Oops#1 Part6 <7>[ 345.438467] 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>[ 345.439201] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0054 w(1) <7>[ 345.439393] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry <7>[ 345.440042] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0054 w(1) <7>[ 345.440257] 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>[ 345.440276] 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>[ 345.440678] i915 0000:00:02.0: [drm:intel_disable_transcoder [i915]] disabling pipe A <7>[ 345.445369] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DDI_IO_B <7>[ 345.445780] i915 0000:00:02.0: [drm:intel_dpll_disable [i915]] disable DPLL 0 (active 0x1, on? 1) for [CRTC:171:pipe A] <7>[ 345.446052] i915 0000:00:02.0: [drm:intel_dpll_disable [i915]] disabling DPLL 0 <7>[ 345.446279] 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>[ 345.446649] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:587:DDI B/PHY B] <7>[ 345.446867] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:597:DDI TC1/PHY TC1] <7>[ 345.447060] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:599:DP-MST A] Oops#1 Part5 <7>[ 345.447254] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:600:DP-MST B] <7>[ 345.447631] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:601:DP-MST C] <7>[ 345.447898] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:602:DP-MST D] <7>[ 345.448154] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:607:DDI TC2/PHY TC2] <7>[ 345.448428] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:609:DP-MST A] <7>[ 345.448680] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:610:DP-MST B] <7>[ 345.448936] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:611:DP-MST C] <7>[ 345.449187] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:612:DP-MST D] <7>[ 345.449462] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:616:DDI TC3/PHY TC3] <7>[ 345.449719] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:618:DP-MST A] <7>[ 345.449973] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:619:DP-MST B] <7>[ 345.450230] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:620:DP-MST C] <7>[ 345.450502] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:621:DP-MST D] <7>[ 345.450708] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:625:DDI TC4/PHY TC4] <7>[ 345.450911] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:627:DP-MST A] <7>[ 345.451113] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:628:DP-MST B] Oops#1 Part4 <7>[ 345.451313] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:629:DP-MST C] <7>[ 345.451537] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:630:DP-MST D] <7>[ 345.451739] i915 0000:00:02.0: [drm:verify_connector_state [i915]] [CONNECTOR:588:HDMI-A-1] <7>[ 345.452163] i915 0000:00:02.0: [drm:gen9_dbuf_slices_update [i915]] Updating dbuf slices to 0x1 <7>[ 345.452476] i915 0000:00:02.0: [drm:intel_modeset_verify_crtc [i915]] [CRTC:171:pipe A] <7>[ 345.480069] i915 0000:00:02.0: [drm:intel_gt_set_wedged [i915]] called from intel_gt_set_wedged_on_fini+0x12/0x50 [i915] <7>[ 345.494564] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:588:HDMI-A-1] removing connector from sysfs <7>[ 345.501064] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:598:DP-1] removing connector from sysfs <7>[ 345.505312] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:608:DP-2] removing connector from sysfs <7>[ 345.510626] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:617:DP-3] removing connector from sysfs <7>[ 345.521808] i915 0000:00:02.0: [drm:drm_sysfs_connector_remove] [CONNECTOR:626:DP-4] removing connector from sysfs <7>[ 345.552850] i915 0000:00:02.0: [drm:i915_hdcp_component_unbind [i915]] I915 HDCP comp unbind <7>[ 345.556965] 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>[ 345.557482] 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 Oops#1 Part3 <7>[ 345.559727] 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>[ 345.561960] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling TC_cold_off <7>[ 345.564213] i915 0000:00:02.0: [drm:tgl_tc_cold_request [i915]] TC cold unblock succeeded <7>[ 345.564790] 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>[ 345.970427] BUG: kernel NULL pointer dereference, address: 0000000000000095 <1>[ 345.970435] #PF: supervisor read access in kernel mode <1>[ 345.970438] #PF: error_code(0x0000) - not-present page <6>[ 345.970441] PGD 0 P4D 0 <4>[ 345.970444] Oops: Oops: 0000 [#1] SMP NOPTI <4>[ 345.970449] CPU: 3 UID: 0 PID: 2449 Comm: perf_pmu Tainted: G S U L N 7.1.0-rc2-CI_DRM_18452-g680a4832a818+ #1 PREEMPT(lazy) <4>[ 345.970455] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [L]=SOFTLOCKUP, [N]=TEST <4>[ 345.970458] Hardware name: Intel(R) Client Systems NUC11TNHi5/NUC11TNBi5, BIOS TNTGL357.0042.2020.1221.1743 12/21/2020 <4>[ 345.970462] RIP: 0010:_free_event+0x3e/0x370 <4>[ 345.970468] Code: 50 04 00 00 e8 f3 d7 f2 ff 48 8d bb 70 04 00 00 e8 e7 d7 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>[ 345.970475] RSP: 0018:ffffc90007787c28 EFLAGS: 00010246 <4>[ 345.970478] RAX: 0000000000000000 RBX: ffff88811d1f9748 RCX: 0000000000000001 <4>[ 345.970481] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 Oops#1 Part2 <4>[ 345.970484] RBP: ffffc90007787c40 R08: 0000000000000000 R09: 0000000000000000 <4>[ 345.970487] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 345.970490] R13: ffff88811d1f9748 R14: ffff88811d1f9a38 R15: ffff88811d1f9748 <4>[ 345.970493] FS: 0000000000000000(0000) GS:ffff88851c203000(0000) knlGS:0000000000000000 <4>[ 345.970497] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 345.970500] CR2: 0000000000000095 CR3: 000000000344a005 CR4: 0000000000f72ef0 <4>[ 345.970504] PKRU: 55555554 <4>[ 345.970506] Call Trace: <4>[ 345.970508] <4>[ 345.970510] perf_event_release_kernel+0x260/0x2d0 <4>[ 345.970516] perf_release+0x12/0x20 <4>[ 345.970519] __fput+0x10a/0x300 <4>[ 345.970524] ____fput+0x15/0x20 <4>[ 345.970527] task_work_run+0x60/0xb0 <4>[ 345.970532] do_exit+0x316/0xb60 <4>[ 345.970536] ? _raw_spin_unlock_irq+0x27/0x70 <4>[ 345.970541] ? trace_hardirqs_on+0x22/0xf0 <4>[ 345.970546] do_group_exit+0x3a/0xb0 <4>[ 345.970550] __x64_sys_exit_group+0x18/0x20 <4>[ 345.970553] x64_sys_call+0x175a/0x26e0 <4>[ 345.970558] do_syscall_64+0x103/0x1410 <4>[ 345.970563] ? lock_release+0xd0/0x2b0 <4>[ 345.970568] ? find_held_lock+0x31/0x90 <4>[ 345.970572] ? exc_page_fault+0x96/0x2b0 <4>[ 345.970576] ? lock_release+0xd0/0x2b0 <4>[ 345.970579] ? trace_hardirqs_on_prepare+0xd7/0xf0 <4>[ 345.970584] ? do_syscall_64+0x34/0x1410 <4>[ 345.970588] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e <4>[ 345.970591] ? trace_hardirqs_on+0x22/0xf0 <4>[ 345.970595] ? do_syscall_64+0xb8/0x1410 <4>[ 345.970599] ? clear_bhb_loop+0x30/0x80 <4>[ 345.970603] entry_SYSCALL_64_after_hwframe+0x76/0x7e Oops#1 Part1 <4>[ 345.970606] RIP: 0033:0x77f07e6ee21d <4>[ 345.970610] Code: Unable to access opcode bytes at 0x77f07e6ee1f3. <4>[ 345.970612] RSP: 002b:00007ffc7a3052e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 <4>[ 345.970617] RAX: ffffffffffffffda RBX: 000077f07e804fa8 RCX: 000077f07e6ee21d <4>[ 345.970620] RDX: 00000000000000e7 RSI: fffffffffffffed8 RDI: 0000000000000062 <4>[ 345.970623] RBP: 00007ffc7a305340 R08: 00007ffc7a305290 R09: 0000000000000007 <4>[ 345.970627] R10: 00005994385eea80 R11: 0000000000000206 R12: 0000000000000003 <4>[ 345.970630] R13: 0000000000000000 R14: 0000000000000062 R15: 000077f07e804fc0 <4>[ 345.970636] <4>[ 345.970638] 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 intel_rapl_msr intel_rapl_common intel_uncore_frequency intel_uncore_frequency_common cmdlinepart x86_pkg_temp_thermal intel_powerclamp ee1004 spi_nor coretemp mei_hdcp mei_pxp mtd tps6598x typec wmi_bmof kvm_intel kvm snd_intel_dspcfg snd_hda_codec irqbypass aesni_intel snd_hda_core gf128mul snd_hwdep rapl intel_cstate i2c_i801 snd_pcm i2c_mux snd_timer spi_intel_pci i2c_smbus video spi_intel igc snd mei_me soundcore mei idma64 serial_multi_instantiate binfmt_misc intel_pmc_core pmt_telemetry pmt_discovery pmt_class intel_pmc_ssram_telemetry pinctrl_tigerlake intel_vsec igen6_edac acpi_tad thunderbolt nls_iso8859_1 acpi_pad wmi dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4 [last unloaded: i915] <4>[ 345.970704] CR2: 0000000000000095 <4>[ 345.970707] ---[ end trace 0000000000000000 ]---