Oops#1 Part6 <7>[ 126.990312] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry <7>[ 126.990864] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0054 w(1) <7>[ 126.991101] 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>[ 126.991116] 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>[ 126.991576] i915 0000:00:02.0: [drm:intel_disable_transcoder [i915]] disabling pipe A <7>[ 126.996392] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DDI_IO_B <7>[ 126.996690] i915 0000:00:02.0: [drm:intel_dpll_disable [i915]] disable DPLL 0 (active 0x1, on? 1) for [CRTC:171:pipe A] <7>[ 126.996911] i915 0000:00:02.0: [drm:intel_dpll_disable [i915]] disabling DPLL 0 <7>[ 126.997091] 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>[ 126.997373] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:587:DDI B/PHY B] <7>[ 126.997558] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:597:DDI TC1/PHY TC1] <7>[ 126.997718] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:599:DP-MST A] <7>[ 126.997879] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:600:DP-MST B] <7>[ 126.998042] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:601:DP-MST C] Oops#1 Part5 <7>[ 126.998202] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:602:DP-MST D] <7>[ 126.998370] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:607:DDI TC2/PHY TC2] <7>[ 126.998530] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:609:DP-MST A] <7>[ 126.998716] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:610:DP-MST B] <7>[ 126.998872] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:611:DP-MST C] <7>[ 126.999028] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:612:DP-MST D] <7>[ 126.999184] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:616:DDI TC3/PHY TC3] <7>[ 126.999348] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:618:DP-MST A] <7>[ 126.999504] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:619:DP-MST B] <7>[ 126.999665] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:620:DP-MST C] <7>[ 126.999825] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:621:DP-MST D] <7>[ 126.999982] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:625:DDI TC4/PHY TC4] <7>[ 127.000139] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:627:DP-MST A] <7>[ 127.000295] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:628:DP-MST B] <7>[ 127.000470] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:629:DP-MST C] <7>[ 127.000627] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:630:DP-MST D] Oops#1 Part4 <7>[ 127.000782] i915 0000:00:02.0: [drm:verify_connector_state [i915]] [CONNECTOR:588:HDMI-A-1] <7>[ 127.001117] i915 0000:00:02.0: [drm:gen9_dbuf_slices_update [i915]] Updating dbuf slices to 0x1 <7>[ 127.001361] i915 0000:00:02.0: [drm:intel_modeset_verify_crtc [i915]] [CRTC:171:pipe A] <7>[ 127.031161] i915 0000:00:02.0: [drm:intel_gt_set_wedged [i915]] called from intel_gt_set_wedged_on_fini+0x12/0x50 [i915] <7>[ 127.046626] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:588:HDMI-A-1] removing connector from sysfs <7>[ 127.049458] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:598:DP-1] removing connector from sysfs <7>[ 127.052509] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:608:DP-2] removing connector from sysfs <7>[ 127.055913] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:617:DP-3] removing connector from sysfs <7>[ 127.058931] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:626:DP-4] removing connector from sysfs <7>[ 127.082284] i915 0000:00:02.0: [drm:i915_hdcp_component_unbind [i915]] I915 HDCP comp unbind <7>[ 127.086142] 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 <7>[ 127.086731] 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>[ 127.089062] 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 Oops#1 Part3 <7>[ 127.091021] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling TC_cold_off <7>[ 127.092769] i915 0000:00:02.0: [drm:tgl_tc_cold_request [i915]] TC cold unblock succeeded <7>[ 127.093020] 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>[ 127.489872] BUG: kernel NULL pointer dereference, address: 0000000000000095 <1>[ 127.489881] #PF: supervisor read access in kernel mode <1>[ 127.489884] #PF: error_code(0x0000) - not-present page <6>[ 127.489887] PGD 0 P4D 0 <4>[ 127.489890] Oops: Oops: 0000 [#1] SMP NOPTI <4>[ 127.489894] CPU: 1 UID: 0 PID: 2267 Comm: perf_pmu Tainted: G S U L N 7.0.0-rc4-CI_DRM_18174-g61409ba11a36+ #1 PREEMPT(lazy) <4>[ 127.489901] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [L]=SOFTLOCKUP, [N]=TEST <4>[ 127.489903] Hardware name: Intel(R) Client Systems NUC11TNHi5/NUC11TNBi5, BIOS TNTGL357.0042.2020.1221.1743 12/21/2020 <4>[ 127.489908] RIP: 0010:_free_event+0x3e/0x370 <4>[ 127.489914] 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 <4>[ 127.489920] RSP: 0018:ffffc9000052fae0 EFLAGS: 00010246 <4>[ 127.489924] RAX: 0000000000000000 RBX: ffff888101ab1f88 RCX: 0000000000000001 <4>[ 127.489927] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 <4>[ 127.489930] RBP: ffffc9000052faf8 R08: 0000000000000000 R09: 0000000000000000 Oops#1 Part2 <4>[ 127.489933] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 127.489935] R13: ffff888101ab1f88 R14: ffff888101ab2280 R15: ffff888101ab1f88 <4>[ 127.489938] FS: 0000000000000000(0000) GS:ffff88851bf1b000(0000) knlGS:0000000000000000 <4>[ 127.489943] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 127.489946] CR2: 0000000000000095 CR3: 000000000344c003 CR4: 0000000000f72ef0 <4>[ 127.489949] PKRU: 55555554 <4>[ 127.489951] Call Trace: <4>[ 127.489953] <4>[ 127.489956] perf_event_release_kernel+0x260/0x2d0 <4>[ 127.489961] perf_release+0x12/0x20 <4>[ 127.489964] __fput+0x10a/0x2f0 <4>[ 127.489969] ____fput+0x15/0x20 <4>[ 127.489972] task_work_run+0x60/0xb0 <4>[ 127.489976] do_exit+0x309/0xb80 <4>[ 127.489980] ? _raw_spin_unlock_irq+0x27/0x70 <4>[ 127.489985] ? trace_hardirqs_on+0x22/0x100 <4>[ 127.489991] do_group_exit+0x3a/0xb0 <4>[ 127.489995] __x64_sys_exit_group+0x18/0x20 <4>[ 127.489999] x64_sys_call+0x175a/0x26e0 <4>[ 127.490004] do_syscall_64+0xdd/0x1470 <4>[ 127.490009] ? __lock_acquire+0x43e/0x2790 <4>[ 127.490013] ? do_wp_page+0x904/0xef0 <4>[ 127.490020] ? find_held_lock+0x31/0x90 <4>[ 127.490024] ? rcu_read_unlock+0x1c/0x80 <4>[ 127.490028] ? lock_release+0xd0/0x2b0 <4>[ 127.490032] ? find_held_lock+0x31/0x90 <4>[ 127.490035] ? exc_page_fault+0x96/0x2c0 <4>[ 127.490039] ? lock_release+0xd0/0x2b0 <4>[ 127.490044] ? trace_hardirqs_on_prepare+0xe1/0x100 <4>[ 127.490048] ? irqentry_exit+0x17d/0x780 <4>[ 127.490052] ? clear_bhb_loop+0x30/0x80 <4>[ 127.490056] entry_SYSCALL_64_after_hwframe+0x76/0x7e Oops#1 Part1 <4>[ 127.490060] RIP: 0033:0x7970c70ee21d <4>[ 127.490063] Code: Unable to access opcode bytes at 0x7970c70ee1f3. <4>[ 127.490066] RSP: 002b:00007ffe703a25f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 <4>[ 127.490070] RAX: ffffffffffffffda RBX: 00007970c7204fa8 RCX: 00007970c70ee21d <4>[ 127.490073] RDX: 00000000000000e7 RSI: fffffffffffffed8 RDI: 0000000000000062 <4>[ 127.490077] RBP: 00007ffe703a2650 R08: 00007ffe703a25a0 R09: 0000000000000007 <4>[ 127.490080] R10: 000059abeb8fda80 R11: 0000000000000202 R12: 0000000000000003 <4>[ 127.490083] R13: 0000000000000000 R14: 0000000000000062 R15: 00007970c7204fc0 <4>[ 127.490089] <4>[ 127.490090] 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 x86_pkg_temp_thermal intel_powerclamp coretemp cmdlinepart spi_nor ee1004 mtd mei_pxp mei_hdcp kvm_intel wmi_bmof kvm irqbypass ghash_clmulni_intel snd_intel_dspcfg aesni_intel snd_hda_codec rapl snd_hda_core snd_hwdep intel_cstate snd_pcm i2c_i801 snd_timer snd spi_intel_pci i2c_mux igc spi_intel i2c_smbus soundcore video mei_me idma64 binfmt_misc mei igen6_edac thunderbolt serial_multi_instantiate nls_iso8859_1 intel_pmc_core pmt_telemetry pmt_discovery wmi pmt_class intel_pmc_ssram_telemetry pinctrl_tigerlake acpi_tad intel_vsec acpi_pad dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4 [last unloaded: i915] <4>[ 127.490157] CR2: 0000000000000095 <4>[ 127.490160] ---[ end trace 0000000000000000 ]---