Oops#1 Part3 <7>[ 362.652488] 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>[ 362.654430] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling TC_cold_off <7>[ 362.656223] i915 0000:00:02.0: [drm:tgl_tc_cold_request [i915]] TC cold unblock succeeded <7>[ 362.656546] 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>[ 363.047186] BUG: kernel NULL pointer dereference, address: 0000000000000095 <1>[ 363.047194] #PF: supervisor read access in kernel mode <1>[ 363.047197] #PF: error_code(0x0000) - not-present page <6>[ 363.047200] PGD 0 P4D 0 <4>[ 363.047203] Oops: Oops: 0000 [#1] SMP NOPTI <4>[ 363.047207] CPU: 4 UID: 0 PID: 2858 Comm: perf_pmu Tainted: G S U L N 7.0.0-CI_DRM_18327-gbf1886f46ace+ #1 PREEMPT(lazy) <4>[ 363.047213] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [L]=SOFTLOCKUP, [N]=TEST <4>[ 363.047216] Hardware name: Intel(R) Client Systems NUC11TNHi5/NUC11TNBi5, BIOS TNTGL357.0042.2020.1221.1743 12/21/2020 <4>[ 363.047220] RIP: 0010:_free_event+0x3e/0x370 <4>[ 363.047226] Code: 60 04 00 00 e8 03 58 f3 ff 48 8d bb 80 04 00 00 e8 f7 57 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>[ 363.047232] RSP: 0018:ffffc900004f3ba0 EFLAGS: 00010246 <4>[ 363.047235] RAX: 0000000000000000 RBX: ffff888176fa97a8 RCX: 0000000000000001 <4>[ 363.047238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 Oops#1 Part2 <4>[ 363.047241] RBP: ffffc900004f3bb8 R08: 0000000000000000 R09: 0000000000000000 <4>[ 363.047243] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 363.047246] R13: ffff888176fa97a8 R14: ffff888176fa9aa0 R15: ffff888176fa97a8 <4>[ 363.047249] FS: 0000000000000000(0000) GS:ffff88851c097000(0000) knlGS:0000000000000000 <4>[ 363.047254] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 363.047256] CR2: 0000000000000095 CR3: 000000000344c003 CR4: 0000000000f72ef0 <4>[ 363.047260] PKRU: 55555554 <4>[ 363.047262] Call Trace: <4>[ 363.047263] <4>[ 363.047266] perf_event_release_kernel+0x260/0x2d0 <4>[ 363.047270] perf_release+0x12/0x20 <4>[ 363.047274] __fput+0x10a/0x2f0 <4>[ 363.047278] ____fput+0x15/0x20 <4>[ 363.047281] task_work_run+0x60/0xb0 <4>[ 363.047285] do_exit+0x309/0xb80 <4>[ 363.047288] ? _raw_spin_unlock_irq+0x27/0x70 <4>[ 363.047292] ? trace_hardirqs_on+0x22/0x100 <4>[ 363.047298] do_group_exit+0x3a/0xb0 <4>[ 363.047301] __x64_sys_exit_group+0x18/0x20 <4>[ 363.047304] x64_sys_call+0x175a/0x26e0 <4>[ 363.047308] do_syscall_64+0xdd/0x1440 <4>[ 363.047312] ? find_held_lock+0x31/0x90 <4>[ 363.047316] ? rcu_read_unlock+0x1c/0x80 <4>[ 363.047321] ? lock_release+0xd0/0x2b0 <4>[ 363.047325] ? find_held_lock+0x31/0x90 <4>[ 363.047328] ? exc_page_fault+0x96/0x2c0 <4>[ 363.047331] ? lock_release+0xd0/0x2b0 <4>[ 363.047336] ? trace_hardirqs_on_prepare+0xe1/0x100 <4>[ 363.047339] ? irqentry_exit+0x17d/0x780 <4>[ 363.047343] ? clear_bhb_loop+0x30/0x80 <4>[ 363.047347] entry_SYSCALL_64_after_hwframe+0x76/0x7e Oops#1 Part1 <4>[ 363.047350] RIP: 0033:0x7965a62ee21d <4>[ 363.047353] Code: Unable to access opcode bytes at 0x7965a62ee1f3. <4>[ 363.047356] RSP: 002b:00007ffe49f36ce8 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 <4>[ 363.047360] RAX: ffffffffffffffda RBX: 00007965a6404fa8 RCX: 00007965a62ee21d <4>[ 363.047364] RDX: 00000000000000e7 RSI: fffffffffffffed8 RDI: 0000000000000062 <4>[ 363.047367] RBP: 00007ffe49f36d40 R08: 00007ffe49f36c90 R09: 0000000000000007 <4>[ 363.047370] R10: 0000635207c75a80 R11: 0000000000000206 R12: 0000000000000003 <4>[ 363.047373] R13: 0000000000000000 R14: 0000000000000062 R15: 00007965a6404fc0 <4>[ 363.047380] <4>[ 363.047382] 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 cmdlinepart ee1004 spi_nor coretemp mtd mei_pxp mei_hdcp wmi_bmof kvm_intel snd_intel_dspcfg snd_hda_codec kvm snd_hda_core irqbypass ghash_clmulni_intel snd_hwdep aesni_intel snd_pcm rapl snd_timer i2c_i801 intel_cstate snd spi_intel_pci i2c_mux igc mei_me video spi_intel soundcore i2c_smbus idma64 mei thunderbolt igen6_edac binfmt_misc serial_multi_instantiate intel_pmc_core pmt_telemetry pmt_discovery pmt_class nls_iso8859_1 wmi intel_pmc_ssram_telemetry acpi_pad acpi_tad intel_vsec pinctrl_tigerlake dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4 [last unloaded: i915] <4>[ 363.047449] CR2: 0000000000000095 <4>[ 363.047452] ---[ end trace 0000000000000000 ]---