There is also something like this repeating in /var/log/syslog:
kernel: [ 6983.891059] ------------[ cut here ]------------ kernel: [ 6983.891060] WARNING: CPU: 2 PID: 8427 at /var/lib/dkms/nvidia/535.129.03/build/nvidia/nv.c:4769 nvidia_dev_put+0xb9/0xc0 [nvidia] kernel: [ 6983.891259] Modules linked in: rfcomm snd_ctl_led snd_soc_skl_hda_dsp snd_soc_intel_hda_dsp_common snd_soc_hdac_hdmi snd_sof_probes snd_hda_codec_realtek snd_hda_codec_generic le dtrig_audio ccm cmac algif_hash algif_skcipher af_alg nvidia_uvm(PO) xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp nft_compat nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defr ag_ipv4 nf_tables libcrc32c nfnetlink bridge stp llc bnep snd_soc_dmic snd_sof_pci_intel_cnl snd_sof_intel_hda_common nvidia_drm(PO) soundwire_intel nvidia_modeset(PO) soundwire_generic_allocation soundwire_cade nce snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_hdac_hda snd_hda_ext_core intel_rapl_msr snd_soc_acpi_intel_match intel_rapl_common snd_soc_acpi intel_tcc_cooling soundwire_bus nvidia(PO) x86_pkg_temp_thermal intel_powerclamp snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi i915 snd_hda_codec kernel: [ 6983.891291] snd_hda_core snd_hwdep coretemp crct10dif_pclmul snd_pcm kvm_intel iwlmvm polyval_clmulni polyval_generic snd_seq_midi ghash_clmulni_intel btusb kvm mei_hdcp mei_pxp snd_seq_midi_event binfmt_misc drm_buddy sha512_ssse3 btrtl irqbypass mac80211 snd_rawmidi ttm btbcm aesni_intel btintel drm_display_helper snd_seq crypto_simd cec btmtk cryptd libarc4 nls_iso8859_1 hp_wmi rc_c ore snd_seq_device bluetooth cmdlinepart rapl iwlwifi sparse_keymap snd_timer spi_nor drm_kms_helper i2c_algo_bit intel_cstate platform_profile serio_raw wmi_bmof intel_wmi_thunderbolt mxm_wmi mtd ee1004 syscopy area mei_me snd ecdh_generic joydev input_leds cfg80211 sysfillrect ecc mei hid_multitouch soundcore sysimgblt intel_pch_thermal mac_hid acpi_pad sch_fq_codel msr parport_pc ppdev drm lp parport efi_pstore ip_ta bles x_tables autofs4 usbhid hid_generic nvme ucsi_acpi ucsi_ccg sdhci_pci intel_lpss_pci i2c_hid_acpi spi_intel_pci cqhci i2c_i801 nvme_core ahci intel_lpss typec_ucsi crc32_pclmul kernel: [ 6983.891335] thunderbolt xhci_pci i2c_nvidia_gpu i2c_hid spi_intel sdhci i2c_smbus nvme_common libahci idma64 typec xhci_pci_renesas i2c_ccgx_ucsi hid video wmi pinctrl_cannonlak e kernel: [ 6983.891344] CPU: 2 PID: 8427 Comm: Sw-Signaling Tainted: P W O 6.2.0-37-generic #38~22.04.1-Ubuntu kernel: [ 6983.891345] Hardware name: HP HP ENVY Laptop 15-ep0xxx/878E, BIOS F.07 07/30/2021 kernel: [ 6983.891346] RIP: 0010:nvidia_dev_put+0xb9/0xc0 [nvidia] kernel: [ 6983.891530] Code: 31 f6 31 ff c3 cc cc cc cc 48 c7 c7 c0 8a bd c4 e8 dc 27 26 e2 5b 41 5c 41 5d 41 5e 5d 31 c0 31 d2 31 f6 31 ff c3 cc cc cc cc <0f> 0b eb be 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 kernel: [ 6983.891531] RSP: 0018:ffffa17d46867bf8 EFLAGS: 00010202 kernel: [ 6983.891533] RAX: 0000000000000026 RBX: 0000000000000100 RCX: 0000000000000000 kernel: [ 6983.891534] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffa17d46867b28 kernel: [ 6983.891534] RBP: ffffa17d46867c18 R08: 0000000000000000 R09: 0000000000000000 kernel: [ 6983.891535] R10: 0000000000000000 R11: 0000000000000000 R12: ffff9304c93aa000 kernel: [ 6983.891536] R13: ffff9304d2a83000 R14: ffff9304c93aa638 R15: ffff9304e996c6c0 kernel: [ 6983.891537] FS: 0000000000000000(0000) GS:ffff93084e280000(0000) knlGS:0000000000000000 kernel: [ 6983.891539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kernel: [ 6983.891540] CR2: 00007fbc657fc910 CR3: 0000000107856006 CR4: 00000000007726e0 kernel: [ 6983.891541] PKRU: 55555554 kernel: [ 6983.891542] Call Trace: kernel: [ 6983.891542] <TASK> kernel: [ 6983.891543] ? show_regs+0x72/0x90 kernel: [ 6983.891545] ? nvidia_dev_put+0xb9/0xc0 [nvidia] kernel: [ 6983.891739] ? __warn+0x8d/0x160 kernel: [ 6983.891742] ? nvidia_dev_put+0xb9/0xc0 [nvidia] kernel: [ 6983.891940] ? report_bug+0x1bb/0x1d0 kernel: [ 6983.891942] ? handle_bug+0x46/0x90 kernel: [ 6983.891944] ? exc_invalid_op+0x19/0x80 kernel: [ 6983.891945] ? asm_exc_invalid_op+0x1b/0x20 kernel: [ 6983.891948] ? nvidia_dev_put+0xb9/0xc0 [nvidia] kernel: [ 6983.892144] ? nvidia_dev_put+0x77/0xc0 [nvidia] kernel: [ 6983.892393] nvidia_close+0x1c7/0x330 [nvidia] kernel: [ 6983.892590] nvidia_frontend_close+0x44/0x80 [nvidia] kernel: [ 6983.892802] __fput+0x9c/0x290 kernel: [ 6983.892805] ____fput+0xe/0x20 kernel: [ 6983.892807] task_work_run+0x5e/0xa0 kernel: [ 6983.892809] do_exit+0x2a3/0x6c0 kernel: [ 6983.892811] do_group_exit+0x35/0x90 kernel: [ 6983.892814] get_signal+0x8a5/0x8d0 kernel: [ 6983.892817] arch_do_signal_or_restart+0x2a/0x120 kernel: [ 6983.892819] exit_to_user_mode_loop+0xaf/0x140 kernel: [ 6983.892821] exit_to_user_mode_prepare+0xb9/0xd0 kernel: [ 6983.892823] syscall_exit_to_user_mode+0x2a/0x60 kernel: [ 6983.892826] do_syscall_64+0x69/0x90 kernel: [ 6983.892830] ? syscall_exit_to_user_mode+0x38/0x60 kernel: [ 6983.892834] ? do_syscall_64+0x69/0x90 kernel: [ 6983.892837] ? exit_to_user_mode_prepare+0x3b/0xd0 kernel: [ 6983.892839] ? syscall_exit_to_user_mode+0x38/0x60 kernel: [ 6983.892842] ? do_syscall_64+0x69/0x90 kernel: [ 6983.892846] entry_SYSCALL_64_after_hwframe+0x73/0xdd kernel: [ 6983.892850] RIP: 0033:0x7fbc86c91117 kernel: [ 6983.892852] Code: Unable to access opcode bytes at 0x7fbc86c910ed. kernel: [ 6983.892853] RSP: 002b:00007fbbb2df92b0 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca kernel: [ 6983.892856] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007fbc86c91117 kernel: [ 6983.892858] RDX: 0000000000000000 RSI: 0000000000000189 RDI: 000055efed511f74 kernel: [ 6983.892859] RBP: 000055efed511f48 R08: 0000000000000000 R09: 00000000ffffffff kernel: [ 6983.892861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 kernel: [ 6983.892862] R13: 0000000000000000 R14: 0000000000000003 R15: 000055efed511f74 kernel: [ 6983.892865] </TASK> kernel: [ 6983.892866] ---[ end trace 0000000000000000 ]--- kernel: [ 6983.892907] ------------[ cut here ]------------
There is also something like this repeating in /var/log/syslog:
kernel: [ 6983.891059] ------------[ cut here ]------------ dkms/nvidia/ 535.129. 03/build/ nvidia/ nv.c:4769 nvidia_ dev_put+ 0xb9/0xc0 [nvidia] intel_hda_ dsp_common snd_soc_hdac_hdmi snd_sof_probes snd_hda_ codec_realtek snd_hda_ codec_generic le pci_intel_ cnl snd_sof_ intel_hda_ common nvidia_drm(PO) soundwire_intel nvidia_modeset(PO) soundwire_ generic_ allocation soundwire_cade acpi_intel_ match intel_rapl_common snd_soc_acpi intel_tcc_cooling soundwire_bus temp_thermal intel_powerclamp snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi i915 snd_hda_codec thunderbolt mxm_wmi mtd ee1004 syscopy dev_put+ 0xb9/0xc0 [nvidia] 867bf8 EFLAGS: 00010202 0(0000) GS:ffff93084e28 0000(0000) knlGS:000000000 0000000 dev_put+ 0xb9/0xc0 [nvidia] dev_put+ 0xb9/0xc0 [nvidia] bug+0x1bb/ 0x1d0 bug+0x46/ 0x90 op+0x19/ 0x80 invalid_ op+0x1b/ 0x20 dev_put+ 0xb9/0xc0 [nvidia] dev_put+ 0x77/0xc0 [nvidia] close+0x1c7/ 0x330 [nvidia] frontend_ close+0x44/ 0x80 [nvidia] run+0x5e/ 0xa0 exit+0x35/ 0x90 0x8a5/0x8d0 signal_ or_restart+ 0x2a/0x120 user_mode_ loop+0xaf/ 0x140 user_mode_ prepare+ 0xb9/0xd0 exit_to_ user_mode+ 0x2a/0x60 64+0x69/ 0x90 exit_to_ user_mode+ 0x38/0x60 64+0x69/ 0x90 user_mode_ prepare+ 0x3b/0xd0 exit_to_ user_mode+ 0x38/0x60 64+0x69/ 0x90 64_after_ hwframe+ 0x73/0xdd df92b0 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
kernel: [ 6983.891060] WARNING: CPU: 2 PID: 8427 at /var/lib/
kernel: [ 6983.891259] Modules linked in: rfcomm snd_ctl_led snd_soc_skl_hda_dsp snd_soc_
dtrig_audio ccm cmac algif_hash algif_skcipher af_alg nvidia_uvm(PO) xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp nft_compat nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defr
ag_ipv4 nf_tables libcrc32c nfnetlink bridge stp llc bnep snd_soc_dmic snd_sof_
nce snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_hdac_hda snd_hda_ext_core intel_rapl_msr snd_soc_
nvidia(PO) x86_pkg_
kernel: [ 6983.891291] snd_hda_core snd_hwdep coretemp crct10dif_pclmul snd_pcm kvm_intel iwlmvm polyval_clmulni polyval_generic snd_seq_midi ghash_clmulni_intel btusb kvm mei_hdcp mei_pxp
snd_seq_midi_event binfmt_misc drm_buddy sha512_ssse3 btrtl irqbypass mac80211 snd_rawmidi ttm btbcm aesni_intel btintel drm_display_helper snd_seq crypto_simd cec btmtk cryptd libarc4 nls_iso8859_1 hp_wmi rc_c
ore snd_seq_device bluetooth cmdlinepart rapl iwlwifi sparse_keymap snd_timer spi_nor drm_kms_helper i2c_algo_bit intel_cstate platform_profile serio_raw wmi_bmof intel_wmi_
area mei_me snd ecdh_generic joydev input_leds cfg80211 sysfillrect ecc mei hid_multitouch soundcore sysimgblt intel_pch_thermal mac_hid acpi_pad sch_fq_codel msr parport_pc ppdev drm lp parport efi_pstore ip_ta
bles x_tables autofs4 usbhid hid_generic nvme ucsi_acpi ucsi_ccg sdhci_pci intel_lpss_pci i2c_hid_acpi spi_intel_pci cqhci i2c_i801 nvme_core ahci intel_lpss typec_ucsi crc32_pclmul
kernel: [ 6983.891335] thunderbolt xhci_pci i2c_nvidia_gpu i2c_hid spi_intel sdhci i2c_smbus nvme_common libahci idma64 typec xhci_pci_renesas i2c_ccgx_ucsi hid video wmi pinctrl_cannonlak
e
kernel: [ 6983.891344] CPU: 2 PID: 8427 Comm: Sw-Signaling Tainted: P W O 6.2.0-37-generic #38~22.04.1-Ubuntu
kernel: [ 6983.891345] Hardware name: HP HP ENVY Laptop 15-ep0xxx/878E, BIOS F.07 07/30/2021
kernel: [ 6983.891346] RIP: 0010:nvidia_
kernel: [ 6983.891530] Code: 31 f6 31 ff c3 cc cc cc cc 48 c7 c7 c0 8a bd c4 e8 dc 27 26 e2 5b 41 5c 41 5d 41 5e 5d 31 c0 31 d2 31 f6 31 ff c3 cc cc cc cc <0f> 0b eb be 0f 1f 00 90 90 90 90
90 90 90 90 90 90 90 90 90 90 90
kernel: [ 6983.891531] RSP: 0018:ffffa17d46
kernel: [ 6983.891533] RAX: 0000000000000026 RBX: 0000000000000100 RCX: 0000000000000000
kernel: [ 6983.891534] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffa17d46867b28
kernel: [ 6983.891534] RBP: ffffa17d46867c18 R08: 0000000000000000 R09: 0000000000000000
kernel: [ 6983.891535] R10: 0000000000000000 R11: 0000000000000000 R12: ffff9304c93aa000
kernel: [ 6983.891536] R13: ffff9304d2a83000 R14: ffff9304c93aa638 R15: ffff9304e996c6c0
kernel: [ 6983.891537] FS: 000000000000000
kernel: [ 6983.891539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kernel: [ 6983.891540] CR2: 00007fbc657fc910 CR3: 0000000107856006 CR4: 00000000007726e0
kernel: [ 6983.891541] PKRU: 55555554
kernel: [ 6983.891542] Call Trace:
kernel: [ 6983.891542] <TASK>
kernel: [ 6983.891543] ? show_regs+0x72/0x90
kernel: [ 6983.891545] ? nvidia_
kernel: [ 6983.891739] ? __warn+0x8d/0x160
kernel: [ 6983.891742] ? nvidia_
kernel: [ 6983.891940] ? report_
kernel: [ 6983.891942] ? handle_
kernel: [ 6983.891944] ? exc_invalid_
kernel: [ 6983.891945] ? asm_exc_
kernel: [ 6983.891948] ? nvidia_
kernel: [ 6983.892144] ? nvidia_
kernel: [ 6983.892393] nvidia_
kernel: [ 6983.892590] nvidia_
kernel: [ 6983.892802] __fput+0x9c/0x290
kernel: [ 6983.892805] ____fput+0xe/0x20
kernel: [ 6983.892807] task_work_
kernel: [ 6983.892809] do_exit+0x2a3/0x6c0
kernel: [ 6983.892811] do_group_
kernel: [ 6983.892814] get_signal+
kernel: [ 6983.892817] arch_do_
kernel: [ 6983.892819] exit_to_
kernel: [ 6983.892821] exit_to_
kernel: [ 6983.892823] syscall_
kernel: [ 6983.892826] do_syscall_
kernel: [ 6983.892830] ? syscall_
kernel: [ 6983.892834] ? do_syscall_
kernel: [ 6983.892837] ? exit_to_
kernel: [ 6983.892839] ? syscall_
kernel: [ 6983.892842] ? do_syscall_
kernel: [ 6983.892846] entry_SYSCALL_
kernel: [ 6983.892850] RIP: 0033:0x7fbc86c91117
kernel: [ 6983.892852] Code: Unable to access opcode bytes at 0x7fbc86c910ed.
kernel: [ 6983.892853] RSP: 002b:00007fbbb2
kernel: [ 6983.892856] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007fbc86c91117
kernel: [ 6983.892858] RDX: 0000000000000000 RSI: 0000000000000189 RDI: 000055efed511f74
kernel: [ 6983.892859] RBP: 000055efed511f48 R08: 0000000000000000 R09: 00000000ffffffff
kernel: [ 6983.892861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
kernel: [ 6983.892862] R13: 0000000000000000 R14: 0000000000000003 R15: 000055efed511f74
kernel: [ 6983.892865] </TASK>
kernel: [ 6983.892866] ---[ end trace 0000000000000000 ]---
kernel: [ 6983.892907] ------------[ cut here ]------------