Oops#1 Part3 <7>[ 77.595872] 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>[ 77.598390] 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>[ 77.600019] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling TC_cold_off <7>[ 77.601358] i915 0000:00:02.0: [drm:tgl_tc_cold_request [i915]] TC cold unblock succeeded <7>[ 77.601580] 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>[ 78.034735] BUG: kernel NULL pointer dereference, address: 0000000000000095 <1>[ 78.034744] #PF: supervisor read access in kernel mode <1>[ 78.034748] #PF: error_code(0x0000) - not-present page <6>[ 78.034750] PGD 0 P4D 0 <4>[ 78.034754] Oops: Oops: 0000 [#1] SMP NOPTI <4>[ 78.034758] CPU: 4 UID: 0 PID: 2135 Comm: perf_pmu Tainted: G S U L 7.0.0-rc2-CI_DRM_18094-gd7689f077339+ #1 PREEMPT(lazy) <4>[ 78.034765] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [L]=SOFTLOCKUP <4>[ 78.034767] Hardware name: Intel(R) Client Systems NUC11TNHi5/NUC11TNBi5, BIOS TNTGL357.0042.2020.1221.1743 12/21/2020 <4>[ 78.034771] RIP: 0010:_free_event+0x3e/0x370 <4>[ 78.034777] 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>[ 78.034784] RSP: 0018:ffffc90003f07c70 EFLAGS: 00010246 Oops#1 Part2 <4>[ 78.034787] RAX: 0000000000000000 RBX: ffff888101ab9f88 RCX: 0000000000000001 <4>[ 78.034790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 <4>[ 78.034793] RBP: ffffc90003f07c88 R08: 0000000000000000 R09: 0000000000000000 <4>[ 78.034796] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 78.034799] R13: ffff888101ab9f88 R14: ffff888101aba280 R15: ffff888101ab9f88 <4>[ 78.034802] FS: 0000000000000000(0000) GS:ffff88851c099000(0000) knlGS:0000000000000000 <4>[ 78.034807] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 78.034810] CR2: 0000000000000095 CR3: 000000000344c002 CR4: 0000000000f72ef0 <4>[ 78.034813] PKRU: 55555554 <4>[ 78.034815] Call Trace: <4>[ 78.034817] <4>[ 78.034820] perf_event_release_kernel+0x260/0x2d0 <4>[ 78.034825] perf_release+0x12/0x20 <4>[ 78.034828] __fput+0x10a/0x2f0 <4>[ 78.034832] ____fput+0x15/0x20 <4>[ 78.034835] task_work_run+0x60/0xb0 <4>[ 78.034839] do_exit+0x2f3/0xb60 <4>[ 78.034843] ? _raw_spin_unlock_irq+0x27/0x70 <4>[ 78.034848] ? trace_hardirqs_on+0x22/0x100 <4>[ 78.034853] do_group_exit+0x3a/0xb0 <4>[ 78.034857] __x64_sys_exit_group+0x18/0x20 <4>[ 78.034861] x64_sys_call+0x175a/0x26e0 <4>[ 78.034866] do_syscall_64+0xdd/0x1470 <4>[ 78.034870] ? find_held_lock+0x31/0x90 <4>[ 78.034874] ? exc_page_fault+0x96/0x2c0 <4>[ 78.034878] ? lock_release+0xd0/0x2b0 <4>[ 78.034882] ? trace_hardirqs_on_prepare+0xe1/0x100 <4>[ 78.034887] ? irqentry_exit+0x17d/0x7c0 <4>[ 78.034891] ? clear_bhb_loop+0x30/0x80 <4>[ 78.034896] entry_SYSCALL_64_after_hwframe+0x76/0x7e Oops#1 Part1 <4>[ 78.034899] RIP: 0033:0x7fed9baee21d <4>[ 78.034902] Code: Unable to access opcode bytes at 0x7fed9baee1f3. <4>[ 78.034905] RSP: 002b:00007fff065d8cf8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 <4>[ 78.034909] RAX: ffffffffffffffda RBX: 00007fed9bc04fa8 RCX: 00007fed9baee21d <4>[ 78.034912] RDX: 00000000000000e7 RSI: fffffffffffffed8 RDI: 0000000000000062 <4>[ 78.034916] RBP: 00007fff065d8d50 R08: 00007fff065d8ca0 R09: 0000000000000007 <4>[ 78.034919] R10: 0000635da3128ac0 R11: 0000000000000202 R12: 0000000000000003 <4>[ 78.034922] R13: 0000000000000000 R14: 0000000000000062 R15: 00007fed9bc04fc0 <4>[ 78.034928] <4>[ 78.034930] 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 cmdlinepart spi_nor ee1004 mtd mei_hdcp mei_pxp tps6598x typec intel_rapl_msr intel_rapl_common intel_uncore_frequency intel_uncore_frequency_common x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel wmi_bmof kvm irqbypass ghash_clmulni_intel snd_intel_dspcfg aesni_intel snd_hda_codec snd_hda_core rapl snd_hwdep intel_cstate snd_pcm snd_timer spi_intel_pci i2c_i801 spi_intel snd i2c_mux soundcore i2c_smbus igc idma64 video mei_me mei thunderbolt igen6_edac binfmt_misc serial_multi_instantiate intel_pmc_core pmt_telemetry pmt_discovery nls_iso8859_1 pmt_class wmi intel_pmc_ssram_telemetry acpi_tad intel_vsec acpi_pad pinctrl_tigerlake dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4 [last unloaded: i915] <4>[ 78.034995] CR2: 0000000000000095 <4>[ 78.034999] ---[ end trace 0000000000000000 ]---