Oops#1 Part6 <7>[ 236.471338] i915 0000:00:02.0: [drm:intel_hdmi_handle_sink_scrambling [i915]] [CONNECTOR:588:HDMI-A-1] scrambling=no, TMDS bit clock ratio=1/10 <7>[ 236.472007] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0054 w(1) <7>[ 236.472175] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry <7>[ 236.472794] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0054 w(1) <7>[ 236.473062] i915 0000:00:02.0: [drm:drm_scdc_set_high_tmds_clock_ratio [drm_display_helper]] [CONNECTOR:588:HDMI-A-1] Failed to read TMDS config: -6 <7>[ 236.473088] i915 0000:00:02.0: [drm:intel_ddi_disable [i915]] [CONNECTOR:588:HDMI-A-1] Failed to reset sink scrambling/TMDS bit clock ratio <7>[ 236.473552] i915 0000:00:02.0: [drm:intel_disable_transcoder [i915]] disabling pipe A <7>[ 236.478288] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DDI_IO_B <7>[ 236.478626] i915 0000:00:02.0: [drm:intel_dpll_disable [i915]] disable DPLL 0 (active 0x1, on? 1) for [CRTC:171:pipe A] <7>[ 236.478852] i915 0000:00:02.0: [drm:intel_dpll_disable [i915]] disabling DPLL 0 <7>[ 236.479032] i915 0000:00:02.0: [drm:intel_set_cdclk [i915]] Pre changing CDCLK to 172800 kHz, VCO 345600 kHz, ref 38400 kHz, bypass 19200 kHz, voltage level 0 <7>[ 236.479352] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:587:DDI B/PHY B] <7>[ 236.479627] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:597:DDI TC1/PHY TC1] Oops#1 Part5 <7>[ 236.479861] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:599:DP-MST A] <7>[ 236.480099] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:600:DP-MST B] <7>[ 236.480296] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:601:DP-MST C] <7>[ 236.480456] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:602:DP-MST D] <7>[ 236.480612] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:607:DDI TC2/PHY TC2] <7>[ 236.480774] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:609:DP-MST A] <7>[ 236.480933] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:610:DP-MST B] <7>[ 236.481091] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:611:DP-MST C] <7>[ 236.481257] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:612:DP-MST D] <7>[ 236.481415] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:616:DDI TC3/PHY TC3] <7>[ 236.481574] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:618:DP-MST A] <7>[ 236.481804] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:619:DP-MST B] <7>[ 236.482037] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:620:DP-MST C] <7>[ 236.482278] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:621:DP-MST D] <7>[ 236.482507] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:625:DDI TC4/PHY TC4] <7>[ 236.482734] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:627:DP-MST A] Oops#1 Part4 <7>[ 236.482897] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:628:DP-MST B] <7>[ 236.483056] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:629:DP-MST C] <7>[ 236.483214] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:630:DP-MST D] <7>[ 236.483407] i915 0000:00:02.0: [drm:verify_connector_state [i915]] [CONNECTOR:588:HDMI-A-1] <7>[ 236.483740] i915 0000:00:02.0: [drm:gen9_dbuf_slices_update [i915]] Updating dbuf slices to 0x1 <7>[ 236.483981] i915 0000:00:02.0: [drm:intel_modeset_verify_crtc [i915]] [CRTC:171:pipe A] <7>[ 236.509546] i915 0000:00:02.0: [drm:intel_gt_set_wedged [i915]] called from intel_gt_set_wedged_on_fini+0x12/0x50 [i915] <7>[ 236.523405] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:588:HDMI-A-1] removing connector from sysfs <7>[ 236.526780] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:598:DP-1] removing connector from sysfs <7>[ 236.530243] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:608:DP-2] removing connector from sysfs <7>[ 236.533961] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:617:DP-3] removing connector from sysfs <7>[ 236.537768] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:626:DP-4] removing connector from sysfs <7>[ 236.563670] i915 0000:00:02.0: [drm:i915_hdcp_component_unbind [i915]] I915 HDCP comp unbind <7>[ 236.565999] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port D/TC#1: TC port mode reset (legacy -> disconnected) pin assignment: - max lanes: 4 Oops#1 Part3 <7>[ 236.566413] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port E/TC#2: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4 <7>[ 236.567944] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port F/TC#3: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4 <7>[ 236.569256] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling TC_cold_off <7>[ 236.570957] i915 0000:00:02.0: [drm:tgl_tc_cold_request [i915]] TC cold unblock succeeded <7>[ 236.571154] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port G/TC#4: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4 <1>[ 236.943892] BUG: kernel NULL pointer dereference, address: 0000000000000095 <1>[ 236.943901] #PF: supervisor read access in kernel mode <1>[ 236.943904] #PF: error_code(0x0000) - not-present page <6>[ 236.943908] PGD 0 P4D 0 <4>[ 236.943911] Oops: Oops: 0000 [#1] SMP NOPTI <4>[ 236.943915] CPU: 1 UID: 0 PID: 7580 Comm: perf_pmu Tainted: G S U L N 7.0.0-rc4-CI_DRM_18181-g7535044a2418+ #1 PREEMPT(lazy) <4>[ 236.943922] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [L]=SOFTLOCKUP, [N]=TEST <4>[ 236.943925] Hardware name: Intel(R) Client Systems NUC11TNHi5/NUC11TNBi5, BIOS TNTGL357.0042.2020.1221.1743 12/21/2020 <4>[ 236.943929] RIP: 0010:_free_event+0x3e/0x370 <4>[ 236.943935] Code: 60 04 00 00 e8 43 5a f3 ff 48 8d bb 80 04 00 00 e8 37 5a 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 Oops#1 Part2 <4>[ 236.943941] RSP: 0018:ffffc90001affcc0 EFLAGS: 00010246 <4>[ 236.943945] RAX: 0000000000000000 RBX: ffff888148dfd6a8 RCX: 0000000000000001 <4>[ 236.943948] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 <4>[ 236.943951] RBP: ffffc90001affcd8 R08: 0000000000000000 R09: 0000000000000000 <4>[ 236.943954] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 236.943957] R13: ffff888148dfd6a8 R14: ffff888148dfd9a0 R15: ffff888148dfd6a8 <4>[ 236.943959] FS: 0000000000000000(0000) GS:ffff88851bf1b000(0000) knlGS:0000000000000000 <4>[ 236.943964] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 236.943967] CR2: 0000000000000095 CR3: 000000000344c006 CR4: 0000000000f72ef0 <4>[ 236.943970] PKRU: 55555554 <4>[ 236.943972] Call Trace: <4>[ 236.943974] <4>[ 236.943977] perf_event_release_kernel+0x260/0x2d0 <4>[ 236.943982] perf_release+0x12/0x20 <4>[ 236.943985] __fput+0x10a/0x2f0 <4>[ 236.943990] ____fput+0x15/0x20 <4>[ 236.943993] task_work_run+0x60/0xb0 <4>[ 236.943998] do_exit+0x309/0xb80 <4>[ 236.944002] ? _raw_spin_unlock_irq+0x27/0x70 <4>[ 236.944008] ? trace_hardirqs_on+0x22/0x100 <4>[ 236.944014] do_group_exit+0x3a/0xb0 <4>[ 236.944018] __x64_sys_exit_group+0x18/0x20 <4>[ 236.944022] x64_sys_call+0x175a/0x26e0 <4>[ 236.944027] do_syscall_64+0xdd/0x1470 <4>[ 236.944032] ? trace_hardirqs_on_prepare+0xe1/0x100 <4>[ 236.944036] ? irqentry_exit+0x17d/0x780 <4>[ 236.944040] ? clear_bhb_loop+0x30/0x80 <4>[ 236.944045] entry_SYSCALL_64_after_hwframe+0x76/0x7e Oops#1 Part1 <4>[ 236.944048] RIP: 0033:0x785c32eee21d <4>[ 236.944052] Code: Unable to access opcode bytes at 0x785c32eee1f3. <4>[ 236.944055] RSP: 002b:00007ffffce255d8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 <4>[ 236.944059] RAX: ffffffffffffffda RBX: 0000785c33004fa8 RCX: 0000785c32eee21d <4>[ 236.944062] RDX: 00000000000000e7 RSI: fffffffffffffed8 RDI: 0000000000000062 <4>[ 236.944065] RBP: 00007ffffce25630 R08: 00007ffffce25580 R09: 0000000000000007 <4>[ 236.944068] R10: 00005cd113921a80 R11: 0000000000000202 R12: 0000000000000003 <4>[ 236.944072] R13: 0000000000000000 R14: 0000000000000062 R15: 0000785c33004fc0 <4>[ 236.944078] <4>[ 236.944079] Modules linked in: vgem snd_hda_codec_intelhdmi snd_hda_codec_hdmi prime_numbers drm_buddy ttm drm_display_helper cec rc_core i2c_algo_bit kunit tps6598x typec intel_rapl_msr intel_rapl_common intel_uncore_frequency intel_uncore_frequency_common cmdlinepart x86_pkg_temp_thermal intel_powerclamp spi_nor ee1004 mtd mei_pxp coretemp mei_hdcp wmi_bmof kvm_intel snd_intel_dspcfg snd_hda_codec kvm snd_hda_core snd_hwdep irqbypass ghash_clmulni_intel aesni_intel snd_pcm rapl snd_timer intel_cstate i2c_i801 snd i2c_mux spi_intel_pci video spi_intel i2c_smbus soundcore igc mei_me idma64 thunderbolt mei binfmt_misc serial_multi_instantiate intel_pmc_core pmt_telemetry pmt_discovery pmt_class igen6_edac wmi nls_iso8859_1 intel_pmc_ssram_telemetry acpi_pad acpi_tad pinctrl_tigerlake intel_vsec dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4 [last unloaded: i915] <4>[ 236.944151] CR2: 0000000000000095 <4>[ 236.944154] ---[ end trace 0000000000000000 ]---