Oops#1 Part3 <7>[ 210.547602] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling TC_cold_off <7>[ 210.549277] i915 0000:00:02.0: [drm:tgl_tc_cold_request [i915]] TC cold unblock succeeded <7>[ 210.549593] 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>[ 210.909508] BUG: kernel NULL pointer dereference, address: 0000000000000095 <1>[ 210.909517] #PF: supervisor read access in kernel mode <1>[ 210.909520] #PF: error_code(0x0000) - not-present page <6>[ 210.909522] PGD 0 P4D 0 <4>[ 210.909525] Oops: Oops: 0000 [#1] SMP NOPTI <4>[ 210.909529] CPU: 3 UID: 0 PID: 2244 Comm: perf_pmu Tainted: G S U L 7.0.0-rc4-CI_DRM_18171-g146a21986f74+ #1 PREEMPT(lazy) <4>[ 210.909535] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [L]=SOFTLOCKUP <4>[ 210.909537] Hardware name: Intel(R) Client Systems NUC11TNHi5/NUC11TNBi5, BIOS TNTGL357.0042.2020.1221.1743 12/21/2020 <4>[ 210.909541] RIP: 0010:_free_event+0x3e/0x370 <4>[ 210.909547] 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>[ 210.909553] RSP: 0018:ffffc90001a3faf0 EFLAGS: 00010246 <4>[ 210.909556] RAX: 0000000000000000 RBX: ffff88811f123728 RCX: 0000000000000001 <4>[ 210.909559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 <4>[ 210.909561] RBP: ffffc90001a3fb08 R08: 0000000000000000 R09: 0000000000000000 Oops#1 Part2 <4>[ 210.909564] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 <4>[ 210.909567] R13: ffff88811f123728 R14: ffff88811f123a20 R15: ffff88811f123728 <4>[ 210.909569] FS: 0000000000000000(0000) GS:ffff88851c01b000(0000) knlGS:0000000000000000 <4>[ 210.909573] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 210.909576] CR2: 0000000000000095 CR3: 000000000344c005 CR4: 0000000000f72ef0 <4>[ 210.909579] PKRU: 55555554 <4>[ 210.909581] Call Trace: <4>[ 210.909583] <4>[ 210.909585] perf_event_release_kernel+0x260/0x2d0 <4>[ 210.909589] perf_release+0x12/0x20 <4>[ 210.909592] __fput+0x10a/0x2f0 <4>[ 210.909597] ____fput+0x15/0x20 <4>[ 210.909599] task_work_run+0x60/0xb0 <4>[ 210.909603] do_exit+0x309/0xb80 <4>[ 210.909607] ? _raw_spin_unlock_irq+0x27/0x70 <4>[ 210.909612] ? trace_hardirqs_on+0x22/0x100 <4>[ 210.909617] do_group_exit+0x3a/0xb0 <4>[ 210.909621] __x64_sys_exit_group+0x18/0x20 <4>[ 210.909625] x64_sys_call+0x175a/0x26e0 <4>[ 210.909629] do_syscall_64+0xdd/0x1470 <4>[ 210.909634] ? __lock_acquire+0x43e/0x2790 <4>[ 210.909639] ? do_wp_page+0x904/0xef0 <4>[ 210.909644] ? find_held_lock+0x31/0x90 <4>[ 210.909648] ? rcu_read_unlock+0x1c/0x80 <4>[ 210.909651] ? lock_release+0xd0/0x2b0 <4>[ 210.909655] ? find_held_lock+0x31/0x90 <4>[ 210.909658] ? exc_page_fault+0x96/0x2c0 <4>[ 210.909662] ? lock_release+0xd0/0x2b0 <4>[ 210.909665] ? trace_hardirqs_on_prepare+0xe1/0x100 <4>[ 210.909669] ? irqentry_exit+0x17d/0x780 <4>[ 210.909673] ? clear_bhb_loop+0x30/0x80 <4>[ 210.909677] entry_SYSCALL_64_after_hwframe+0x76/0x7e Oops#1 Part1 <4>[ 210.909680] RIP: 0033:0x796c64aee21d <4>[ 210.909684] Code: Unable to access opcode bytes at 0x796c64aee1f3. <4>[ 210.909686] RSP: 002b:00007ffeedaefd18 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 <4>[ 210.909690] RAX: ffffffffffffffda RBX: 0000796c64c04fa8 RCX: 0000796c64aee21d <4>[ 210.909693] RDX: 00000000000000e7 RSI: fffffffffffffed8 RDI: 0000000000000062 <4>[ 210.909696] RBP: 00007ffeedaefd70 R08: 00007ffeedaefcc0 R09: 0000000000000007 <4>[ 210.909699] R10: 00005674e1fcca80 R11: 0000000000000206 R12: 0000000000000003 <4>[ 210.909702] R13: 0000000000000000 R14: 0000000000000062 R15: 0000796c64c04fc0 <4>[ 210.909708] <4>[ 210.909709] 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 spi_nor coretemp mtd ee1004 mei_hdcp mei_pxp kvm_intel wmi_bmof kvm irqbypass binfmt_misc ghash_clmulni_intel aesni_intel rapl intel_cstate snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm spi_intel_pci spi_intel snd_timer snd video mei_me i2c_i801 i2c_mux igc idma64 mei soundcore thunderbolt i2c_smbus serial_multi_instantiate nls_iso8859_1 intel_pmc_core pmt_telemetry pmt_discovery igen6_edac pmt_class wmi intel_pmc_ssram_telemetry acpi_tad pinctrl_tigerlake intel_vsec acpi_pad dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4 [last unloaded: i915] <4>[ 210.909804] CR2: 0000000000000095 <4>[ 210.909808] ---[ end trace 0000000000000000 ]---