37.177219] BUG: using smp_processor_id() in preemptible [00000000] code: NetworkManager/603 <4>[ 37.178647] caller is invalidate_user_asid+0x13/0x50 <4>[ 37.178659] CPU: 1 PID: 603 Comm: NetworkManager Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 37.178664] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 37.178669] Call Trace: <4>[ 37.178674] dump_stack+0x7f/0xad <4>[ 37.178684] check_preemption_disabled+0xc8/0xd0 <4>[ 37.178694] invalidate_user_asid+0x13/0x50 <4>[ 37.178699] flush_tlb_one_kernel+0x5/0x20 <4>[ 37.178703] kfence_protect+0x56/0x80 <4>[ 37.178709] kfence_guarded_free+0x231/0x2f0 <4>[ 37.178713] ? do_sys_openat2+0x7d/0x150 <4>[ 37.178718] kmem_cache_free+0x318/0x360 <4>[ 37.178733] do_sys_openat2+0x7d/0x150 <4>[ 37.178738] __x64_sys_openat+0x4f/0x90 <4>[ 37.178742] do_syscall_64+0x33/0x80 <4>[ 37.178747] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 37.178752] RIP: 0033:0x7f7dad417d2b <4>[ 37.178755] Code: 4e 89 f0 25 00 00 41 00 3d 00 00 41 00 74 40 8b 05 ea c6 20 00 85 c0 75 61 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 99 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 37.178759] RSP: 002b:00007ffc897c60e0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 37.178763] RAX: ffffffffffffffda RBX: 000055f47aa1bc50 RCX: 00007f7dad417d2b <4>[ 37.178766] RDX: 0000000000000000 RSI: 000055f47aa25a30 RDI: 00000000ffffff9c <4>[ 37.178768] RBP: 00007ffc897c6490 R08: 000000000000ffff R09: 0000000000000003 <4>[ 37.178770] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc897c6490 <4>[ 37.178772] R13: 0000000000000000 R14: 000055f47aa25a30 R15: 000055f47aa1bc00 <3>[ 37.289077] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 37.290630] caller is invalidate_user_asid+0x13/0x50 <4>[ 37.290642] CPU: 0 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 37.290649] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 37.290654] Call Trace: <4>[ 37.290660] dump_stack+0x7f/0xad <4>[ 37.290671] check_preemption_disabled+0xc8/0xd0 <4>[ 37.290683] invalidate_user_asid+0x13/0x50 <4>[ 37.290699] flush_tlb_one_kernel+0x5/0x20 <4>[ 37.290706] kfence_protect+0x56/0x80 <4>[ 37.290715] kfence_guarded_free+0x231/0x2f0 <4>[ 37.290723] ? jbd2_journal_stop+0x15f/0x380 <4>[ 37.290733] kmem_cache_free+0x318/0x360 <4>[ 37.290750] jbd2_journal_stop+0x15f/0x380 <4>[ 37.290767] __ext4_journal_stop+0x32/0xa0 <4>[ 37.290777] __mark_inode_dirty+0x15d/0x570 <4>[ 37.290792] generic_update_time+0x64/0xc0 <4>[ 37.290800] file_update_time+0x11b/0x130 <4>[ 37.290815] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 37.290837] do_page_mkwrite+0x4a/0x130 <4>[ 37.290848] __handle_mm_fault+0xdf0/0x1500 <4>[ 37.290881] handle_mm_fault+0x9d/0x270 <4>[ 37.290892] do_user_addr_fault+0x1e6/0x680 <4>[ 37.290908] exc_page_fault+0x67/0x230 <4>[ 37.290916] ? asm_exc_page_fault+0x8/0x30 <4>[ 37.290925] asm_exc_page_fault+0x1e/0x30 <4>[ 37.290931] RIP: 0033:0x7f2c5e062cd5 <4>[ 37.290937] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 37.290943] RSP: 002b:00007ffe674d4810 EFLAGS: 00010297 <4>[ 37.290951] RAX: 00000000044a5a80 RBX: 000000000000166b RCX: 00007f2c5e0b0ed4 <4>[ 37.290956] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c5814fc28 <4>[ 37.290961] RBP: 0000000001b92c28 R08: 000000000000c588 R09: 0000000001b92c28 <4>[ 37.290966] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 37.290970] R13: 00007ffe674d4838 R14: 00007ffe674d48d0 R15: 00007f2c5814fc28 <3>[ 37.400590] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 37.402131] caller is invalidate_user_asid+0x13/0x50 <4>[ 37.402140] CPU: 0 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 37.402145] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 37.402147] Call Trace: <4>[ 37.402152] dump_stack+0x7f/0xad <4>[ 37.402159] check_preemption_disabled+0xc8/0xd0 <4>[ 37.402166] invalidate_user_asid+0x13/0x50 <4>[ 37.402171] flush_tlb_one_kernel+0x5/0x20 <4>[ 37.402175] kfence_protect+0x56/0x80 <4>[ 37.402181] kfence_guarded_free+0x231/0x2f0 <4>[ 37.402186] ? jbd2_journal_stop+0x15f/0x380 <4>[ 37.402192] kmem_cache_free+0x318/0x360 <4>[ 37.402201] jbd2_journal_stop+0x15f/0x380 <4>[ 37.402211] __ext4_journal_stop+0x32/0xa0 <4>[ 37.402217] __mark_inode_dirty+0x15d/0x570 <4>[ 37.402226] generic_update_time+0x64/0xc0 <4>[ 37.402232] file_update_time+0x11b/0x130 <4>[ 37.402241] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 37.402246] ? find_held_lock+0x2b/0x80 <4>[ 37.402257] do_page_mkwrite+0x4a/0x130 <4>[ 37.402264] do_wp_page+0x27d/0x480 <4>[ 37.402269] __handle_mm_fault+0xc55/0x1500 <4>[ 37.402288] handle_mm_fault+0x9d/0x270 <4>[ 37.402294] do_user_addr_fault+0x1e6/0x680 <4>[ 37.402303] exc_page_fault+0x67/0x230 <4>[ 37.402308] ? asm_exc_page_fault+0x8/0x30 <4>[ 37.402314] asm_exc_page_fault+0x1e/0x30 <4>[ 37.402319] RIP: 0033:0x7f2c5dfe43a0 <4>[ 37.402322] Code: 00 4c 89 e7 44 89 54 24 2c 4c 89 44 24 10 e8 b7 c6 ff ff 85 c0 0f 88 5f ff ff ff 48 8b 44 24 48 44 8b 54 24 2c 4c 8b 44 24 10 <4c> 89 70 18 e9 98 fd ff ff ba 02 00 00 00 41 be 02 00 00 00 eb 83 <4>[ 37.402326] RSP: 002b:00007ffe674d4880 EFLAGS: 00010246 <4>[ 37.402331] RAX: 00007f2c555d98e8 RBX: 00005597cdfa230e RCX: 00007f2c5e0b0ed4 <4>[ 37.402334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffe674d4828 <4>[ 37.402337] RBP: 000000000000001c R08: 00000000000fb9f0 R09: 0000000001da48e8 <4>[ 37.402339] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 37.402342] R13: 00007ffe674d48b8 R14: 00000000044a61f0 R15: 00007ffe674d4b48 <3>[ 37.717495] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 <4>[ 37.718939] caller is invalidate_user_asid+0x13/0x50 <4>[ 37.718948] CPU: 1 PID: 1 Comm: systemd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 37.718954] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 37.718958] Call Trace: <4>[ 37.718963] dump_stack+0x7f/0xad <4>[ 37.718986] check_preemption_disabled+0xc8/0xd0 <4>[ 37.718996] invalidate_user_asid+0x13/0x50 <4>[ 37.719003] flush_tlb_one_kernel+0x5/0x20 <4>[ 37.719008] kfence_protect+0x56/0x80 <4>[ 37.719023] kfence_guarded_free+0x231/0x2f0 <4>[ 37.719029] ? do_sys_openat2+0x7d/0x150 <4>[ 37.719036] kmem_cache_free+0x318/0x360 <4>[ 37.719048] do_sys_openat2+0x7d/0x150 <4>[ 37.719058] __x64_sys_openat+0x4f/0x90 <4>[ 37.719065] do_syscall_64+0x33/0x80 <4>[ 37.719071] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 37.719078] RIP: 0033:0x7fb4d48fceb3 <4>[ 37.719082] Code: 4c 24 58 75 52 89 d0 45 31 d2 25 00 00 41 00 3d 00 00 41 00 74 41 48 8d 05 52 0a 2e 00 8b 00 85 c0 75 65 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 a9 00 00 00 48 8b 4c 24 38 64 48 33 0c 25 <4>[ 37.719086] RSP: 002b:00007ffe6743a5c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 37.719093] RAX: ffffffffffffffda RBX: 000055c42eae2270 RCX: 00007fb4d48fceb3 <4>[ 37.719097] RDX: 00000000002a0000 RSI: 000055c42eae2271 RDI: 0000000000000038 <4>[ 37.719101] RBP: 00007ffe6743a7f0 R08: 000000000000000f R09: 00007ffe6743a928 <4>[ 37.719104] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c42ea5bb14 <4>[ 37.719108] R13: 00007fb4d450e585 R14: 0000000000000000 R15: 0000000000000001 <3>[ 37.942188] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 37.943121] caller is invalidate_user_asid+0x13/0x50 <4>[ 37.943133] CPU: 0 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 37.943139] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 37.943144] Call Trace: <4>[ 37.943150] dump_stack+0x7f/0xad <4>[ 37.943161] check_preemption_disabled+0xc8/0xd0 <4>[ 37.943173] invalidate_user_asid+0x13/0x50 <4>[ 37.943178] flush_tlb_one_kernel+0x5/0x20 <4>[ 37.943182] kfence_protect+0x56/0x80 <4>[ 37.943188] kfence_guarded_free+0x231/0x2f0 <4>[ 37.943193] ? jbd2_journal_stop+0x15f/0x380 <4>[ 37.943199] kmem_cache_free+0x318/0x360 <4>[ 37.943207] jbd2_journal_stop+0x15f/0x380 <4>[ 37.943216] __ext4_journal_stop+0x32/0xa0 <4>[ 37.943222] __mark_inode_dirty+0x15d/0x570 <4>[ 37.943230] generic_update_time+0x64/0xc0 <4>[ 37.943236] file_update_time+0x11b/0x130 <4>[ 37.943244] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 37.943249] ? find_held_lock+0x2b/0x80 <4>[ 37.943259] do_page_mkwrite+0x4a/0x130 <4>[ 37.943265] do_wp_page+0x27d/0x480 <4>[ 37.943271] __handle_mm_fault+0xc55/0x1500 <4>[ 37.943288] handle_mm_fault+0x9d/0x270 <4>[ 37.943294] do_user_addr_fault+0x1e6/0x680 <4>[ 37.943302] exc_page_fault+0x67/0x230 <4>[ 37.943307] ? asm_exc_page_fault+0x8/0x30 <4>[ 37.943312] asm_exc_page_fault+0x1e/0x30 <4>[ 37.943317] RIP: 0033:0x7f2c5e062cd5 <4>[ 37.943320] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 37.943324] RSP: 002b:00007ffe674d48c0 EFLAGS: 00010283 <4>[ 37.943329] RAX: 00000000044a98a8 RBX: 000000000000002a RCX: 00007f2c5e0b0ed4 <4>[ 37.943332] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c569fab30 <4>[ 37.943334] RBP: 00000000030e0b30 R08: 0000000000000768 R09: 00000000030e0b30 <4>[ 37.943337] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 37.943339] R13: 00007ffe674d48e8 R14: 00007ffe674d4980 R15: 00007f2c569fab30 <3>[ 38.388962] BUG: using smp_processor_id() in preemptible [00000000] code: 01-ifupdown/681 <4>[ 38.389882] caller is invalidate_user_asid+0x13/0x50 <4>[ 38.389892] CPU: 1 PID: 681 Comm: 01-ifupdown Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 38.389898] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 38.389903] Call Trace: <4>[ 38.389906] dump_stack+0x7f/0xad <4>[ 38.389912] check_preemption_disabled+0xc8/0xd0 <4>[ 38.389918] invalidate_user_asid+0x13/0x50 <4>[ 38.389922] flush_tlb_one_kernel+0x5/0x20 <4>[ 38.389925] kfence_protect+0x56/0x80 <4>[ 38.389930] kfence_guarded_free+0x231/0x2f0 <4>[ 38.389934] ? free_bprm+0x81/0xa0 <4>[ 38.389939] kfree+0x335/0x370 <4>[ 38.389942] ? bprm_execve+0x72e/0x850 <4>[ 38.389948] free_bprm+0x81/0xa0 <4>[ 38.389951] do_execveat_common+0x16a/0x1d0 <4>[ 38.389958] __x64_sys_execve+0x34/0x50 <4>[ 38.389963] do_syscall_64+0x33/0x80 <4>[ 38.389967] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 38.389972] RIP: 0033:0x7f9903cc0090 <4>[ 38.389977] Code: Unable to access opcode bytes at RIP 0x7f9903cc0066. <4>[ 38.389979] RSP: 002b:00007fff79674b60 EFLAGS: 00000200 ORIG_RAX: 000000000000003b <4>[ 38.389984] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000000000 <4>[ 38.389986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 <4>[ 38.389988] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 <4>[ 38.389990] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 38.389992] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 <3>[ 38.597798] BUG: using smp_processor_id() in preemptible [00000000] code: NetworkManager/603 <4>[ 38.600189] caller is invalidate_user_asid+0x13/0x50 <4>[ 38.600201] CPU: 1 PID: 603 Comm: NetworkManager Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 38.600207] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 38.600211] Call Trace: <4>[ 38.600217] dump_stack+0x7f/0xad <4>[ 38.600227] check_preemption_disabled+0xc8/0xd0 <4>[ 38.600237] invalidate_user_asid+0x13/0x50 <4>[ 38.600245] flush_tlb_one_kernel+0x5/0x20 <4>[ 38.600251] kfence_protect+0x56/0x80 <4>[ 38.600259] kfence_guarded_free+0x231/0x2f0 <4>[ 38.600271] ? ___sys_sendmsg+0x7c/0xb0 <4>[ 38.600291] kfree+0x335/0x370 <4>[ 38.600315] ___sys_sendmsg+0x7c/0xb0 <4>[ 38.600347] ? find_held_lock+0x2b/0x80 <4>[ 38.600380] ? __fget_files+0xe1/0x190 <4>[ 38.600405] __sys_sendmsg+0x54/0xa0 <4>[ 38.600428] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 38.600447] do_syscall_64+0x33/0x80 <4>[ 38.600462] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 38.600477] RIP: 0033:0x7f7dad418607 <4>[ 38.600487] Code: 44 00 00 41 54 55 41 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 0b ea ff ff 44 89 e2 41 89 c0 48 89 ee 89 df b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 48 89 44 24 08 e8 44 ea ff ff 48 <4>[ 38.600497] RSP: 002b:00007ffc897c57d0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e <4>[ 38.600514] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f7dad418607 <4>[ 38.600522] RDX: 0000000000004000 RSI: 00007ffc897c5c50 RDI: 0000000000000005 <4>[ 38.600530] RBP: 00007ffc897c5c50 R08: 0000000000000000 R09: 00007ffc897c6070 <4>[ 38.600536] R10: 00007f7dae3731c0 R11: 0000000000000293 R12: 0000000000004000 <4>[ 38.600544] R13: 0000000000000140 R14: 00007ffc897c6140 R15: 0000000000000005 <3>[ 38.718924] BUG: using smp_processor_id() in preemptible [00000000] code: sshd/671 <4>[ 38.719847] caller is invalidate_user_asid+0x13/0x50 <4>[ 38.719857] CPU: 0 PID: 671 Comm: sshd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 38.719863] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 38.719867] Call Trace: <4>[ 38.719873] dump_stack+0x7f/0xad <4>[ 38.719882] check_preemption_disabled+0xc8/0xd0 <4>[ 38.719891] invalidate_user_asid+0x13/0x50 <4>[ 38.719896] flush_tlb_one_kernel+0x5/0x20 <4>[ 38.719899] kfence_protect+0x56/0x80 <4>[ 38.719912] kfence_guarded_free+0x231/0x2f0 <4>[ 38.719916] ? do_sys_openat2+0x7d/0x150 <4>[ 38.719921] kmem_cache_free+0x318/0x360 <4>[ 38.719928] do_sys_openat2+0x7d/0x150 <4>[ 38.719933] __x64_sys_openat+0x4f/0x90 <4>[ 38.719938] do_syscall_64+0x33/0x80 <4>[ 38.719942] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 38.719947] RIP: 0033:0x7f6d3412fc8e <4>[ 38.719950] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 38.719954] RSP: 002b:00007ffe1605ffa0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 38.719958] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6d3412fc8e <4>[ 38.719961] RDX: 0000000000000000 RSI: 000055845dc7beba RDI: 00000000ffffff9c <4>[ 38.719963] RBP: 000055845dc7beba R08: 000055845e4f89c0 R09: 000000000000006b <4>[ 38.719965] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe16060050 <4>[ 38.719967] R13: 0000000000000000 R14: 000055845dc81f1e R15: 0000000000000002 <3>[ 38.837528] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/1 <4>[ 38.838594] caller is invalidate_user_asid+0x13/0x50 <4>[ 38.838602] CPU: 3 PID: 1 Comm: systemd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 38.838606] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 38.838609] Call Trace: <4>[ 38.838612] dump_stack+0x7f/0xad <4>[ 38.838619] check_preemption_disabled+0xc8/0xd0 <4>[ 38.838625] invalidate_user_asid+0x13/0x50 <4>[ 38.838629] flush_tlb_one_kernel+0x5/0x20 <4>[ 38.838633] kfence_protect+0x56/0x80 <4>[ 38.838639] kfence_guarded_free+0x231/0x2f0 <4>[ 38.838643] ? inotify_read+0x35c/0x3f0 <4>[ 38.838649] kfree+0x335/0x370 <4>[ 38.838657] inotify_read+0x35c/0x3f0 <4>[ 38.838664] ? __init_waitqueue_head+0x60/0x60 <4>[ 38.838675] vfs_read+0xa6/0x1b0 <4>[ 38.838681] ksys_read+0x63/0xe0 <4>[ 38.838687] do_syscall_64+0x33/0x80 <4>[ 38.838692] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 38.838697] RIP: 0033:0x7fb4d48fd081 <4>[ 38.838700] Code: fe ff ff 48 8d 3d 67 9c 0a 00 48 83 ec 08 e8 a6 4c 02 00 66 0f 1f 44 00 00 48 8d 05 81 08 2e 00 8b 00 85 c0 75 13 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 57 f3 c3 0f 1f 44 00 00 41 54 55 49 89 d4 53 <4>[ 38.838704] RSP: 002b:00007ffe6743b1e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 <4>[ 38.838709] RAX: ffffffffffffffda RBX: 000055c42ea0e450 RCX: 00007fb4d48fd081 <4>[ 38.838711] RDX: 0000000000000110 RSI: 00007ffe6743b1f0 RDI: 0000000000000006 <4>[ 38.838714] RBP: 00007ffe6743b350 R08: 000055c42ea0e8b8 R09: 000055c42eae5388 <4>[ 38.838716] R10: 000055c42eae5350 R11: 0000000000000246 R12: 00007ffe6743b1f0 <4>[ 38.838718] R13: 000055c42ea108a0 R14: 0000000000000006 R15: 000055c42d128390 <7>[ 39.126673] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] reserved 8454144 bytes of contiguous stolen space for FBC, threshold: 1 <7>[ 39.126842] i915 0000:00:02.0: [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A <7>[ 39.127346] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A <6>[ 42.551673] e1000e 0000:00:19.0 eth0: NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx <6>[ 42.552148] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <4>[ 42.557679] check_preemption_disabled: 4 callbacks suppressed <3>[ 42.557685] BUG: using smp_processor_id() in preemptible [00000000] code: NetworkManager/603 <4>[ 42.557815] caller is invalidate_user_asid+0x13/0x50 <4>[ 42.557827] CPU: 2 PID: 603 Comm: NetworkManager Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 42.557834] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 42.557837] Call Trace: <4>[ 42.557843] dump_stack+0x7f/0xad <4>[ 42.557853] check_preemption_disabled+0xc8/0xd0 <4>[ 42.557864] invalidate_user_asid+0x13/0x50 <4>[ 42.557871] flush_tlb_one_kernel+0x5/0x20 <4>[ 42.557878] kfence_protect+0x56/0x80 <4>[ 42.557887] kfence_guarded_free+0x231/0x2f0 <4>[ 42.557894] ? ___sys_sendmsg+0x7c/0xb0 <4>[ 42.557903] kfree+0x335/0x370 <4>[ 42.557916] ___sys_sendmsg+0x7c/0xb0 <4>[ 42.557932] ? find_held_lock+0x2b/0x80 <4>[ 42.557950] ? __fget_files+0xe1/0x190 <4>[ 42.557964] __sys_sendmsg+0x54/0xa0 <4>[ 42.557976] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 42.557987] do_syscall_64+0x33/0x80 <4>[ 42.557995] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 42.558003] RIP: 0033:0x7f7dad418607 <4>[ 42.558009] Code: 44 00 00 41 54 55 41 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 0b ea ff ff 44 89 e2 41 89 c0 48 89 ee 89 df b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 48 89 44 24 08 e8 44 ea ff ff 48 <4>[ 42.558014] RSP: 002b:00007ffc897c57a0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e <4>[ 42.558023] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f7dad418607 <4>[ 42.558027] RDX: 0000000000004000 RSI: 00007ffc897c5c20 RDI: 0000000000000005 <4>[ 42.558031] RBP: 00007ffc897c5c20 R08: 0000000000000000 R09: 00007ffc897c6040 <4>[ 42.558035] R10: 00007f7dae3731c0 R11: 0000000000000293 R12: 0000000000004000 <4>[ 42.558039] R13: 0000000000000140 R14: 00007ffc897c6110 R15: 0000000000000005 <3>[ 42.647017] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:5/133 <4>[ 42.647665] caller is invalidate_user_asid+0x13/0x50 <4>[ 42.647682] CPU: 1 PID: 133 Comm: kworker/u16:5 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 42.647692] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 42.647700] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work <4>[ 42.647718] Call Trace: <4>[ 42.647728] dump_stack+0x7f/0xad <4>[ 42.647740] check_preemption_disabled+0xc8/0xd0 <4>[ 42.647750] invalidate_user_asid+0x13/0x50 <4>[ 42.647757] flush_tlb_one_kernel+0x5/0x20 <4>[ 42.647763] kfence_protect+0x56/0x80 <4>[ 42.647772] kfence_guarded_free+0x231/0x2f0 <4>[ 42.647779] ? ext4_release_io_end+0x4e/0xf0 <4>[ 42.647788] kmem_cache_free+0x318/0x360 <4>[ 42.647801] ext4_release_io_end+0x4e/0xf0 <4>[ 42.647812] ext4_end_io_rsv_work+0x9b/0x190 <4>[ 42.647824] process_one_work+0x267/0x5a0 <4>[ 42.647843] worker_thread+0x50/0x3c0 <4>[ 42.647853] ? process_one_work+0x5a0/0x5a0 <4>[ 42.647859] kthread+0x14b/0x170 <4>[ 42.647866] ? __kthread_bind_mask+0x60/0x60 <4>[ 42.647875] ret_from_fork+0x22/0x30 <3>[ 43.265633] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:5/133 <4>[ 43.265785] caller is invalidate_user_asid+0x13/0x50 <4>[ 43.265798] CPU: 1 PID: 133 Comm: kworker/u16:5 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 43.265805] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 43.265810] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work <4>[ 43.265821] Call Trace: <4>[ 43.265828] dump_stack+0x7f/0xad <4>[ 43.265837] check_preemption_disabled+0xc8/0xd0 <4>[ 43.265848] invalidate_user_asid+0x13/0x50 <4>[ 43.265856] flush_tlb_one_kernel+0x5/0x20 <4>[ 43.265863] kfence_protect+0x56/0x80 <4>[ 43.265873] kfence_guarded_free+0x231/0x2f0 <4>[ 43.265881] ? ext4_release_io_end+0x4e/0xf0 <4>[ 43.265890] kmem_cache_free+0x318/0x360 <4>[ 43.265906] ext4_release_io_end+0x4e/0xf0 <4>[ 43.265918] ext4_end_io_rsv_work+0x9b/0x190 <4>[ 43.265932] process_one_work+0x267/0x5a0 <4>[ 43.265953] worker_thread+0x50/0x3c0 <4>[ 43.265965] ? process_one_work+0x5a0/0x5a0 <4>[ 43.265972] kthread+0x14b/0x170 <4>[ 43.265979] ? __kthread_bind_mask+0x60/0x60 <4>[ 43.265989] ret_from_fork+0x22/0x30 <3>[ 43.391749] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 43.391839] caller is invalidate_user_asid+0x13/0x50 <4>[ 43.391848] CPU: 2 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 43.391852] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 43.391854] Call Trace: <4>[ 43.391858] dump_stack+0x7f/0xad <4>[ 43.391865] check_preemption_disabled+0xc8/0xd0 <4>[ 43.391872] invalidate_user_asid+0x13/0x50 <4>[ 43.391876] flush_tlb_one_kernel+0x5/0x20 <4>[ 43.391880] kfence_protect+0x56/0x80 <4>[ 43.391886] kfence_guarded_free+0x231/0x2f0 <4>[ 43.391891] ? jbd2_journal_stop+0x15f/0x380 <4>[ 43.391896] kmem_cache_free+0x318/0x360 <4>[ 43.391905] jbd2_journal_stop+0x15f/0x380 <4>[ 43.391914] __ext4_journal_stop+0x32/0xa0 <4>[ 43.391919] __mark_inode_dirty+0x15d/0x570 <4>[ 43.391928] generic_update_time+0x64/0xc0 <4>[ 43.391934] file_update_time+0x11b/0x130 <4>[ 43.391942] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 43.391947] ? find_held_lock+0x2b/0x80 <4>[ 43.391958] do_page_mkwrite+0x4a/0x130 <4>[ 43.391964] do_wp_page+0x27d/0x480 <4>[ 43.391969] __handle_mm_fault+0xc55/0x1500 <4>[ 43.391986] handle_mm_fault+0x9d/0x270 <4>[ 43.391992] do_user_addr_fault+0x1e6/0x680 <4>[ 43.392000] exc_page_fault+0x67/0x230 <4>[ 43.392006] ? asm_exc_page_fault+0x8/0x30 <4>[ 43.392011] asm_exc_page_fault+0x1e/0x30 <4>[ 43.392015] RIP: 0033:0x7f2c5dfe167a <4>[ 43.392019] Code: 48 83 ec 08 31 d2 49 89 d8 6a 00 48 8b 4c 24 18 89 ee 4c 89 f7 4c 8d 4c 24 30 e8 d1 f0 ff ff 85 c0 5a 59 78 4b 48 8b 44 24 20 <48> c7 00 00 00 00 00 48 89 58 08 40 88 28 48 8b 5c 24 08 49 8b 96 <4>[ 43.392022] RSP: 002b:00007ffe674d4790 EFLAGS: 00010202 <4>[ 43.392027] RAX: 00007f2c5905c0b8 RBX: 000000000000006b RCX: 00007f2c5dfe1708 <4>[ 43.392030] RDX: 0000000000000000 RSI: 00007ffe674d47b0 RDI: 00005597cdf9d200 <4>[ 43.392032] RBP: 0000000000000001 R08: 0000000000000000 R09: 00000000044ba0b8 <4>[ 43.392035] R10: 0000000000000000 R11: 0000000000000000 R12: 00007ffe674d48c0 <4>[ 43.392037] R13: 00007ffe674d48b8 R14: 00005597cdfa0150 R15: 0000000002d5249b <3>[ 43.533318] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 43.533430] caller is invalidate_user_asid+0x13/0x50 <4>[ 43.533439] CPU: 2 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 43.533443] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 43.533446] Call Trace: <4>[ 43.533450] dump_stack+0x7f/0xad <4>[ 43.533461] check_preemption_disabled+0xc8/0xd0 <4>[ 43.533470] invalidate_user_asid+0x13/0x50 <4>[ 43.533475] flush_tlb_one_kernel+0x5/0x20 <4>[ 43.533479] kfence_protect+0x56/0x80 <4>[ 43.533485] kfence_guarded_free+0x231/0x2f0 <4>[ 43.533490] ? jbd2_journal_stop+0x15f/0x380 <4>[ 43.533496] kmem_cache_free+0x318/0x360 <4>[ 43.533505] jbd2_journal_stop+0x15f/0x380 <4>[ 43.533515] __ext4_journal_stop+0x32/0xa0 <4>[ 43.533521] __mark_inode_dirty+0x15d/0x570 <4>[ 43.533529] generic_update_time+0x64/0xc0 <4>[ 43.533535] file_update_time+0x11b/0x130 <4>[ 43.533544] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 43.533549] ? find_held_lock+0x2b/0x80 <4>[ 43.533560] do_page_mkwrite+0x4a/0x130 <4>[ 43.533567] do_wp_page+0x27d/0x480 <4>[ 43.533573] __handle_mm_fault+0xc55/0x1500 <4>[ 43.533590] handle_mm_fault+0x9d/0x270 <4>[ 43.533597] do_user_addr_fault+0x1e6/0x680 <4>[ 43.533606] exc_page_fault+0x67/0x230 <4>[ 43.533611] ? asm_exc_page_fault+0x8/0x30 <4>[ 43.533617] asm_exc_page_fault+0x1e/0x30 <4>[ 43.533621] RIP: 0033:0x7f2c5e062cd5 <4>[ 43.533625] Code: 08 48 83 80 e8 00 00 00 01 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 15 ff ff ff 66 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 <49> 89 44 df 18 48 8b 44 24 18 48 83 c0 01 49 89 06 31 c0 e9 ef fe <4>[ 43.533628] RSP: 002b:00007ffe674d4810 EFLAGS: 00010293 <4>[ 43.533634] RAX: 00000000044ba128 RBX: 0000000000000041 RCX: 00007f2c5e0b0ed4 <4>[ 43.533637] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007f2c54567cb8 <4>[ 43.533639] RBP: 0000000003884cb8 R08: 0000000000001608 R09: 0000000003884cb8 <4>[ 43.533642] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 43.533644] R13: 00007ffe674d4838 R14: 00007ffe674d48d0 R15: 00007f2c54567cb8 <3>[ 43.642209] BUG: using smp_processor_id() in preemptible [00000000] code: NetworkManager/603 <4>[ 43.642520] caller is invalidate_user_asid+0x13/0x50 <4>[ 43.642550] CPU: 0 PID: 603 Comm: NetworkManager Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 43.642572] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 43.642580] Call Trace: <4>[ 43.642590] dump_stack+0x7f/0xad <4>[ 43.642606] check_preemption_disabled+0xc8/0xd0 <4>[ 43.642624] invalidate_user_asid+0x13/0x50 <4>[ 43.642637] flush_tlb_one_kernel+0x5/0x20 <4>[ 43.642648] kfence_protect+0x56/0x80 <4>[ 43.642685] kfence_guarded_free+0x231/0x2f0 <4>[ 43.642709] ? do_renameat2+0x131/0x540 <4>[ 43.642726] kmem_cache_free+0x318/0x360 <4>[ 43.642751] do_renameat2+0x131/0x540 <4>[ 43.642804] __x64_sys_rename+0x3b/0x50 <4>[ 43.642815] do_syscall_64+0x33/0x80 <4>[ 43.642830] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 43.642845] RIP: 0033:0x7f7dad090d37 <4>[ 43.642856] Code: 75 12 48 89 df e8 89 60 09 00 85 c0 0f 95 c0 0f b6 c0 f7 d8 5b c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 52 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 09 f3 c3 0f 1f 80 00 00 00 00 48 8b 15 19 f1 <4>[ 43.642866] RSP: 002b:00007ffc897c5b68 EFLAGS: 00000207 ORIG_RAX: 0000000000000052 <4>[ 43.642883] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7dad090d37 <4>[ 43.642891] RDX: 000055f47a9dd010 RSI: 000055f47aa5f5f0 RDI: 000055f47aabffe0 <4>[ 43.642898] RBP: 00007ffc897c5c10 R08: 0000000000000000 R09: 000000000000002a <4>[ 43.642905] R10: 0000000000000918 R11: 0000000000000207 R12: 000055f47aa5f5f0 <4>[ 43.642913] R13: 000055f47aabffe0 R14: 00007f7dafc32d30 R15: 000055f47aae1340 <3>[ 43.749754] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 43.749848] caller is invalidate_user_asid+0x13/0x50 <4>[ 43.749856] CPU: 2 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 43.749859] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 43.749862] Call Trace: <4>[ 43.749866] dump_stack+0x7f/0xad <4>[ 43.749873] check_preemption_disabled+0xc8/0xd0 <4>[ 43.749880] invalidate_user_asid+0x13/0x50 <4>[ 43.749885] flush_tlb_one_kernel+0x5/0x20 <4>[ 43.749889] kfence_protect+0x56/0x80 <4>[ 43.749895] kfence_guarded_free+0x231/0x2f0 <4>[ 43.749900] ? jbd2_journal_stop+0x15f/0x380 <4>[ 43.749906] kmem_cache_free+0x318/0x360 <4>[ 43.749915] jbd2_journal_stop+0x15f/0x380 <4>[ 43.749925] __ext4_journal_stop+0x32/0xa0 <4>[ 43.749931] __mark_inode_dirty+0x15d/0x570 <4>[ 43.749939] generic_update_time+0x64/0xc0 <4>[ 43.749945] file_update_time+0x11b/0x130 <4>[ 43.749954] ext4_page_mkwrite+0xe7/0x7f0 <4>[ 43.749959] ? find_held_lock+0x2b/0x80 <4>[ 43.749970] do_page_mkwrite+0x4a/0x130 <4>[ 43.749976] do_wp_page+0x27d/0x480 <4>[ 43.749982] __handle_mm_fault+0xc55/0x1500 <4>[ 43.750000] handle_mm_fault+0x9d/0x270 <4>[ 43.750006] do_user_addr_fault+0x1e6/0x680 <4>[ 43.750015] exc_page_fault+0x67/0x230 <4>[ 43.750021] ? asm_exc_page_fault+0x8/0x30 <4>[ 43.750026] asm_exc_page_fault+0x1e/0x30 <4>[ 43.750030] RIP: 0033:0x7f2c5dfe43a0 <4>[ 43.750034] Code: 00 4c 89 e7 44 89 54 24 2c 4c 89 44 24 10 e8 b7 c6 ff ff 85 c0 0f 88 5f ff ff ff 48 8b 44 24 48 44 8b 54 24 2c 4c 8b 44 24 10 <4c> 89 70 18 e9 98 fd ff ff ba 02 00 00 00 41 be 02 00 00 00 eb 83 <4>[ 43.750038] RSP: 002b:00007ffe674d4870 EFLAGS: 00010246 <4>[ 43.750043] RAX: 00007f2c55d28cf8 RBX: 00007ffe674d4e40 RCX: 00007f2c5e0b0ed4 <4>[ 43.750046] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffe674d4818 <4>[ 43.750049] RBP: 000000000000002b R08: 0000000000088da0 R09: 0000000003370cf8 <4>[ 43.750051] R10: 0000000000000000 R11: 0000000000000000 R12: 00005597cdfa0150 <4>[ 43.750054] R13: 00007ffe674d48a8 R14: 00000000044bb028 R15: 00007ffe674d4b48 <3>[ 43.964927] BUG: using smp_processor_id() in preemptible [00000000] code: pool/698 <4>[ 43.965055] caller is invalidate_user_asid+0x13/0x50 <4>[ 43.965066] CPU: 1 PID: 698 Comm: pool Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 43.965072] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 43.965076] Call Trace: <4>[ 43.965082] dump_stack+0x7f/0xad <4>[ 43.965092] check_preemption_disabled+0xc8/0xd0 <4>[ 43.965103] invalidate_user_asid+0x13/0x50 <4>[ 43.965110] flush_tlb_one_kernel+0x5/0x20 <4>[ 43.965116] kfence_protect+0x56/0x80 <4>[ 43.965125] kfence_guarded_free+0x231/0x2f0 <4>[ 43.965132] ? eventfd_release+0x5e/0x80 <4>[ 43.965141] kfree+0x335/0x370 <4>[ 43.965154] eventfd_release+0x5e/0x80 <4>[ 43.965157] __fput+0xa3/0x250 <4>[ 43.965164] task_work_run+0x57/0xa0 <4>[ 43.965168] do_exit+0x3a2/0xc00 <4>[ 43.965173] ? find_held_lock+0x2b/0x80 <4>[ 43.965183] do_group_exit+0x34/0xb0 <4>[ 43.965191] get_signal+0x163/0xc90 <4>[ 43.965206] arch_do_signal_or_restart+0xea/0x830 <4>[ 43.965212] ? ktime_get+0x11f/0x140 <4>[ 43.965227] exit_to_user_mode_prepare+0xfd/0x180 <4>[ 43.965237] syscall_exit_to_user_mode+0x19/0x50 <4>[ 43.965243] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 43.965251] RIP: 0033:0x7ff999399839 <4>[ 43.965256] Code: Unable to access opcode bytes at RIP 0x7ff99939980f. <4>[ 43.965260] RSP: 002b:00007ff9968c9ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca <4>[ 43.965268] RAX: fffffffffffffdfc RBX: 0000000000000000 RCX: 00007ff999399839 <4>[ 43.965273] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000055c5850009c0 <4>[ 43.965277] RBP: 000055c5850009b8 R08: 000000000000002b R09: 000000000000002b <4>[ 43.965281] R10: 00007ff9968c9d00 R11: 0000000000000246 R12: 000055c5850009b0 <4>[ 43.965284] R13: 000055c5850009b0 R14: 000055c5850009b8 R15: 00007ff9970caa90 <3>[ 44.174339] BUG: using smp_processor_id() in preemptible [00000000] code: rm/728 <4>[ 44.174450] caller is invalidate_user_asid+0x13/0x50 <4>[ 44.174458] CPU: 2 PID: 728 Comm: rm Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 44.174462] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 44.174465] Call Trace: <4>[ 44.174468] dump_stack+0x7f/0xad <4>[ 44.174475] check_preemption_disabled+0xc8/0xd0 <4>[ 44.174482] invalidate_user_asid+0x13/0x50 <4>[ 44.174487] flush_tlb_one_kernel+0x5/0x20 <4>[ 44.174491] kfence_protect+0x56/0x80 <4>[ 44.174497] kfence_guarded_free+0x231/0x2f0 <4>[ 44.174501] ? load_elf_binary+0xc7a/0x1620 <4>[ 44.174509] kfree+0x335/0x370 <4>[ 44.174512] ? vm_brk_flags+0xe5/0x170 <4>[ 44.174522] load_elf_binary+0xc7a/0x1620 <4>[ 44.174539] bprm_execve+0x32b/0x850 <4>[ 44.174548] do_execveat_common+0x15f/0x1d0 <4>[ 44.174556] __x64_sys_execve+0x34/0x50 <4>[ 44.174562] do_syscall_64+0x33/0x80 <4>[ 44.174567] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 44.174573] RIP: 0033:0x7f8546842e37 <4>[ 44.174579] Code: Unable to access opcode bytes at RIP 0x7f8546842e0d. <4>[ 44.174581] RSP: 002b:00007ffdf81b63f8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b <4>[ 44.174587] RAX: ffffffffffffffda RBX: 000055784021fc48 RCX: 00007f8546842e37 <4>[ 44.174589] RDX: 000055784021fbc8 RSI: 000055784021fba8 RDI: 000055784021fc48 <4>[ 44.174592] RBP: 000055784021fba8 R08: 00007f8546d55540 R09: 0000000000000000 <4>[ 44.174594] R10: 00007f8546d55810 R11: 0000000000000246 R12: 0000557840015f59 <4>[ 44.174597] R13: 000055784021fbc8 R14: 00007ffdf81b6400 R15: 0000557841cc2635 <3>[ 44.283699] BUG: using smp_processor_id() in preemptible [00000000] code: flock/752 <4>[ 44.284087] caller is invalidate_user_asid+0x13/0x50 <4>[ 44.284095] CPU: 0 PID: 752 Comm: flock Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 44.284099] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 44.284102] Call Trace: <4>[ 44.284105] dump_stack+0x7f/0xad <4>[ 44.284111] check_preemption_disabled+0xc8/0xd0 <4>[ 44.284117] invalidate_user_asid+0x13/0x50 <4>[ 44.284122] flush_tlb_one_kernel+0x5/0x20 <4>[ 44.284126] kfence_protect+0x56/0x80 <4>[ 44.284131] kfence_guarded_free+0x231/0x2f0 <4>[ 44.284136] ? __handle_mm_fault+0x871/0x1500 <4>[ 44.284141] kmem_cache_free+0x318/0x360 <4>[ 44.284149] __handle_mm_fault+0x871/0x1500 <4>[ 44.284164] handle_mm_fault+0x9d/0x270 <4>[ 44.284170] do_user_addr_fault+0x1e6/0x680 <4>[ 44.284177] exc_page_fault+0x67/0x230 <4>[ 44.284184] asm_exc_page_fault+0x1e/0x30 <4>[ 44.284189] RIP: 0010:__clear_user+0x40/0x70 <4>[ 44.284193] Code: a4 c5 ff 66 66 90 48 89 d8 48 c1 eb 03 48 89 ef 83 e0 07 48 89 d9 48 85 c9 74 1e 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <48> c7 07 00 00 00 00 48 83 c7 08 ff c9 75 f1 48 89 c1 85 c9 74 0a <4>[ 44.284197] RSP: 0018:ffffc900004b3d70 EFLAGS: 00010206 <4>[ 44.284201] RAX: 0000000000000004 RBX: 00000000000001f3 RCX: 00000000000001f3 <4>[ 44.284204] RDX: 0000000000000000 RSI: ffffffff822ef91f RDI: 000055d085a07064 <4>[ 44.284206] RBP: 000055d085a07064 R08: 0000000000000000 R09: 0000000000000001 <4>[ 44.284209] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88810ee92c00 <4>[ 44.284211] R13: 0000000000000000 R14: ffff88810927c740 R15: ffff8881033cc440 <4>[ 44.284224] load_elf_binary+0xc04/0x1620 <4>[ 44.284243] bprm_execve+0x32b/0x850 <4>[ 44.284252] do_execveat_common+0x15f/0x1d0 <4>[ 44.284259] __x64_sys_execve+0x34/0x50 <4>[ 44.284265] do_syscall_64+0x33/0x80 <4>[ 44.284269] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 44.284273] RIP: 0033:0x7f2a732d7e37 <4>[ 44.284278] Code: Unable to access opcode bytes at RIP 0x7f2a732d7e0d. <4>[ 44.284281] RSP: 002b:00007fffd74d69a8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b <4>[ 44.284285] RAX: ffffffffffffffda RBX: 0000559eb626d4c8 RCX: 00007f2a732d7e37 <4>[ 44.284287] RDX: 0000559eb626d308 RSI: 0000559eb626d110 RDI: 0000559eb626d4c8 <4>[ 44.284289] RBP: 0000559eb626d110 R08: 00007f2a737ea540 R09: 0000000000000000 <4>[ 44.284292] R10: 0000559eb626c010 R11: 0000000000000246 R12: 0000559eb4a15f59 <4>[ 44.284294] R13: 0000559eb626d308 R14: 00007fffd74d69b0 R15: 0000559eb626cd95 <5>[ 45.540489] systemd-journald[210]: Failed to set ACL on /var/log/journal/64e6466107e642b890923cc44c14d0aa/user-1000.journal, ignoring: Operation not supported <4>[ 49.782738] check_preemption_disabled: 18 callbacks suppressed <3>[ 49.782743] BUG: using smp_processor_id() in preemptible [00000000] code: systemd/861 <4>[ 49.782829] caller is invalidate_user_asid+0x13/0x50 <4>[ 49.782838] CPU: 1 PID: 861 Comm: systemd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 49.782842] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 49.782844] Call Trace: <4>[ 49.782848] dump_stack+0x7f/0xad <4>[ 49.782855] check_preemption_disabled+0xc8/0xd0 <4>[ 49.782862] invalidate_user_asid+0x13/0x50 <4>[ 49.782867] flush_tlb_one_kernel+0x5/0x20 <4>[ 49.782871] kfence_protect+0x56/0x80 <4>[ 49.782877] kfence_guarded_free+0x231/0x2f0 <4>[ 49.782881] ? filename_lookup+0xfa/0x170 <4>[ 49.782888] kmem_cache_free+0x318/0x360 <4>[ 49.782896] filename_lookup+0xfa/0x170 <4>[ 49.782910] ? strncpy_from_user+0x1e/0x180 <4>[ 49.782920] user_statfs+0x3e/0xc0 <4>[ 49.782928] __do_sys_statfs+0x20/0x50 <4>[ 49.782936] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 49.782940] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 49.782946] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 49.782950] do_syscall_64+0x33/0x80 <4>[ 49.782954] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 49.782959] RIP: 0033:0x7f4c20844977 <4>[ 49.782963] Code: 44 00 00 48 8b 05 11 b5 2d 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 89 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 b4 2d 00 f7 d8 64 89 01 48 <4>[ 49.782967] RSP: 002b:00007ffe0b3f47f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000089 <4>[ 49.782972] RAX: ffffffffffffffda RBX: 0000560169111ead RCX: 00007f4c20844977 <4>[ 49.782975] RDX: 0000000000000000 RSI: 00007ffe0b3f4800 RDI: 0000560169111ead <4>[ 49.782978] RBP: 00007ffe0b3f4800 R08: 0000000002f7223c R09: 0000000000000031 <4>[ 49.782980] R10: 0000000000000004 R11: 0000000000000246 R12: 00007ffe0b3f48a0 <4>[ 49.782983] R13: 00005601694dbf60 R14: 0000000000000000 R15: 0000000000000000 <3>[ 49.885521] BUG: using smp_processor_id() in preemptible [00000000] code: 00-header/880 <4>[ 49.885604] caller is invalidate_user_asid+0x13/0x50 <4>[ 49.885612] CPU: 2 PID: 880 Comm: 00-header Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 49.885615] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 49.885618] Call Trace: <4>[ 49.885621] dump_stack+0x7f/0xad <4>[ 49.885627] check_preemption_disabled+0xc8/0xd0 <4>[ 49.885633] invalidate_user_asid+0x13/0x50 <4>[ 49.885638] flush_tlb_one_kernel+0x5/0x20 <4>[ 49.885641] kfence_protect+0x56/0x80 <4>[ 49.885647] kfence_guarded_free+0x231/0x2f0 <4>[ 49.885651] ? filename_lookup+0xfa/0x170 <4>[ 49.885657] kmem_cache_free+0x318/0x360 <4>[ 49.885664] filename_lookup+0xfa/0x170 <4>[ 49.885677] ? strncpy_from_user+0x1e/0x180 <4>[ 49.885686] vfs_statx+0x6d/0x110 <4>[ 49.885689] ? find_held_lock+0x2b/0x80 <4>[ 49.885697] __do_sys_newstat+0x39/0x70 <4>[ 49.885705] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 49.885708] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 49.885714] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 49.885717] do_syscall_64+0x33/0x80 <4>[ 49.885721] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 49.885726] RIP: 0033:0x7f88540d8775 <4>[ 49.885729] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 49.885733] RSP: 002b:00007fff514894e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 49.885738] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f88540d8775 <4>[ 49.885740] RDX: 00007fff51489520 RSI: 00007fff51489520 RDI: 000056112b41f6e8 <4>[ 49.885742] RBP: 000056112b41f4e0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 49.885744] R10: 000056112b41f010 R11: 0000000000000246 R12: 00007fff51489660 <4>[ 49.885747] R13: 0000000000000000 R14: 000056112b41f6e8 R15: 0000000000000000 <3>[ 50.068478] BUG: using smp_processor_id() in preemptible [00000000] code: lsb_release/885 <4>[ 50.068557] caller is invalidate_user_asid+0x13/0x50 <4>[ 50.068565] CPU: 2 PID: 885 Comm: lsb_release Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 50.068568] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 50.068571] Call Trace: <4>[ 50.068574] dump_stack+0x7f/0xad <4>[ 50.068580] check_preemption_disabled+0xc8/0xd0 <4>[ 50.068585] invalidate_user_asid+0x13/0x50 <4>[ 50.068590] flush_tlb_one_kernel+0x5/0x20 <4>[ 50.068593] kfence_protect+0x56/0x80 <4>[ 50.068598] kfence_guarded_free+0x231/0x2f0 <4>[ 50.068602] ? ___pmd_free_tlb+0x4a/0x110 <4>[ 50.068607] kmem_cache_free+0x318/0x360 <4>[ 50.068614] ___pmd_free_tlb+0x4a/0x110 <4>[ 50.068618] free_pgd_range+0x50d/0x5b0 <4>[ 50.068628] exit_mmap+0x9e/0x1d0 <4>[ 50.068640] mmput+0x55/0x120 <4>[ 50.068645] do_exit+0x338/0xc00 <4>[ 50.068654] do_group_exit+0x34/0xb0 <4>[ 50.068659] __x64_sys_exit_group+0xf/0x10 <4>[ 50.068662] do_syscall_64+0x33/0x80 <4>[ 50.068666] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 50.068671] RIP: 0033:0x7fd4ea1bee06 <4>[ 50.068674] Code: Unable to access opcode bytes at RIP 0x7fd4ea1beddc. <4>[ 50.068676] RSP: 002b:00007ffcddbb4f68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 50.068681] RAX: ffffffffffffffda RBX: 00007fd4ea4c1740 RCX: 00007fd4ea1bee06 <4>[ 50.068683] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 <4>[ 50.068685] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff80 <4>[ 50.068687] R10: 00007fd4e887a1a0 R11: 0000000000000246 R12: 00007fd4ea4c1740 <4>[ 50.068689] R13: 0000000000000001 R14: 00007fd4ea4ca628 R15: 0000000000000000 <3>[ 50.094973] BUG: using smp_processor_id() in preemptible [00000000] code: grep/890 <4>[ 50.095053] caller is invalidate_user_asid+0x13/0x50 <4>[ 50.095060] CPU: 2 PID: 890 Comm: grep Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 50.095064] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 50.095067] Call Trace: <4>[ 50.095070] dump_stack+0x7f/0xad <4>[ 50.095077] check_preemption_disabled+0xc8/0xd0 <4>[ 50.095082] invalidate_user_asid+0x13/0x50 <4>[ 50.095087] flush_tlb_one_kernel+0x5/0x20 <4>[ 50.095090] kfence_protect+0x56/0x80 <4>[ 50.095096] kfence_guarded_free+0x231/0x2f0 <4>[ 50.095100] ? ___pte_free_tlb+0x12/0xc0 <4>[ 50.095105] kmem_cache_free+0x318/0x360 <4>[ 50.095112] ___pte_free_tlb+0x12/0xc0 <4>[ 50.095116] free_pgd_range+0x24f/0x5b0 <4>[ 50.095127] free_pgtables+0xb6/0xe0 <4>[ 50.095133] exit_mmap+0x9e/0x1d0 <4>[ 50.095145] mmput+0x55/0x120 <4>[ 50.095151] do_exit+0x338/0xc00 <4>[ 50.095161] do_group_exit+0x34/0xb0 <4>[ 50.095166] __x64_sys_exit_group+0xf/0x10 <4>[ 50.095169] do_syscall_64+0x33/0x80 <4>[ 50.095174] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 50.095179] RIP: 0033:0x7efcedf5be06 <4>[ 50.095182] Code: Unable to access opcode bytes at RIP 0x7efcedf5bddc. <4>[ 50.095184] RSP: 002b:00007ffec666f9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 50.095189] RAX: ffffffffffffffda RBX: 00007efcee25e740 RCX: 00007efcedf5be06 <4>[ 50.095192] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 <4>[ 50.095194] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff80 <4>[ 50.095196] R10: 00007efcede722a0 R11: 0000000000000246 R12: 00007efcee25e740 <4>[ 50.095198] R13: 0000000000000002 R14: 00007efcee267628 R15: 0000000000000000 <3>[ 50.370643] BUG: using smp_processor_id() in preemptible [00000000] code: bash/910 <4>[ 50.370719] caller is invalidate_user_asid+0x13/0x50 <4>[ 50.370726] CPU: 0 PID: 910 Comm: bash Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 50.370730] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 50.370733] Call Trace: <4>[ 50.370735] dump_stack+0x7f/0xad <4>[ 50.370741] check_preemption_disabled+0xc8/0xd0 <4>[ 50.370747] invalidate_user_asid+0x13/0x50 <4>[ 50.370751] flush_tlb_one_kernel+0x5/0x20 <4>[ 50.370755] kfence_protect+0x56/0x80 <4>[ 50.370760] kfence_guarded_free+0x231/0x2f0 <4>[ 50.370764] ? ___pmd_free_tlb+0x4a/0x110 <4>[ 50.370768] kmem_cache_free+0x318/0x360 <4>[ 50.370776] ___pmd_free_tlb+0x4a/0x110 <4>[ 50.370780] free_pgd_range+0x50d/0x5b0 <4>[ 50.370791] exit_mmap+0x9e/0x1d0 <4>[ 50.370802] mmput+0x55/0x120 <4>[ 50.370807] do_exit+0x338/0xc00 <4>[ 50.370817] do_group_exit+0x34/0xb0 <4>[ 50.370821] __x64_sys_exit_group+0xf/0x10 <4>[ 50.370824] do_syscall_64+0x33/0x80 <4>[ 50.370829] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 50.370833] RIP: 0033:0x7fe60e808e06 <4>[ 50.370836] Code: Unable to access opcode bytes at RIP 0x7fe60e808ddc. <4>[ 50.370838] RSP: 002b:00007ffe2e3cc748 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 50.370843] RAX: ffffffffffffffda RBX: 00007fe60eb0b740 RCX: 00007fe60e808e06 <4>[ 50.370845] RDX: 000000000000007f RSI: 000000000000003c RDI: 000000000000007f <4>[ 50.370847] RBP: 000000000000007f R08: 00000000000000e7 R09: ffffffffffffff80 <4>[ 50.370849] R10: 0000000000000004 R11: 0000000000000246 R12: 00007fe60eb0b740 <4>[ 50.370851] R13: 0000000000000001 R14: 00007fe60eb14628 R15: 0000000000000000 <3>[ 50.769902] BUG: using smp_processor_id() in preemptible [00000000] code: java/916 <4>[ 50.769980] caller is invalidate_user_asid+0x13/0x50 <4>[ 50.769988] CPU: 2 PID: 916 Comm: java Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 50.769991] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 50.769994] Call Trace: <4>[ 50.769997] dump_stack+0x7f/0xad <4>[ 50.770003] check_preemption_disabled+0xc8/0xd0 <4>[ 50.770009] invalidate_user_asid+0x13/0x50 <4>[ 50.770013] flush_tlb_one_kernel+0x5/0x20 <4>[ 50.770017] kfence_protect+0x56/0x80 <4>[ 50.770022] kfence_guarded_free+0x231/0x2f0 <4>[ 50.770026] ? do_sys_openat2+0x7d/0x150 <4>[ 50.770031] kmem_cache_free+0x318/0x360 <4>[ 50.770037] do_sys_openat2+0x7d/0x150 <4>[ 50.770043] __x64_sys_openat+0x4f/0x90 <4>[ 50.770047] do_syscall_64+0x33/0x80 <4>[ 50.770052] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 50.770056] RIP: 0033:0x7f541edcad19 <4>[ 50.770059] Code: 89 54 24 08 e8 e8 09 02 00 8b 74 24 0c 48 8b 3c 24 41 89 c0 44 8b 54 24 08 b8 01 01 00 00 89 f2 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 08 e8 13 0a 02 00 8b 44 <4>[ 50.770062] RSP: 002b:00007f541f4bb560 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 <4>[ 50.770067] RAX: ffffffffffffffda RBX: 00007f5418001730 RCX: 00007f541edcad19 <4>[ 50.770069] RDX: 0000000000000000 RSI: 00007f541f4bbbe0 RDI: 00000000ffffff9c <4>[ 50.770071] RBP: 00007f541e1dca3b R08: 0000000000000000 R09: 0000000000000000 <4>[ 50.770073] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000008 <4>[ 50.770075] R13: 00007f541e1dca3b R14: 00007f541f4bb7e0 R15: 00007ffe29171320 <3>[ 51.304947] BUG: using smp_processor_id() in preemptible [00000000] code: java/916 <4>[ 51.305047] caller is invalidate_user_asid+0x13/0x50 <4>[ 51.305056] CPU: 1 PID: 916 Comm: java Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 51.305061] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 51.305064] Call Trace: <4>[ 51.305068] dump_stack+0x7f/0xad <4>[ 51.305075] check_preemption_disabled+0xc8/0xd0 <4>[ 51.305082] invalidate_user_asid+0x13/0x50 <4>[ 51.305088] flush_tlb_one_kernel+0x5/0x20 <4>[ 51.305092] kfence_protect+0x56/0x80 <4>[ 51.305099] kfence_guarded_free+0x231/0x2f0 <4>[ 51.305104] ? filename_lookup+0xfa/0x170 <4>[ 51.305111] kmem_cache_free+0x318/0x360 <4>[ 51.305120] filename_lookup+0xfa/0x170 <4>[ 51.305135] ? strncpy_from_user+0x1e/0x180 <4>[ 51.305147] vfs_statx+0x6d/0x110 <4>[ 51.305151] ? find_held_lock+0x2b/0x80 <4>[ 51.305160] __do_sys_newstat+0x39/0x70 <4>[ 51.305169] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 51.305173] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 51.305180] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 51.305184] do_syscall_64+0x33/0x80 <4>[ 51.305189] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 51.305195] RIP: 0033:0x7f541edca775 <4>[ 51.305199] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 51.305203] RSP: 002b:00007f541f4bb1e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 51.305209] RAX: ffffffffffffffda RBX: 00007f541800b1e0 RCX: 00007f541edca775 <4>[ 51.305212] RDX: 00007f541f4bb1f0 RSI: 00007f541f4bb1f0 RDI: 00007f541809a650 <4>[ 51.305214] RBP: 00007f541f4bb2b0 R08: 00007f541809a650 R09: 0000000000000010 <4>[ 51.305217] R10: 00007f541e66e8c0 R11: 0000000000000246 R12: 00007f541807f6c0 <4>[ 51.305219] R13: 0000000000000000 R14: 00007f541809a650 R15: 00007f541800b000 <3>[ 51.466918] BUG: using smp_processor_id() in preemptible [00000000] code: Reference Handl/922 <4>[ 51.467002] caller is invalidate_user_asid+0x13/0x50 <4>[ 51.467009] CPU: 3 PID: 922 Comm: Reference Handl Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 51.467013] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 51.467015] Call Trace: <4>[ 51.467018] dump_stack+0x7f/0xad <4>[ 51.467024] check_preemption_disabled+0xc8/0xd0 <4>[ 51.467030] invalidate_user_asid+0x13/0x50 <4>[ 51.467034] flush_tlb_one_kernel+0x5/0x20 <4>[ 51.467037] kfence_protect+0x56/0x80 <4>[ 51.467043] kfence_guarded_free+0x231/0x2f0 <4>[ 51.467046] ? remove_vma+0x58/0x60 <4>[ 51.467052] kmem_cache_free+0x318/0x360 <4>[ 51.467059] remove_vma+0x58/0x60 <4>[ 51.467063] exit_mmap+0xc3/0x1d0 <4>[ 51.467074] mmput+0x55/0x120 <4>[ 51.467079] do_exit+0x338/0xc00 <4>[ 51.467083] ? find_held_lock+0x2b/0x80 <4>[ 51.467092] do_group_exit+0x34/0xb0 <4>[ 51.467096] get_signal+0x163/0xc90 <4>[ 51.467104] arch_do_signal_or_restart+0xea/0x830 <4>[ 51.467117] exit_to_user_mode_prepare+0xfd/0x180 <4>[ 51.467122] syscall_exit_to_user_mode+0x19/0x50 <4>[ 51.467125] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 51.467130] RIP: 0033:0x7f541e6889f3 <4>[ 51.467133] Code: Unable to access opcode bytes at RIP 0x7f541e6889c9. <4>[ 51.467135] RSP: 002b:00007f54007b5540 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca <4>[ 51.467139] RAX: fffffffffffffe00 RBX: 00007f5418083450 RCX: 00007f541e6889f3 <4>[ 51.467142] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f541808347c <4>[ 51.467144] RBP: 00007f5418083474 R08: 0000000000000001 R09: 0000000000000000 <4>[ 51.467146] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f541808347c <4>[ 51.467148] R13: 0000000000000000 R14: 00007f5418083428 R15: 0000000000000003 <3>[ 51.541926] BUG: using smp_processor_id() in preemptible [00000000] code: sshd/930 <4>[ 51.542774] caller is invalidate_user_asid+0x13/0x50 <4>[ 51.542806] CPU: 1 PID: 930 Comm: sshd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 51.542820] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 51.542829] Call Trace: <4>[ 51.542841] dump_stack+0x7f/0xad <4>[ 51.542862] check_preemption_disabled+0xc8/0xd0 <4>[ 51.542883] invalidate_user_asid+0x13/0x50 <4>[ 51.542899] flush_tlb_one_kernel+0x5/0x20 <4>[ 51.542912] kfence_protect+0x56/0x80 <4>[ 51.542931] kfence_guarded_free+0x231/0x2f0 <4>[ 51.542947] ? remove_vma+0x58/0x60 <4>[ 51.542968] kmem_cache_free+0x318/0x360 <4>[ 51.542998] remove_vma+0x58/0x60 <4>[ 51.543015] exit_mmap+0xc3/0x1d0 <4>[ 51.543065] mmput+0x55/0x120 <4>[ 51.543083] begin_new_exec+0x4da/0xc30 <4>[ 51.543111] load_elf_binary+0x6de/0x1620 <4>[ 51.543147] ? find_held_lock+0x2b/0x80 <4>[ 51.543192] bprm_execve+0x32b/0x850 <4>[ 51.543224] do_execveat_common+0x15f/0x1d0 <4>[ 51.543254] __x64_sys_execve+0x34/0x50 <4>[ 51.543275] do_syscall_64+0x33/0x80 <4>[ 51.543291] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 51.543307] RIP: 0033:0x7fb708349e37 <4>[ 51.543325] Code: Unable to access opcode bytes at RIP 0x7fb708349e0d. <4>[ 51.543334] RSP: 002b:00007ffc1e1ae8d8 EFLAGS: 00000202 ORIG_RAX: 000000000000003b <4>[ 51.543352] RAX: ffffffffffffffda RBX: 00005601ea90cc30 RCX: 00007fb708349e37 <4>[ 51.543362] RDX: 00005601ea92aba0 RSI: 00007ffc1e1ae920 RDI: 00005601ea90cc30 <4>[ 51.543370] RBP: 00005601ea92aba0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 51.543378] R10: 0000000000000008 R11: 0000000000000202 R12: 00007ffc1e1ae920 <4>[ 51.543387] R13: 0000000000000000 R14: 00005601ea911260 R15: 00005601ea929540 <3>[ 52.260162] BUG: using smp_processor_id() in preemptible [00000000] code: java/936 <4>[ 52.260242] caller is invalidate_user_asid+0x13/0x50 <4>[ 52.260249] CPU: 2 PID: 936 Comm: java Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 52.260253] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 52.260255] Call Trace: <4>[ 52.260258] dump_stack+0x7f/0xad <4>[ 52.260264] check_preemption_disabled+0xc8/0xd0 <4>[ 52.260270] invalidate_user_asid+0x13/0x50 <4>[ 52.260274] flush_tlb_one_kernel+0x5/0x20 <4>[ 52.260278] kfence_protect+0x56/0x80 <4>[ 52.260283] kfence_guarded_free+0x231/0x2f0 <4>[ 52.260287] ? filename_lookup+0xfa/0x170 <4>[ 52.260293] kmem_cache_free+0x318/0x360 <4>[ 52.260299] filename_lookup+0xfa/0x170 <4>[ 52.260311] ? strncpy_from_user+0x1e/0x180 <4>[ 52.260320] vfs_statx+0x6d/0x110 <4>[ 52.260327] __do_sys_newstat+0x39/0x70 <4>[ 52.260335] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 52.260338] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 52.260343] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 52.260346] do_syscall_64+0x33/0x80 <4>[ 52.260350] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 52.260355] RIP: 0033:0x7f35a76ee775 <4>[ 52.260358] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 52.260361] RSP: 002b:00007f35a7ddfa58 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 52.260366] RAX: ffffffffffffffda RBX: 00007f35a000b1e0 RCX: 00007f35a76ee775 <4>[ 52.260368] RDX: 00007f35a7ddfa60 RSI: 00007f35a7ddfa60 RDI: 00007f35a01417f0 <4>[ 52.260370] RBP: 00007f35a7ddfb20 R08: 00007f35a01417f0 R09: 0000000000000009 <4>[ 52.260372] R10: 000000000000000b R11: 0000000000000246 R12: 00007f35a0146d20 <4>[ 52.260374] R13: 0000000000000000 R14: 00007f35a01417f0 R15: 00007f35a000b000 <3>[ 55.351986] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-1/952 <4>[ 55.352466] caller is invalidate_user_asid+0x13/0x50 <4>[ 55.352478] CPU: 1 PID: 952 Comm: pool-1-thread-1 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 55.352484] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 55.352489] Call Trace: <4>[ 55.352495] dump_stack+0x7f/0xad <4>[ 55.352506] check_preemption_disabled+0xc8/0xd0 <4>[ 55.352514] invalidate_user_asid+0x13/0x50 <4>[ 55.352519] flush_tlb_one_kernel+0x5/0x20 <4>[ 55.352522] kfence_protect+0x56/0x80 <4>[ 55.352528] kfence_guarded_free+0x231/0x2f0 <4>[ 55.352533] ? jbd2_journal_stop+0x15f/0x380 <4>[ 55.352538] kmem_cache_free+0x318/0x360 <4>[ 55.352547] jbd2_journal_stop+0x15f/0x380 <4>[ 55.352556] __ext4_journal_stop+0x32/0xa0 <4>[ 55.352562] __mark_inode_dirty+0x15d/0x570 <4>[ 55.352570] touch_atime+0x271/0x280 <4>[ 55.352578] filemap_read+0x3b8/0x3d0 <4>[ 55.352590] ? lock_acquire+0xd0/0x3c0 <4>[ 55.352603] new_sync_read+0x113/0x1a0 <4>[ 55.352616] vfs_read+0x123/0x1b0 <4>[ 55.352623] ksys_read+0x63/0xe0 <4>[ 55.352629] do_syscall_64+0x33/0x80 <4>[ 55.352634] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 55.352640] RIP: 0033:0x7f35a76ef0b4 <4>[ 55.352643] Code: c3 0f 1f 44 00 00 41 54 55 49 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 3b 06 02 00 4c 89 e2 41 89 c0 48 89 ee 89 df 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 48 89 44 24 08 e8 77 06 02 00 48 <4>[ 55.352647] RSP: 002b:00007f3580df4db0 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 <4>[ 55.352652] RAX: ffffffffffffffda RBX: 000000000000001b RCX: 00007f35a76ef0b4 <4>[ 55.352655] RDX: 000000000000001e RSI: 00007f3580df4e20 RDI: 000000000000001b <4>[ 55.352657] RBP: 00007f3580df4e20 R08: 0000000000000000 R09: 000000000000027c <4>[ 55.352660] R10: 00007f35910183fb R11: 0000000000000246 R12: 000000000000001e <4>[ 55.352662] R13: 000000007fffffff R14: 000000000000001b R15: 000000000000001e <3>[ 55.478611] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-1/952 <4>[ 55.478701] caller is invalidate_user_asid+0x13/0x50 <4>[ 55.478710] CPU: 2 PID: 952 Comm: pool-1-thread-1 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 55.478713] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 55.478716] Call Trace: <4>[ 55.478720] dump_stack+0x7f/0xad <4>[ 55.478727] check_preemption_disabled+0xc8/0xd0 <4>[ 55.478733] invalidate_user_asid+0x13/0x50 <4>[ 55.478738] flush_tlb_one_kernel+0x5/0x20 <4>[ 55.478742] kfence_protect+0x56/0x80 <4>[ 55.478748] kfence_guarded_free+0x231/0x2f0 <4>[ 55.478753] ? jbd2_journal_stop+0x15f/0x380 <4>[ 55.478758] kmem_cache_free+0x318/0x360 <4>[ 55.478767] jbd2_journal_stop+0x15f/0x380 <4>[ 55.478776] __ext4_journal_stop+0x32/0xa0 <4>[ 55.478782] __mark_inode_dirty+0x15d/0x570 <4>[ 55.478790] touch_atime+0x271/0x280 <4>[ 55.478798] filemap_read+0x3b8/0x3d0 <4>[ 55.478809] ? lock_acquire+0xd0/0x3c0 <4>[ 55.478823] new_sync_read+0x113/0x1a0 <4>[ 55.478836] vfs_read+0x123/0x1b0 <4>[ 55.478843] ksys_read+0x63/0xe0 <4>[ 55.478849] do_syscall_64+0x33/0x80 <4>[ 55.478854] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 55.478860] RIP: 0033:0x7f35a76ef0b4 <4>[ 55.478864] Code: c3 0f 1f 44 00 00 41 54 55 49 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 3b 06 02 00 4c 89 e2 41 89 c0 48 89 ee 89 df 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 48 89 44 24 08 e8 77 06 02 00 48 <4>[ 55.478867] RSP: 002b:00007f3580df3770 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 <4>[ 55.478872] RAX: ffffffffffffffda RBX: 000000000000001b RCX: 00007f35a76ef0b4 <4>[ 55.478875] RDX: 000000000000001e RSI: 00007f3580df37e0 RDI: 000000000000001b <4>[ 55.478878] RBP: 00007f3580df37e0 R08: 0000000000000000 R09: 000000000000012d <4>[ 55.478880] R10: 00007f35910183fb R11: 0000000000000246 R12: 000000000000001e <4>[ 55.478882] R13: 000000007fffffff R14: 000000000000001b R15: 000000000000001e <3>[ 55.710513] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-3/954 <4>[ 55.710676] caller is invalidate_user_asid+0x13/0x50 <4>[ 55.710688] CPU: 1 PID: 954 Comm: pool-1-thread-3 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 55.710695] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 55.710700] Call Trace: <4>[ 55.710706] dump_stack+0x7f/0xad <4>[ 55.710717] check_preemption_disabled+0xc8/0xd0 <4>[ 55.710728] invalidate_user_asid+0x13/0x50 <4>[ 55.710736] flush_tlb_one_kernel+0x5/0x20 <4>[ 55.710743] kfence_protect+0x56/0x80 <4>[ 55.710753] kfence_guarded_free+0x231/0x2f0 <4>[ 55.710761] ? jbd2_journal_stop+0x15f/0x380 <4>[ 55.710770] kmem_cache_free+0x318/0x360 <4>[ 55.710786] jbd2_journal_stop+0x15f/0x380 <4>[ 55.710801] __ext4_journal_stop+0x32/0xa0 <4>[ 55.710811] __mark_inode_dirty+0x15d/0x570 <4>[ 55.710825] touch_atime+0x271/0x280 <4>[ 55.710839] filemap_read+0x3b8/0x3d0 <4>[ 55.710859] ? lock_acquire+0xd0/0x3c0 <4>[ 55.710883] new_sync_read+0x113/0x1a0 <4>[ 55.710905] vfs_read+0x123/0x1b0 <4>[ 55.710916] ksys_read+0x63/0xe0 <4>[ 55.710929] do_syscall_64+0x33/0x80 <4>[ 55.710937] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 55.710946] RIP: 0033:0x7f35a76ef0b4 <4>[ 55.710952] Code: c3 0f 1f 44 00 00 41 54 55 49 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 3b 06 02 00 4c 89 e2 41 89 c0 48 89 ee 89 df 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 48 89 44 24 08 e8 77 06 02 00 48 <4>[ 55.710958] RSP: 002b:00007f3580bf2e30 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 <4>[ 55.710968] RAX: ffffffffffffffda RBX: 000000000000001b RCX: 00007f35a76ef0b4 <4>[ 55.710973] RDX: 000000000000001e RSI: 00007f3580bf2ea0 RDI: 000000000000001b <4>[ 55.710977] RBP: 00007f3580bf2ea0 R08: 0000000000000000 R09: 00000000000000a6 <4>[ 55.710981] R10: 00007f35910183fb R11: 0000000000000246 R12: 000000000000001e <4>[ 55.710986] R13: 000000007fffffff R14: 000000000000001b R15: 000000000000001e <3>[ 55.941809] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-4/955 <4>[ 55.941929] caller is invalidate_user_asid+0x13/0x50 <4>[ 55.941939] CPU: 0 PID: 955 Comm: pool-1-thread-4 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 55.941944] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 55.941947] Call Trace: <4>[ 55.941952] dump_stack+0x7f/0xad <4>[ 55.941961] check_preemption_disabled+0xc8/0xd0 <4>[ 55.941969] invalidate_user_asid+0x13/0x50 <4>[ 55.941975] flush_tlb_one_kernel+0x5/0x20 <4>[ 55.941980] kfence_protect+0x56/0x80 <4>[ 55.941987] kfence_guarded_free+0x231/0x2f0 <4>[ 55.941993] ? do_unlinkat+0x8f/0x2e0 <4>[ 55.942000] kmem_cache_free+0x318/0x360 <4>[ 55.942010] do_unlinkat+0x8f/0x2e0 <4>[ 55.942022] do_syscall_64+0x33/0x80 <4>[ 55.942029] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 55.942036] RIP: 0033:0x7f35a76f0d47 <4>[ 55.942041] Code: f0 ff ff 73 01 c3 48 8b 0d 3e 91 2d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 11 91 2d 00 f7 d8 64 89 01 48 <4>[ 55.942045] RSP: 002b:00007f35809ee1e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 <4>[ 55.942052] RAX: ffffffffffffffda RBX: 00007f354000aa50 RCX: 00007f35a76f0d47 <4>[ 55.942056] RDX: 0000000000000000 RSI: 00007f3540001008 RDI: 00007f354000aa50 <4>[ 55.942059] RBP: 00007f35809ee230 R08: 00007f354000aa50 R09: 0000000000000013 <4>[ 55.942063] R10: 00007f35a6f928c0 R11: 0000000000000206 R12: 00007f3540001000 <4>[ 55.942066] R13: 00007f354000aa50 R14: 00007f35809ee2b8 R15: 00007f3544010800 <3>[ 56.052792] BUG: using smp_processor_id() in preemptible [00000000] code: ldconfig/959 <4>[ 56.052881] caller is invalidate_user_asid+0x13/0x50 <4>[ 56.052889] CPU: 2 PID: 959 Comm: ldconfig Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 56.052893] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 56.052896] Call Trace: <4>[ 56.052900] dump_stack+0x7f/0xad <4>[ 56.052906] check_preemption_disabled+0xc8/0xd0 <4>[ 56.052912] invalidate_user_asid+0x13/0x50 <4>[ 56.052917] flush_tlb_one_kernel+0x5/0x20 <4>[ 56.052921] kfence_protect+0x56/0x80 <4>[ 56.052926] kfence_guarded_free+0x231/0x2f0 <4>[ 56.052931] ? free_bprm+0x81/0xa0 <4>[ 56.052936] kfree+0x335/0x370 <4>[ 56.052939] ? bprm_execve+0x72e/0x850 <4>[ 56.052946] free_bprm+0x81/0xa0 <4>[ 56.052949] do_execveat_common+0x16a/0x1d0 <4>[ 56.052956] __x64_sys_execve+0x34/0x50 <4>[ 56.052961] do_syscall_64+0x33/0x80 <4>[ 56.052966] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 56.052971] RIP: 0033:0x7f8ec1ba9090 <4>[ 56.052977] Code: Unable to access opcode bytes at RIP 0x7f8ec1ba9066. <4>[ 56.052979] RSP: 002b:00007fff237dee30 EFLAGS: 00000200 ORIG_RAX: 000000000000003b <4>[ 56.052984] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000000000 <4>[ 56.052986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 <4>[ 56.052988] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 <4>[ 56.052990] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 56.052992] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 <3>[ 56.262925] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-4/955 <4>[ 56.263185] caller is invalidate_user_asid+0x13/0x50 <4>[ 56.263206] CPU: 3 PID: 955 Comm: pool-1-thread-4 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 56.263217] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 56.263224] Call Trace: <4>[ 56.263236] dump_stack+0x7f/0xad <4>[ 56.263253] check_preemption_disabled+0xc8/0xd0 <4>[ 56.263271] invalidate_user_asid+0x13/0x50 <4>[ 56.263285] flush_tlb_one_kernel+0x5/0x20 <4>[ 56.263297] kfence_protect+0x56/0x80 <4>[ 56.263314] kfence_guarded_free+0x231/0x2f0 <4>[ 56.263328] ? filename_lookup+0xfa/0x170 <4>[ 56.263347] kmem_cache_free+0x318/0x360 <4>[ 56.263374] filename_lookup+0xfa/0x170 <4>[ 56.263420] ? strncpy_from_user+0x1e/0x180 <4>[ 56.263456] vfs_statx+0x6d/0x110 <4>[ 56.263482] __do_sys_newstat+0x39/0x70 <4>[ 56.263513] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 56.263525] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 56.263541] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 56.263553] do_syscall_64+0x33/0x80 <4>[ 56.263567] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 56.263580] RIP: 0033:0x7f35a76ee775 <4>[ 56.263591] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 56.263602] RSP: 002b:00007f35809ee018 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 56.263618] RAX: ffffffffffffffda RBX: 00007f35440109e0 RCX: 00007f35a76ee775 <4>[ 56.263626] RDX: 00007f35809ee020 RSI: 00007f35809ee020 RDI: 00007f354003ac10 <4>[ 56.263633] RBP: 00007f35809ee0e0 R08: 00007f354003ac10 R09: 0000000000000000 <4>[ 56.263641] R10: 00007f35400008d0 R11: 0000000000000246 R12: 00007f3540000ea0 <4>[ 56.263649] R13: 0000000000000000 R14: 00007f354003ac10 R15: 00007f3544010800 <3>[ 56.382750] BUG: using smp_processor_id() in preemptible [00000000] code: sshd/902 <4>[ 56.383313] caller is invalidate_user_asid+0x13/0x50 <4>[ 56.383324] CPU: 3 PID: 902 Comm: sshd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 56.383331] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 56.383335] Call Trace: <4>[ 56.383341] dump_stack+0x7f/0xad <4>[ 56.383351] check_preemption_disabled+0xc8/0xd0 <4>[ 56.383370] invalidate_user_asid+0x13/0x50 <4>[ 56.383378] flush_tlb_one_kernel+0x5/0x20 <4>[ 56.383384] kfence_protect+0x56/0x80 <4>[ 56.383393] kfence_guarded_free+0x231/0x2f0 <4>[ 56.383401] ? __kfree_skb+0x1b/0x30 <4>[ 56.383410] kfree+0x335/0x370 <4>[ 56.383416] ? recalibrate_cpu_khz+0x10/0x10 <4>[ 56.383437] __kfree_skb+0x1b/0x30 <4>[ 56.383443] tcp_recvmsg_locked+0x706/0x950 <4>[ 56.383465] tcp_recvmsg+0x6d/0x1b0 <4>[ 56.383476] ? core_sys_select+0x409/0x490 <4>[ 56.383489] inet_recvmsg+0x6f/0x220 <4>[ 56.383503] sock_read_iter+0x10d/0x130 <4>[ 56.383522] new_sync_read+0x188/0x1a0 <4>[ 56.383542] vfs_read+0x123/0x1b0 <4>[ 56.383553] ksys_read+0xae/0xe0 <4>[ 56.383559] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 56.383570] do_syscall_64+0x33/0x80 <4>[ 56.383576] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 56.383583] RIP: 0033:0x7fb708375081 <4>[ 56.383589] Code: fe ff ff 48 8d 3d 67 9c 0a 00 48 83 ec 08 e8 a6 4c 02 00 66 0f 1f 44 00 00 48 8d 05 81 08 2e 00 8b 00 85 c0 75 13 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 57 f3 c3 0f 1f 44 00 00 41 54 55 49 89 d4 53 <4>[ 56.383594] RSP: 002b:00007ffc1e1ab418 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 <4>[ 56.383602] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb708375081 <4>[ 56.383606] RDX: 0000000000004000 RSI: 00007ffc1e1ab420 RDI: 0000000000000003 <4>[ 56.383610] RBP: 00005601ea911ce0 R08: 00000000000113a6 R09: 0000000000000038 <4>[ 56.383614] R10: 0000000000000008 R11: 0000000000000246 R12: 00007ffc1e1ab420 <4>[ 56.383618] R13: 00005601e94bfad0 R14: 0000000000000003 R15: 00007ffc1e1af49f <3>[ 56.493501] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-6/958 <4>[ 56.493591] caller is invalidate_user_asid+0x13/0x50 <4>[ 56.493599] CPU: 0 PID: 958 Comm: pool-1-thread-6 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 56.493603] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 56.493606] Call Trace: <4>[ 56.493609] dump_stack+0x7f/0xad <4>[ 56.493616] check_preemption_disabled+0xc8/0xd0 <4>[ 56.493622] invalidate_user_asid+0x13/0x50 <4>[ 56.493626] flush_tlb_one_kernel+0x5/0x20 <4>[ 56.493630] kfence_protect+0x56/0x80 <4>[ 56.493636] kfence_guarded_free+0x231/0x2f0 <4>[ 56.493640] ? filename_lookup+0xfa/0x170 <4>[ 56.493646] kmem_cache_free+0x318/0x360 <4>[ 56.493654] filename_lookup+0xfa/0x170 <4>[ 56.493666] ? strncpy_from_user+0x1e/0x180 <4>[ 56.493676] vfs_statx+0x6d/0x110 <4>[ 56.493683] __do_sys_newstat+0x39/0x70 <4>[ 56.493691] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 56.493694] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 56.493700] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 56.493704] do_syscall_64+0x33/0x80 <4>[ 56.493708] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 56.493713] RIP: 0033:0x7f35a76ee775 <4>[ 56.493716] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 56.493719] RSP: 002b:00007f35802bef28 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 56.493724] RAX: ffffffffffffffda RBX: 00007f35440049e0 RCX: 00007f35a76ee775 <4>[ 56.493727] RDX: 00007f35802bef30 RSI: 00007f35802bef30 RDI: 00007f352c0012e0 <4>[ 56.493729] RBP: 00007f35802beff0 R08: 00007f352c0012e0 R09: 000000000000000f <4>[ 56.493731] R10: 0000000000000044 R11: 0000000000000246 R12: 00007f352c000df0 <4>[ 56.493733] R13: 0000000000000000 R14: 00007f352c0012e0 R15: 00007f3544004800 <3>[ 56.600805] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-6/958 <4>[ 56.601061] caller is invalidate_user_asid+0x13/0x50 <4>[ 56.601078] CPU: 2 PID: 958 Comm: pool-1-thread-6 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 56.601089] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 56.601096] Call Trace: <4>[ 56.601106] dump_stack+0x7f/0xad <4>[ 56.601123] check_preemption_disabled+0xc8/0xd0 <4>[ 56.601140] invalidate_user_asid+0x13/0x50 <4>[ 56.601154] flush_tlb_one_kernel+0x5/0x20 <4>[ 56.601166] kfence_protect+0x56/0x80 <4>[ 56.601182] kfence_guarded_free+0x231/0x2f0 <4>[ 56.601195] ? filename_lookup+0xfa/0x170 <4>[ 56.601212] kmem_cache_free+0x318/0x360 <4>[ 56.601235] filename_lookup+0xfa/0x170 <4>[ 56.601275] ? strncpy_from_user+0x1e/0x180 <4>[ 56.601305] vfs_statx+0x6d/0x110 <4>[ 56.601329] __do_sys_newstat+0x39/0x70 <4>[ 56.601356] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 56.601367] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 56.601383] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 56.601395] do_syscall_64+0x33/0x80 <4>[ 56.601408] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 56.601421] RIP: 0033:0x7f35a76ee775 <4>[ 56.601438] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 56.601445] RSP: 002b:00007f35802bef28 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 56.601456] RAX: ffffffffffffffda RBX: 00007f35440049e0 RCX: 00007f35a76ee775 <4>[ 56.601461] RDX: 00007f35802bef30 RSI: 00007f35802bef30 RDI: 00007f352c0045e0 <4>[ 56.601465] RBP: 00007f35802beff0 R08: 00007f352c0045e0 R09: 000000000000000f <4>[ 56.601471] R10: 0000000000000044 R11: 0000000000000246 R12: 00007f352c000df0 <4>[ 56.601476] R13: 0000000000000000 R14: 00007f352c0045e0 R15: 00007f3544004800 <3>[ 56.740200] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-4/955 <4>[ 56.740324] caller is invalidate_user_asid+0x13/0x50 <4>[ 56.740334] CPU: 2 PID: 955 Comm: pool-1-thread-4 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 56.740339] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 56.740342] Call Trace: <4>[ 56.740347] dump_stack+0x7f/0xad <4>[ 56.740355] check_preemption_disabled+0xc8/0xd0 <4>[ 56.740364] invalidate_user_asid+0x13/0x50 <4>[ 56.740371] flush_tlb_one_kernel+0x5/0x20 <4>[ 56.740376] kfence_protect+0x56/0x80 <4>[ 56.740385] kfence_guarded_free+0x231/0x2f0 <4>[ 56.740392] ? filename_lookup+0xfa/0x170 <4>[ 56.740401] kmem_cache_free+0x318/0x360 <4>[ 56.740414] filename_lookup+0xfa/0x170 <4>[ 56.740433] ? strncpy_from_user+0x1e/0x180 <4>[ 56.740448] vfs_statx+0x6d/0x110 <4>[ 56.740459] __do_sys_newstat+0x39/0x70 <4>[ 56.740465] ? lockdep_softirqs_on+0xf0/0x180 <4>[ 56.740478] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 56.740483] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 56.740490] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 56.740495] do_syscall_64+0x33/0x80 <4>[ 56.740501] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 56.740507] RIP: 0033:0x7f35a76ee775 <4>[ 56.740512] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 56.740517] RSP: 002b:00007f35809ea448 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 56.740524] RAX: ffffffffffffffda RBX: 00007f35440109e0 RCX: 00007f35a76ee775 <4>[ 56.740527] RDX: 00007f35809ea450 RSI: 00007f35809ea450 RDI: 00007f3540043f50 <4>[ 56.740531] RBP: 00007f35809ea510 R08: 00007f3540043f50 R09: 0000000000000015 <4>[ 56.740534] R10: 0000000000000044 R11: 0000000000000246 R12: 00007f3540001000 <4>[ 56.740538] R13: 0000000000000000 R14: 00007f3540043f50 R15: 00007f3544010800 <4>[ 60.943389] check_preemption_disabled: 4 callbacks suppressed <3>[ 60.943395] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-9/963 <4>[ 60.943492] caller is invalidate_user_asid+0x13/0x50 <4>[ 60.943501] CPU: 2 PID: 963 Comm: pool-1-thread-9 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 60.943506] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 60.943509] Call Trace: <4>[ 60.943513] dump_stack+0x7f/0xad <4>[ 60.943521] check_preemption_disabled+0xc8/0xd0 <4>[ 60.943528] invalidate_user_asid+0x13/0x50 <4>[ 60.943534] flush_tlb_one_kernel+0x5/0x20 <4>[ 60.943538] kfence_protect+0x56/0x80 <4>[ 60.943545] kfence_guarded_free+0x231/0x2f0 <4>[ 60.943550] ? jbd2_journal_stop+0x15f/0x380 <4>[ 60.943557] kmem_cache_free+0x318/0x360 <4>[ 60.943566] jbd2_journal_stop+0x15f/0x380 <4>[ 60.943576] __ext4_journal_stop+0x32/0xa0 <4>[ 60.943583] __mark_inode_dirty+0x15d/0x570 <4>[ 60.943592] touch_atime+0x271/0x280 <4>[ 60.943602] filemap_read+0x3b8/0x3d0 <4>[ 60.943615] ? lock_acquire+0xd0/0x3c0 <4>[ 60.943630] new_sync_read+0x113/0x1a0 <4>[ 60.943645] vfs_read+0x123/0x1b0 <4>[ 60.943652] ksys_read+0x63/0xe0 <4>[ 60.943660] do_syscall_64+0x33/0x80 <4>[ 60.943666] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 60.943672] RIP: 0033:0x7f35a76ef0b4 <4>[ 60.943676] Code: c3 0f 1f 44 00 00 41 54 55 49 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 3b 06 02 00 4c 89 e2 41 89 c0 48 89 ee 89 df 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 48 89 44 24 08 e8 77 06 02 00 48 <4>[ 60.943679] RSP: 002b:00007f3533ce0240 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 <4>[ 60.943685] RAX: ffffffffffffffda RBX: 000000000000001b RCX: 00007f35a76ef0b4 <4>[ 60.943689] RDX: 000000000000001e RSI: 00007f3533ce02b0 RDI: 000000000000001b <4>[ 60.943691] RBP: 00007f3533ce02b0 R08: 0000000000000000 R09: 0000000000000806 <4>[ 60.943694] R10: 00007f359148a1e4 R11: 0000000000000246 R12: 000000000000001e <4>[ 60.943697] R13: 000000007fffffff R14: 000000000000001b R15: 000000000000001e <3>[ 61.057134] BUG: using smp_processor_id() in preemptible [00000000] code: sshd/902 <4>[ 61.057222] caller is invalidate_user_asid+0x13/0x50 <4>[ 61.057230] CPU: 2 PID: 902 Comm: sshd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 61.057233] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 61.057236] Call Trace: <4>[ 61.057239] dump_stack+0x7f/0xad <4>[ 61.057246] check_preemption_disabled+0xc8/0xd0 <4>[ 61.057252] invalidate_user_asid+0x13/0x50 <4>[ 61.057257] flush_tlb_one_kernel+0x5/0x20 <4>[ 61.057260] kfence_protect+0x56/0x80 <4>[ 61.057266] kfence_guarded_free+0x231/0x2f0 <4>[ 61.057270] ? __kfree_skb+0x1b/0x30 <4>[ 61.057276] kfree+0x335/0x370 <4>[ 61.057279] ? recalibrate_cpu_khz+0x10/0x10 <4>[ 61.057288] __kfree_skb+0x1b/0x30 <4>[ 61.057291] tcp_recvmsg_locked+0x706/0x950 <4>[ 61.057304] tcp_recvmsg+0x6d/0x1b0 <4>[ 61.057310] ? core_sys_select+0x409/0x490 <4>[ 61.057318] inet_recvmsg+0x6f/0x220 <4>[ 61.057327] sock_read_iter+0x10d/0x130 <4>[ 61.057337] new_sync_read+0x188/0x1a0 <4>[ 61.057356] vfs_read+0x123/0x1b0 <4>[ 61.057362] ksys_read+0xae/0xe0 <4>[ 61.057366] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 61.057373] do_syscall_64+0x33/0x80 <4>[ 61.057378] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 61.057383] RIP: 0033:0x7fb708375081 <4>[ 61.057386] Code: fe ff ff 48 8d 3d 67 9c 0a 00 48 83 ec 08 e8 a6 4c 02 00 66 0f 1f 44 00 00 48 8d 05 81 08 2e 00 8b 00 85 c0 75 13 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 57 f3 c3 0f 1f 44 00 00 41 54 55 49 89 d4 53 <4>[ 61.057390] RSP: 002b:00007ffc1e1ab418 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 <4>[ 61.057395] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb708375081 <4>[ 61.057398] RDX: 0000000000004000 RSI: 00007ffc1e1ab420 RDI: 0000000000000003 <4>[ 61.057400] RBP: 00005601ea911ce0 R08: 00000000000129d8 R09: 000000000000003d <4>[ 61.057410] R10: 0000000000000008 R11: 0000000000000246 R12: 00007ffc1e1ab420 <4>[ 61.057412] R13: 00005601e94bfad0 R14: 0000000000000003 R15: 00007ffc1e1af49f <3>[ 61.270361] BUG: using smp_processor_id() in preemptible [00000000] code: pool-1-thread-9/963 <4>[ 61.270485] caller is invalidate_user_asid+0x13/0x50 <4>[ 61.270493] CPU: 0 PID: 963 Comm: pool-1-thread-9 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 61.270497] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 61.270500] Call Trace: <4>[ 61.270503] dump_stack+0x7f/0xad <4>[ 61.270509] check_preemption_disabled+0xc8/0xd0 <4>[ 61.270516] invalidate_user_asid+0x13/0x50 <4>[ 61.270520] flush_tlb_one_kernel+0x5/0x20 <4>[ 61.270524] kfence_protect+0x56/0x80 <4>[ 61.270529] kfence_guarded_free+0x231/0x2f0 <4>[ 61.270533] ? filename_lookup+0xfa/0x170 <4>[ 61.270539] kmem_cache_free+0x318/0x360 <4>[ 61.270547] filename_lookup+0xfa/0x170 <4>[ 61.270559] ? strncpy_from_user+0x1e/0x180 <4>[ 61.270569] vfs_statx+0x6d/0x110 <4>[ 61.270577] __do_sys_newstat+0x39/0x70 <4>[ 61.270585] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 61.270588] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 61.270594] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 61.270597] do_syscall_64+0x33/0x80 <4>[ 61.270601] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 61.270606] RIP: 0033:0x7f35a76ee775 <4>[ 61.270609] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 61.270612] RSP: 002b:00007f3533ce2ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 61.270617] RAX: ffffffffffffffda RBX: 00007f354c0069e0 RCX: 00007f35a76ee775 <4>[ 61.270620] RDX: 00007f3533ce2ac0 RSI: 00007f3533ce2ac0 RDI: 00007f351809c640 <4>[ 61.270622] RBP: 00007f3533ce2b80 R08: 00007f351809c640 R09: 000000000000000d <4>[ 61.270624] R10: 0000000000000044 R11: 0000000000000246 R12: 00007f3518000e50 <4>[ 61.270626] R13: 0000000000000000 R14: 00007f351809c640 R15: 00007f354c006800 <3>[ 61.377651] BUG: using smp_processor_id() in preemptible [00000000] code: modprobe/975 <4>[ 61.377736] caller is invalidate_user_asid+0x13/0x50 <4>[ 61.377744] CPU: 1 PID: 975 Comm: modprobe Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 61.377748] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 61.377750] Call Trace: <4>[ 61.377753] dump_stack+0x7f/0xad <4>[ 61.377760] check_preemption_disabled+0xc8/0xd0 <4>[ 61.377766] invalidate_user_asid+0x13/0x50 <4>[ 61.377770] flush_tlb_one_kernel+0x5/0x20 <4>[ 61.377774] kfence_protect+0x56/0x80 <4>[ 61.377780] kfence_guarded_free+0x231/0x2f0 <4>[ 61.377784] ? ___pte_free_tlb+0x12/0xc0 <4>[ 61.377788] kmem_cache_free+0x318/0x360 <4>[ 61.377796] ___pte_free_tlb+0x12/0xc0 <4>[ 61.377800] free_pgd_range+0x24f/0x5b0 <4>[ 61.377812] free_pgtables+0xb6/0xe0 <4>[ 61.377817] exit_mmap+0x9e/0x1d0 <4>[ 61.377829] mmput+0x55/0x120 <4>[ 61.377835] do_exit+0x338/0xc00 <4>[ 61.377845] do_group_exit+0x34/0xb0 <4>[ 61.377850] __x64_sys_exit_group+0xf/0x10 <4>[ 61.377853] do_syscall_64+0x33/0x80 <4>[ 61.377858] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 61.377863] RIP: 0033:0x7f259804ae06 <4>[ 61.377866] Code: Unable to access opcode bytes at RIP 0x7f259804addc. <4>[ 61.377868] RSP: 002b:00007ffec6285c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 <4>[ 61.377873] RAX: ffffffffffffffda RBX: 00007f259834d740 RCX: 00007f259804ae06 <4>[ 61.377876] RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001 <4>[ 61.377878] RBP: 0000000000000001 R08: 00000000000000e7 R09: ffffffffffffff80 <4>[ 61.377880] R10: 0000000000000002 R11: 0000000000000246 R12: 00007f259834d740 <4>[ 61.377882] R13: 0000000000000001 R14: 00007f2598356628 R15: 0000000000000000 <3>[ 61.478533] BUG: using smp_processor_id() in preemptible [00000000] code: modprobe/978 <4>[ 61.478630] caller is invalidate_user_asid+0x13/0x50 <4>[ 61.478638] CPU: 1 PID: 978 Comm: modprobe Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 61.478642] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 61.478644] Call Trace: <4>[ 61.478647] dump_stack+0x7f/0xad <4>[ 61.478654] check_preemption_disabled+0xc8/0xd0 <4>[ 61.478660] invalidate_user_asid+0x13/0x50 <4>[ 61.478664] flush_tlb_one_kernel+0x5/0x20 <4>[ 61.478668] kfence_protect+0x56/0x80 <4>[ 61.478673] kfence_guarded_free+0x231/0x2f0 <4>[ 61.478678] ? filename_lookup+0xfa/0x170 <4>[ 61.478684] kmem_cache_free+0x318/0x360 <4>[ 61.478691] filename_lookup+0xfa/0x170 <4>[ 61.478703] ? strncpy_from_user+0x1e/0x180 <4>[ 61.478713] vfs_statx+0x6d/0x110 <4>[ 61.478720] __do_sys_newstat+0x39/0x70 <4>[ 61.478728] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 61.478731] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 61.478737] ? syscall_enter_from_user_mode+0x1d/0x50 <4>[ 61.478740] do_syscall_64+0x33/0x80 <4>[ 61.478745] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 61.478749] RIP: 0033:0x7fcfd9a6a775 <4>[ 61.478753] Code: 00 00 00 75 05 48 83 c4 18 c3 e8 26 55 02 00 66 0f 1f 44 00 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 e1 b6 2d 00 f7 d8 64 89 <4>[ 61.478756] RSP: 002b:00007fffc377b148 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 <4>[ 61.478761] RAX: ffffffffffffffda RBX: 000056251dc1d5c9 RCX: 00007fcfd9a6a775 <4>[ 61.478764] RDX: 00007fffc377b1e0 RSI: 00007fffc377b1e0 RDI: 000056251dc1d5c9 <4>[ 61.478766] RBP: 000056251e7f32d0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 61.478768] R10: 000056251e7f3010 R11: 0000000000000246 R12: 0000000000000010 <4>[ 61.478770] R13: 000056251e7f3450 R14: 000056251de24070 R15: 0000000000000000 <6>[ 62.593764] cp (990) used greatest stack depth: 12272 bytes left <3>[ 62.693608] BUG: using smp_processor_id() in preemptible [00000000] code: grub-reboot/995 <4>[ 62.693685] caller is invalidate_user_asid+0x13/0x50 <4>[ 62.693693] CPU: 0 PID: 995 Comm: grub-reboot Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 62.693696] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 62.693699] Call Trace: <4>[ 62.693702] dump_stack+0x7f/0xad <4>[ 62.693707] check_preemption_disabled+0xc8/0xd0 <4>[ 62.693713] invalidate_user_asid+0x13/0x50 <4>[ 62.693717] flush_tlb_one_kernel+0x5/0x20 <4>[ 62.693721] kfence_protect+0x56/0x80 <4>[ 62.693726] kfence_guarded_free+0x231/0x2f0 <4>[ 62.693730] ? do_sys_openat2+0x7d/0x150 <4>[ 62.693734] kmem_cache_free+0x318/0x360 <4>[ 62.693741] do_sys_openat2+0x7d/0x150 <4>[ 62.693746] __x64_sys_openat+0x4f/0x90 <4>[ 62.693750] do_syscall_64+0x33/0x80 <4>[ 62.693755] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 62.693759] RIP: 0033:0x7ff52fb06c8e <4>[ 62.693762] Code: 25 00 00 41 00 3d 00 00 41 00 74 48 48 8d 05 81 0c 2e 00 8b 00 85 c0 75 69 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 0f 87 a6 00 00 00 48 8b 4c 24 28 64 48 33 0c 25 <4>[ 62.693765] RSP: 002b:00007ffd4144e6f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 <4>[ 62.693770] RAX: ffffffffffffffda RBX: 0000564b0e283420 RCX: 00007ff52fb06c8e <4>[ 62.693772] RDX: 0000000000000241 RSI: 0000564b0e283218 RDI: 00000000ffffff9c <4>[ 62.693774] RBP: 0000564b0c616b0c R08: 0000564b0e280a6a R09: 0000000000000000 <4>[ 62.693776] R10: 00000000000001b6 R11: 0000000000000246 R12: 0000564b0e283218 <4>[ 62.693778] R13: 00000000fffffffd R14: 0000564b0c81fc28 R15: 0000000000000000 <3>[ 63.513544] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:4/132 <4>[ 63.513707] caller is invalidate_user_asid+0x13/0x50 <4>[ 63.513720] CPU: 1 PID: 132 Comm: kworker/u16:4 Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 63.513727] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 63.513733] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work <4>[ 63.513746] Call Trace: <4>[ 63.513753] dump_stack+0x7f/0xad <4>[ 63.513764] check_preemption_disabled+0xc8/0xd0 <4>[ 63.513776] invalidate_user_asid+0x13/0x50 <4>[ 63.513786] flush_tlb_one_kernel+0x5/0x20 <4>[ 63.513792] kfence_protect+0x56/0x80 <4>[ 63.513804] kfence_guarded_free+0x231/0x2f0 <4>[ 63.513813] ? ext4_release_io_end+0x4e/0xf0 <4>[ 63.513823] kmem_cache_free+0x318/0x360 <4>[ 63.513841] ext4_release_io_end+0x4e/0xf0 <4>[ 63.513855] ext4_end_io_rsv_work+0x9b/0x190 <4>[ 63.513869] process_one_work+0x267/0x5a0 <4>[ 63.513892] worker_thread+0x50/0x3c0 <4>[ 63.513905] ? process_one_work+0x5a0/0x5a0 <4>[ 63.513913] kthread+0x14b/0x170 <4>[ 63.513920] ? __kthread_bind_mask+0x60/0x60 <4>[ 63.513932] ret_from_fork+0x22/0x30 <3>[ 63.653579] BUG: using smp_processor_id() in preemptible [00000000] code: rs:main Q:Reg/585 <4>[ 63.654098] caller is invalidate_user_asid+0x13/0x50 <4>[ 63.654108] CPU: 3 PID: 585 Comm: rs:main Q:Reg Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 63.654112] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 63.654115] Call Trace: <4>[ 63.654120] dump_stack+0x7f/0xad <4>[ 63.654127] check_preemption_disabled+0xc8/0xd0 <4>[ 63.654134] invalidate_user_asid+0x13/0x50 <4>[ 63.654139] flush_tlb_one_kernel+0x5/0x20 <4>[ 63.654143] kfence_protect+0x56/0x80 <4>[ 63.654150] kfence_guarded_free+0x231/0x2f0 <4>[ 63.654155] ? jbd2_journal_stop+0x15f/0x380 <4>[ 63.654162] kmem_cache_free+0x318/0x360 <4>[ 63.654172] jbd2_journal_stop+0x15f/0x380 <4>[ 63.654177] ? _raw_spin_unlock+0x24/0x40 <4>[ 63.654186] __ext4_journal_stop+0x32/0xa0 <4>[ 63.654193] ext4_da_write_end+0xd4/0x3e0 <4>[ 63.654204] generic_perform_write+0x105/0x1e0 <4>[ 63.654220] ext4_buffered_write_iter+0xa2/0x160 <4>[ 63.654227] new_sync_write+0x11a/0x1b0 <4>[ 63.654242] vfs_write+0x29f/0x390 <4>[ 63.654250] ksys_write+0x63/0xe0 <4>[ 63.654257] do_syscall_64+0x33/0x80 <4>[ 63.654263] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 63.654268] RIP: 0033:0x7f48d33452b7 <4>[ 63.654272] Code: 44 00 00 41 54 55 49 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 5b fd ff ff 4c 89 e2 41 89 c0 48 89 ee 89 df b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 48 89 44 24 08 e8 94 fd ff ff 48 <4>[ 63.654276] RSP: 002b:00007f48cbffe840 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 <4>[ 63.654282] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f48d33452b7 <4>[ 63.654285] RDX: 0000000000000767 RSI: 00007f48c0004ba0 RDI: 0000000000000007 <4>[ 63.654288] RBP: 00007f48c0004ba0 R08: 0000000000000000 R09: 00007f48c0004c70 <4>[ 63.654291] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000767 <4>[ 63.654294] R13: 00007f48c00048c0 R14: 0000000000000000 R15: 000055b531cef520 <3>[ 63.901932] BUG: using smp_processor_id() in preemptible [00000000] code: grub-probe/1004 <4>[ 63.902010] caller is invalidate_user_asid+0x13/0x50 <4>[ 63.902018] CPU: 2 PID: 1004 Comm: grub-probe Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 63.902021] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 63.902024] Call Trace: <4>[ 63.902027] dump_stack+0x7f/0xad <4>[ 63.902033] check_preemption_disabled+0xc8/0xd0 <4>[ 63.902039] invalidate_user_asid+0x13/0x50 <4>[ 63.902043] flush_tlb_one_kernel+0x5/0x20 <4>[ 63.902047] kfence_protect+0x56/0x80 <4>[ 63.902052] kfence_guarded_free+0x231/0x2f0 <4>[ 63.902056] ? free_buffer_head+0x1c/0x80 <4>[ 63.902061] kmem_cache_free+0x318/0x360 <4>[ 63.902068] free_buffer_head+0x1c/0x80 <4>[ 63.902072] try_to_free_buffers+0xd3/0x1b0 <4>[ 63.902077] jbd2_journal_try_to_free_buffers+0x129/0x1a0 <4>[ 63.902082] ? __remove_mapping+0x149/0x320 <4>[ 63.902088] invalidate_inode_page+0x9a/0xf0 <4>[ 63.902093] __invalidate_mapping_pages+0x138/0x220 <4>[ 63.902116] invalidate_bdev+0x4b/0x50 <4>[ 63.902119] blkdev_common_ioctl+0x4eb/0x8b0 <4>[ 63.902123] ? rcu_read_lock_sched_held+0x3a/0x70 <4>[ 63.902129] ? do_sys_openat2+0x7d/0x150 <4>[ 63.902132] ? kmem_cache_free+0x324/0x360 <4>[ 63.902137] blkdev_ioctl+0xad/0x2f0 <4>[ 63.902143] block_ioctl+0x3a/0x40 <4>[ 63.902146] __x64_sys_ioctl+0x81/0xa0 <4>[ 63.902151] do_syscall_64+0x33/0x80 <4>[ 63.902156] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 63.902161] RIP: 0033:0x7fb397a725d7 <4>[ 63.902164] Code: b3 66 90 48 8b 05 b1 48 2d 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 81 48 2d 00 f7 d8 64 89 01 48 <4>[ 63.902167] RSP: 002b:00007fff7e764a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 <4>[ 63.902172] RAX: ffffffffffffffda RBX: 00005638d4e67b60 RCX: 00007fb397a725d7 <4>[ 63.902174] RDX: 0000000000000000 RSI: 0000000000001261 RDI: 0000000000000004 <4>[ 63.902176] RBP: 0000000000000004 R08: 00007fff7e764b10 R09: 0000000000000000 <4>[ 63.902178] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff7e766b60 <4>[ 63.902180] R13: 0000000000000001 R14: 00007fff7e764b10 R15: 00005638d4e67af0 <3>[ 63.903522] BUG: using smp_processor_id() in preemptible [00000000] code: grub-probe/1004 <4>[ 63.903592] caller is invalidate_user_asid+0x13/0x50 <4>[ 63.903596] CPU: 2 PID: 1004 Comm: grub-probe Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 63.903599] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 63.903601] Call Trace: <4>[ 63.903604] dump_stack+0x7f/0xad <4>[ 63.903608] check_preemption_disabled+0xc8/0xd0 <4>[ 63.903613] invalidate_user_asid+0x13/0x50 <4>[ 63.903616] flush_tlb_one_kernel+0x5/0x20 <4>[ 63.903620] kfence_protect+0x56/0x80 <4>[ 63.903624] kfence_guarded_free+0x231/0x2f0 <4>[ 63.903627] ? free_buffer_head+0x1c/0x80 <4>[ 63.903632] kmem_cache_free+0x318/0x360 <4>[ 63.903639] free_buffer_head+0x1c/0x80 <4>[ 63.903643] try_to_free_buffers+0xd3/0x1b0 <4>[ 63.903648] jbd2_journal_try_to_free_buffers+0x129/0x1a0 <4>[ 63.903654] invalidate_inode_page+0x9a/0xf0 <4>[ 63.903659] __invalidate_mapping_pages+0x138/0x220 <4>[ 63.903682] invalidate_bdev+0x4b/0x50 <4>[ 63.903685] blkdev_common_ioctl+0x4eb/0x8b0 <4>[ 63.903688] ? rcu_read_lock_sched_held+0x3a/0x70 <4>[ 63.903691] ? do_sys_openat2+0x7d/0x150 <4>[ 63.903694] ? kmem_cache_free+0x324/0x360 <4>[ 63.903699] blkdev_ioctl+0xad/0x2f0 <4>[ 63.903705] block_ioctl+0x3a/0x40 <4>[ 63.903708] __x64_sys_ioctl+0x81/0xa0 <4>[ 63.903713] do_syscall_64+0x33/0x80 <4>[ 63.903717] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 63.903720] RIP: 0033:0x7fb397a725d7 <4>[ 63.903723] Code: b3 66 90 48 8b 05 b1 48 2d 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 81 48 2d 00 f7 d8 64 89 01 48 <4>[ 63.903726] RSP: 002b:00007fff7e764a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 <4>[ 63.903730] RAX: ffffffffffffffda RBX: 00005638d4e67b60 RCX: 00007fb397a725d7 <4>[ 63.903732] RDX: 0000000000000000 RSI: 0000000000001261 RDI: 0000000000000004 <4>[ 63.903734] RBP: 0000000000000004 R08: 00007fff7e764b10 R09: 0000000000000000 <4>[ 63.903736] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff7e766b60 <4>[ 63.903738] R13: 0000000000000001 R14: 00007fff7e764b10 R15: 00005638d4e67af0 <4>[ 69.110060] check_preemption_disabled: 17 callbacks suppressed <3>[ 69.110073] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-journal/210 <4>[ 69.110490] caller is invalidate_user_asid+0x13/0x50 <4>[ 69.110518] CPU: 1 PID: 210 Comm: systemd-journal Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 69.110533] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 69.110544] Call Trace: <4>[ 69.110558] dump_stack+0x7f/0xad <4>[ 69.110584] check_preemption_disabled+0xc8/0xd0 <4>[ 69.110613] invalidate_user_asid+0x13/0x50 <4>[ 69.110637] flush_tlb_one_kernel+0x5/0x20 <4>[ 69.110658] kfence_protect+0x56/0x80 <4>[ 69.110687] kfence_guarded_free+0x231/0x2f0 <4>[ 69.110713] ? skb_free_datagram+0xc/0x40 <4>[ 69.110742] kmem_cache_free+0x318/0x360 <4>[ 69.110787] skb_free_datagram+0xc/0x40 <4>[ 69.110808] unix_dgram_recvmsg+0x2a6/0x4b0 <4>[ 69.110890] ____sys_recvmsg+0x152/0x160 <4>[ 69.110926] ? _copy_from_user+0x65/0xa0 <4>[ 69.110959] ? iovec_from_user+0xf6/0x1c0 <4>[ 69.111007] ___sys_recvmsg+0x7d/0x100 <4>[ 69.111034] ? __mutex_unlock_slowpath+0x40/0x2a0 <4>[ 69.111081] ? sock_ioctl+0x239/0x340 <4>[ 69.111150] __sys_recvmsg+0x51/0xa0 <4>[ 69.111216] do_syscall_64+0x33/0x80 <4>[ 69.111240] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 69.111261] RIP: 0033:0x7f2c5e4adbd7 <4>[ 69.111278] Code: c3 66 90 41 54 55 41 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 1b db 00 00 44 89 e2 41 89 c0 48 89 ee 89 df b8 2f 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 48 89 44 24 08 e8 54 db 00 00 48 <4>[ 69.111293] RSP: 002b:00007ffe674d50b0 EFLAGS: 00000293 ORIG_RAX: 000000000000002f <4>[ 69.111318] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f2c5e4adbd7 <4>[ 69.111332] RDX: 0000000040000040 RSI: 00007ffe674d5130 RDI: 0000000000000005 <4>[ 69.111346] RBP: 00007ffe674d5130 R08: 0000000000000000 R09: 0000000000000045 <4>[ 69.111358] R10: 00000000ffffffff R11: 0000000000000293 R12: 0000000040000040 <4>[ 69.111370] R13: 0000000000000005 R14: 0005bea939f9c40f R15: 00005597ccc19940 <3>[ 70.336018] BUG: using smp_processor_id() in preemptible [00000000] code: sshd/902 <4>[ 70.336126] caller is invalidate_user_asid+0x13/0x50 <4>[ 70.336139] CPU: 0 PID: 902 Comm: sshd Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 70.336146] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 70.336152] Call Trace: <4>[ 70.336159] dump_stack+0x7f/0xad <4>[ 70.336178] check_preemption_disabled+0xc8/0xd0 <4>[ 70.336188] invalidate_user_asid+0x13/0x50 <4>[ 70.336196] flush_tlb_one_kernel+0x5/0x20 <4>[ 70.336200] kfence_protect+0x56/0x80 <4>[ 70.336206] kfence_guarded_free+0x231/0x2f0 <4>[ 70.336218] ? __kfree_skb+0x1b/0x30 <4>[ 70.336225] kfree+0x335/0x370 <4>[ 70.336229] ? recalibrate_cpu_khz+0x10/0x10 <4>[ 70.336240] __kfree_skb+0x1b/0x30 <4>[ 70.336244] tcp_recvmsg_locked+0x706/0x950 <4>[ 70.336261] tcp_recvmsg+0x6d/0x1b0 <4>[ 70.336268] ? core_sys_select+0x409/0x490 <4>[ 70.336278] inet_recvmsg+0x6f/0x220 <4>[ 70.336289] sock_read_iter+0x10d/0x130 <4>[ 70.336302] new_sync_read+0x188/0x1a0 <4>[ 70.336316] vfs_read+0x123/0x1b0 <4>[ 70.336324] ksys_read+0xae/0xe0 <4>[ 70.336328] ? lockdep_hardirqs_on+0xbf/0x130 <4>[ 70.336337] do_syscall_64+0x33/0x80 <4>[ 70.336343] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 70.336348] RIP: 0033:0x7fb708375081 <4>[ 70.336352] Code: fe ff ff 48 8d 3d 67 9c 0a 00 48 83 ec 08 e8 a6 4c 02 00 66 0f 1f 44 00 00 48 8d 05 81 08 2e 00 8b 00 85 c0 75 13 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 57 f3 c3 0f 1f 44 00 00 41 54 55 49 89 d4 53 <4>[ 70.336357] RSP: 002b:00007ffc1e1ab418 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 <4>[ 70.336363] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb708375081 <4>[ 70.336366] RDX: 0000000000004000 RSI: 00007ffc1e1ab420 RDI: 0000000000000003 <4>[ 70.336369] RBP: 00005601ea911ce0 R08: 0000000000014ba2 R09: 0000000000000046 <4>[ 70.336372] R10: 0000000000000008 R11: 0000000000000246 R12: 00007ffc1e1ab420 <4>[ 70.336375] R13: 00005601e94bfad0 R14: 0000000000000003 R15: 00007ffc1e1af49f <3>[ 70.574499] BUG: using smp_processor_id() in preemptible [00000000] code: dmesg/1092 <4>[ 70.575036] caller is invalidate_user_asid+0x13/0x50 <4>[ 70.575048] CPU: 3 PID: 1092 Comm: dmesg Not tainted 5.12.0-rc4-gda4a2b1a5479-kfence_1+ #1 <4>[ 70.575056] Hardware name: LENOVO 42962WU/42962WU, BIOS 8DET76WW (1.46 ) 06/21/2018 <4>[ 70.575060] Call Trace: <4>[ 70.575066] dump_stack+0x7f/0xad <4>[ 70.575077] check_preemption_disabled+0xc8/0xd0 <4>[ 70.575089] invalidate_user_asid+0x13/0x50 <4>[ 70.575097] flush_tlb_one_kernel+0x5/0x20 <4>[ 70.575105] kfence_protect+0x56/0x80 <4>[ 70.575115] kfence_guarded_free+0x231/0x2f0 <4>[ 70.575124] ? jbd2_journal_stop+0x15f/0x380 <4>[ 70.575134] kmem_cache_free+0x318/0x360 <4>[ 70.575150] jbd2_journal_stop+0x15f/0x380 <4>[ 70.575165] __ext4_journal_stop+0x32/0xa0 <4>[ 70.575176] __mark_inode_dirty+0x15d/0x570 <4>[ 70.575189] generic_update_time+0x64/0xc0 <4>[ 70.575199] file_update_time+0x11b/0x130 <4>[ 70.575206] ? generic_write_checks+0x5c/0xc0 <4>[ 70.575220] ext4_buffered_write_iter+0x55/0x160 <4>[ 70.575233] new_sync_write+0x11a/0x1b0 <4>[ 70.575254] vfs_write+0x29f/0x390 <4>[ 70.575261] ksys_write+0x63/0xe0 <4>[ 70.575269] do_syscall_64+0x33/0x80 <4>[ 70.575274] entry_SYSCALL_64_after_hwframe+0x44/0xae <4>[ 70.575279] RIP: 0033:0x7f39bb645154 <4>[ 70.575283] Code: 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 8d 05 b1 07 2e 00 8b 00 85 c0 75 13 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 54 f3 c3 66 90 41 54 55 49 89 d4 53 48 89 f5 <4>[ 70.575287] RSP: 002b:00007ffdb75cad88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 <4>[ 70.575293] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f39bb645154 <4>[ 70.575296] RDX: 0000000000001000 RSI: 000055584dd3e4c0 RDI: 0000000000000001 <4>[ 70.575298] RBP: 000055584dd3e4c0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 70.575301] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f39bb921760 <4>[ 70.575303] R13: 0000000000001000 R14: 00007f39bb91d2a0 R15: 00007f39bb91c760