Oops#1 Part3 <7>[ 457.211870] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:544:HDMI-A-2] removing connector from sysfs <7>[ 457.217045] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:548:DP-4] removing connector from sysfs <7>[ 457.219896] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:556:HDMI-A-3] removing connector from sysfs <1>[ 457.675992] BUG: kernel NULL pointer dereference, address: 0000000000000095 <1>[ 457.676000] #PF: supervisor read access in kernel mode <1>[ 457.676003] #PF: error_code(0x0000) - not-present page <6>[ 457.676007] PGD 0 P4D 0 <4>[ 457.676011] Oops: Oops: 0000 [#1] SMP NOPTI <4>[ 457.676015] CPU: 3 UID: 0 PID: 9690 Comm: perf_pmu Tainted: G S U L 7.1.0-rc5-CI_DRM_18558-g14d3e29c36be+ #1 PREEMPT(lazy) <4>[ 457.676022] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [L]=SOFTLOCKUP <4>[ 457.676025] Hardware name: Intel Corporation CoffeeLake Client Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWR1.R00.X220.B00.2103302221 03/30/2021 <4>[ 457.676031] RIP: 0010:_free_event+0x3e/0x370 <4>[ 457.676037] Code: 50 04 00 00 e8 53 d8 f2 ff 48 8d bb 70 04 00 00 e8 47 d8 f2 ff 48 83 bb 00 03 00 00 00 0f 84 e9 00 00 00 48 8b 83 98 00 00 00 80 95 00 00 00 08 74 0d f6 83 02 01 00 00 10 0f 84 a8 00 00 00 <4>[ 457.676044] RSP: 0018:ffffc90001563b88 EFLAGS: 00010246 <4>[ 457.676048] RAX: 0000000000000000 RBX: ffff8881015164c8 RCX: 0000000000000001 <4>[ 457.676052] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 <4>[ 457.676056] RBP: ffffc90001563ba0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 457.676060] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 Oops#1 Part2 <4>[ 457.676063] R13: ffff8881015164c8 R14: ffff8881015167b8 R15: ffff8881015164c8 <4>[ 457.676067] FS: 0000000000000000(0000) GS:ffff8884d9803000(0000) knlGS:0000000000000000 <4>[ 457.676072] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 457.676075] CR2: 0000000000000095 CR3: 000000000344a002 CR4: 00000000003726f0 <4>[ 457.676079] Call Trace: <4>[ 457.676081] <4>[ 457.676084] perf_event_release_kernel+0x260/0x2d0 <4>[ 457.676089] perf_release+0x12/0x20 <4>[ 457.676092] __fput+0x10a/0x300 <4>[ 457.676097] ____fput+0x15/0x20 <4>[ 457.676100] task_work_run+0x60/0xb0 <4>[ 457.676105] do_exit+0x33c/0xb80 <4>[ 457.676108] ? _raw_spin_unlock_irq+0x27/0x70 <4>[ 457.676113] ? trace_hardirqs_on+0x22/0xf0 <4>[ 457.676119] do_group_exit+0x3a/0xb0 <4>[ 457.676123] __x64_sys_exit_group+0x18/0x20 <4>[ 457.676126] x64_sys_call+0x175a/0x26e0 <4>[ 457.676131] do_syscall_64+0x103/0x6d0 <4>[ 457.676136] ? find_held_lock+0x31/0x90 <4>[ 457.676140] ? rcu_read_unlock+0x1c/0x80 <4>[ 457.676144] ? lock_release+0xd0/0x2b0 <4>[ 457.676148] ? find_held_lock+0x31/0x90 <4>[ 457.676151] ? exc_page_fault+0x96/0x2b0 <4>[ 457.676155] ? lock_release+0xd0/0x2b0 <4>[ 457.676159] ? trace_hardirqs_on_prepare+0xd7/0xf0 <4>[ 457.676164] ? do_syscall_64+0x34/0x6d0 <4>[ 457.676167] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e <4>[ 457.676171] ? trace_hardirqs_on+0x22/0xf0 <4>[ 457.676176] ? do_syscall_64+0xb8/0x6d0 <4>[ 457.676179] ? clear_bhb_loop+0x30/0x80 <4>[ 457.676182] entry_SYSCALL_64_after_hwframe+0x76/0x7e <4>[ 457.676186] RIP: 0033:0x7f50056ee21d Oops#1 Part1 <4>[ 457.676189] Code: Unable to access opcode bytes at 0x7f50056ee1f3. <4>[ 457.676193] RSP: 002b:00007ffd0d6cacc8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 <4>[ 457.676198] RAX: ffffffffffffffda RBX: 00007f5005804fa8 RCX: 00007f50056ee21d <4>[ 457.676202] RDX: 00000000000000e7 RSI: fffffffffffffed8 RDI: 0000000000000062 <4>[ 457.676205] RBP: 00007ffd0d6cad20 R08: 00007ffd0d6cac70 R09: 0000000000000007 <4>[ 457.676209] R10: 00005c9289551d50 R11: 0000000000000202 R12: 0000000000000003 <4>[ 457.676212] R13: 0000000000000000 R14: 0000000000000062 R15: 00007f5005804fc0 <4>[ 457.676219] <4>[ 457.676221] Modules linked in: vgem snd_hda_codec_intelhdmi snd_hda_codec_hdmi mei_lb mei_gsc prime_numbers drm_buddy ttm drm_display_helper cec rc_core i2c_algo_bit kunit intel_rapl_msr intel_rapl_common intel_uncore_frequency intel_uncore_frequency_common intel_tcc_cooling cmdlinepart spi_nor x86_pkg_temp_thermal intel_powerclamp mtd ee1004 ppdev coretemp mei_hdcp mei_pxp wmi_bmof intel_wmi_thunderbolt kvm_intel kvm irqbypass snd_intel_dspcfg aesni_intel gf128mul snd_hda_codec rapl snd_hda_core snd_hwdep intel_cstate snd_pcm video i2c_i801 spi_intel_pci e1000e i2c_mux snd_timer spi_intel snd i2c_smbus soundcore parport_pc parport binfmt_misc intel_pmc_core pmt_telemetry pinctrl_cannonlake pmt_discovery pmt_class intel_pmc_ssram_telemetry intel_vsec acpi_pad acpi_tad wmi mei_me mei idma64 intel_pch_thermal nls_iso8859_1 input_leds serio_raw dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4 [last unloaded: i915] <4>[ 457.676295] CR2: 0000000000000095 <4>[ 457.676299] ---[ end trace 0000000000000000 ]---