Oops#1 Part4 <7>[ 206.930769] i915 0000:03:00.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:538:DP-MST C] <7>[ 206.931081] i915 0000:03:00.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:539:DP-MST D] <7>[ 206.931383] i915 0000:03:00.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:546:DDI D/PHY D] <7>[ 206.931685] i915 0000:03:00.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:548:DP-MST A] <7>[ 206.931988] i915 0000:03:00.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:549:DP-MST B] <7>[ 206.932254] i915 0000:03:00.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:550:DP-MST C] <7>[ 206.932519] i915 0000:03:00.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:551:DP-MST D] <7>[ 206.932786] i915 0000:03:00.0: [drm:verify_connector_state [i915]] [CONNECTOR:529:HDMI-A-1] <7>[ 206.933114] i915 0000:03:00.0: [drm:gen9_dbuf_slices_update [i915]] Updating dbuf slices to 0x1 <7>[ 206.933529] i915 0000:03:00.0: [drm:intel_modeset_verify_crtc [i915]] [CRTC:150:pipe A] <7>[ 206.946501] i915 0000:03:00.0: [drm:intel_gt_set_wedged [i915]] called from intel_gt_set_wedged_on_fini+0x12/0x50 [i915] <7>[ 206.972806] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:507:DP-1] removing connector from sysfs <7>[ 206.974300] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:520:DP-2] removing connector from sysfs <7>[ 206.974609] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:529:HDMI-A-1] removing connector from sysfs <7>[ 206.979313] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:535:DP-3] removing connector from sysfs Oops#1 Part3 <7>[ 206.979805] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:543:HDMI-A-2] removing connector from sysfs <7>[ 206.981606] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:547:DP-4] removing connector from sysfs <7>[ 206.983494] i915 0000:03:00.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:555:HDMI-A-3] removing connector from sysfs <1>[ 207.485824] BUG: kernel NULL pointer dereference, address: 0000000000000095 <1>[ 207.485832] #PF: supervisor read access in kernel mode <1>[ 207.485836] #PF: error_code(0x0000) - not-present page <6>[ 207.485840] PGD 0 P4D 0 <4>[ 207.485843] Oops: Oops: 0000 [#1] SMP NOPTI <4>[ 207.485848] CPU: 5 UID: 0 PID: 2221 Comm: perf_pmu Tainted: G S U L 7.0.0-rc2-CI_DRM_18099-g248385bc21fb+ #1 PREEMPT(lazy) <4>[ 207.485856] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [L]=SOFTLOCKUP <4>[ 207.485859] Hardware name: Intel Corporation CoffeeLake Client Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWR1.R00.X220.B00.2103302221 03/30/2021 <4>[ 207.485865] RIP: 0010:_free_event+0x3e/0x370 <4>[ 207.485872] Code: 60 04 00 00 e8 83 5b f3 ff 48 8d bb 80 04 00 00 e8 77 5b f3 ff 48 83 bb 08 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>[ 207.485880] RSP: 0018:ffffc90002f37b10 EFLAGS: 00010246 <4>[ 207.485885] RAX: 0000000000000000 RBX: ffff88810147e668 RCX: 0000000000000001 <4>[ 207.485889] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 <4>[ 207.485893] RBP: ffffc90002f37b28 R08: 0000000000000000 R09: 0000000000000000 Oops#1 Part2 <4>[ 207.485897] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 207.485901] R13: ffff88810147e668 R14: ffff88810147e960 R15: ffff88810147e668 <4>[ 207.485905] FS: 0000000000000000(0000) GS:ffff8884d9919000(0000) knlGS:0000000000000000 <4>[ 207.485911] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 207.485914] CR2: 0000000000000095 CR3: 000000000344c004 CR4: 00000000003726f0 <4>[ 207.485919] Call Trace: <4>[ 207.485922] <4>[ 207.485925] perf_event_release_kernel+0x260/0x2d0 <4>[ 207.485931] perf_release+0x12/0x20 <4>[ 207.485935] __fput+0x10a/0x2f0 <4>[ 207.485939] ____fput+0x15/0x20 <4>[ 207.485943] task_work_run+0x60/0xb0 <4>[ 207.485947] do_exit+0x2f3/0xb60 <4>[ 207.485952] ? _raw_spin_unlock_irq+0x27/0x70 <4>[ 207.485958] ? trace_hardirqs_on+0x22/0x100 <4>[ 207.485964] do_group_exit+0x3a/0xb0 <4>[ 207.485969] __x64_sys_exit_group+0x18/0x20 <4>[ 207.485974] x64_sys_call+0x175a/0x26e0 <4>[ 207.485979] do_syscall_64+0xdd/0x1470 <4>[ 207.485984] ? __lock_acquire+0x43e/0x2790 <4>[ 207.485989] ? do_wp_page+0x924/0xf10 <4>[ 207.485997] ? find_held_lock+0x31/0x90 <4>[ 207.486001] ? rcu_read_unlock+0x1c/0x80 <4>[ 207.486005] ? lock_release+0xd0/0x2b0 <4>[ 207.486011] ? find_held_lock+0x31/0x90 <4>[ 207.486015] ? exc_page_fault+0x96/0x2c0 <4>[ 207.486020] ? lock_release+0xd0/0x2b0 <4>[ 207.486025] ? trace_hardirqs_on_prepare+0xe1/0x100 <4>[ 207.486030] ? irqentry_exit+0x17d/0x7c0 <4>[ 207.486035] ? clear_bhb_loop+0x30/0x80 <4>[ 207.486040] entry_SYSCALL_64_after_hwframe+0x76/0x7e <4>[ 207.486044] RIP: 0033:0x778f222ee21d Oops#1 Part1 <4>[ 207.486048] Code: Unable to access opcode bytes at 0x778f222ee1f3. <4>[ 207.486052] RSP: 002b:00007ffe20610438 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 <4>[ 207.486058] RAX: ffffffffffffffda RBX: 0000778f22404fa8 RCX: 0000778f222ee21d <4>[ 207.486062] RDX: 00000000000000e7 RSI: fffffffffffffed8 RDI: 0000000000000062 <4>[ 207.486066] RBP: 00007ffe20610490 R08: 00007ffe206103e0 R09: 0000000000000007 <4>[ 207.486070] R10: 00005e819e5bb9f0 R11: 0000000000000202 R12: 0000000000000003 <4>[ 207.486074] R13: 0000000000000000 R14: 0000000000000062 R15: 0000778f22404fc0 <4>[ 207.486082] <4>[ 207.486084] Modules linked in: 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 cmdlinepart intel_uncore_frequency intel_uncore_frequency_common spi_nor ppdev ee1004 mtd mei_hdcp mei_pxp intel_tcc_cooling intel_wmi_thunderbolt x86_pkg_temp_thermal wmi_bmof intel_powerclamp coretemp kvm_intel snd_intel_dspcfg kvm snd_hda_codec irqbypass ghash_clmulni_intel aesni_intel snd_hda_core snd_hwdep rapl intel_cstate i2c_i801 snd_pcm i2c_mux e1000e spi_intel_pci snd_timer i2c_smbus spi_intel snd soundcore parport_pc parport video binfmt_misc intel_pmc_core pmt_telemetry pmt_discovery pinctrl_cannonlake wmi pmt_class mei_me intel_pmc_ssram_telemetry intel_vsec mei acpi_tad acpi_pad idma64 nls_iso8859_1 intel_pch_thermal input_leds serio_raw dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4 [last unloaded: i915] <4>[ 207.486168] CR2: 0000000000000095 <4>[ 207.486171] ---[ end trace 0000000000000000 ]---