Comment 4 for bug 2020656

Revision history for this message
__JEAN_FRANCOIS__ (jean-francois--) wrote :

Go the message below, my vscode window (through ssh) is freezed but the system is still running

# uptime -p
up 6 hours, 23 minutes

extract from journalctl -f

```
mai 25 18:51:32 jf-ThinkPad-P14s kernel: BUG: kernel NULL pointer dereference, address: 0000000000000008
mai 25 18:51:32 jf-ThinkPad-P14s kernel: #PF: supervisor read access in kernel mode
mai 25 18:51:32 jf-ThinkPad-P14s kernel: #PF: error_code(0x0000) - not-present page
mai 25 18:51:32 jf-ThinkPad-P14s kernel: PGD 0 P4D 0
mai 25 18:51:32 jf-ThinkPad-P14s kernel: Oops: 0000 [#1] PREEMPT SMP NOPTI
mai 25 18:51:32 jf-ThinkPad-P14s kernel: CPU: 5 PID: 24230 Comm: ThreadPoolForeg Not tainted 5.19.0-42-generic #43~22.04.1-Ubuntu
mai 25 18:51:32 jf-ThinkPad-P14s kernel: Hardware name: LENOVO 21J5CTO1WW/21J5CTO1WW, BIOS R23ET65W (1.35 ) 03/21/2023
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RIP: 0010:syscall_exit_to_user_mode+0x0/0x50
mai 25 18:51:32 jf-ThinkPad-P14s kernel: Code: 1f 44 00 00 5d 31 c0 89 c2 89 c1 89 c6 89 c7 c3 cc cc cc cc 66 0f 1f 44 00 00 eb 07 0f 00 2d c7 06 51 00 c3 cc cc cc cc 66 90 <55> 65 48 8b 04 25 c0 fb 01 00 48 89 e5 41 54 48 8b 70 08 49 89 fc
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RSP: 0018:ffffa8e40b0a3e78 EFLAGS: 00010246
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffa8e40b0a3f58
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RBP: ffffa8e40b0a3f48 R08: 0000000000000000 R09: 0000000000000000
mai 25 18:51:32 jf-ThinkPad-P14s kernel: R10: 0000000000000000 R11: 0000000000000000 R12: ffffa8e40b0a3f58
mai 25 18:51:32 jf-ThinkPad-P14s kernel: R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
mai 25 18:51:32 jf-ThinkPad-P14s kernel: FS: 00007ff53f1bc640(0000) GS:ffff92c761f40000(0000) knlGS:0000000000000000
mai 25 18:51:32 jf-ThinkPad-P14s kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
mai 25 18:51:32 jf-ThinkPad-P14s kernel: CR2: 0000000000000008 CR3: 000000011c2b8000 CR4: 0000000000750ee0
mai 25 18:51:32 jf-ThinkPad-P14s kernel: PKRU: 55555558
mai 25 18:51:32 jf-ThinkPad-P14s kernel: Call Trace:
mai 25 18:51:32 jf-ThinkPad-P14s kernel: <TASK>
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ? do_syscall_64+0x69/0x90
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ? __x64_sys_futex+0x78/0x1f0
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ? __secure_computing+0x9b/0x110
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ? syscall_trace_enter.constprop.0+0xb5/0x1c0
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ? exit_to_user_mode_prepare+0x3b/0xd0
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ? syscall_exit_to_user_mode+0x2a/0x50
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ? do_syscall_64+0x69/0x90
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ? irqentry_exit+0x43/0x50
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ? exc_page_fault+0x92/0x1b0
mai 25 18:51:32 jf-ThinkPad-P14s kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RIP: 0033:0x7ff58b6913b7
mai 25 18:51:32 jf-ThinkPad-P14s kernel: Code: 81 00 00 00 b8 ca 00 00 00 0f 05 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa 40 80 f6 81 45 31 d2 ba 01 00 00 00 b8 ca 00 00 00 0f 05 <c3> 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 8b 05 d5 7b 18 00 48 89
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RSP: 002b:00007ff53f1bade8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RAX: 0000000000000000 RBX: 000013cb031a161c RCX: 00007ff58b6913b7
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RDX: 0000000000000001 RSI: 0000000000000081 RDI: 000039240031c648
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RBP: 00007ff53f1bae70 R08: 0000000000000000 R09: 0000000000000000
mai 25 18:51:32 jf-ThinkPad-P14s kernel: R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff53f1bb1b0
mai 25 18:51:32 jf-ThinkPad-P14s kernel: R13: 000013cb03180000 R14: 000039240031c648 R15: 000013cb031a2de5
mai 25 18:51:32 jf-ThinkPad-P14s kernel: </TASK>
mai 25 18:51:32 jf-ThinkPad-P14s kernel: Modules linked in: snd_seq_dummy rfcomm qrtr_mhi cmac algif_hash algif_skcipher af_alg bnep snd_ctl_led snd_soc_acp6x_mach snd_acp6x_pdm_dma snd_soc_dmic snd_hda_codec_realtek snd_sof_amd_renoir snd_hda_codec_generic snd_sof_amd_acp snd_sof_pci snd_sof snd_sof_utils snd_hda_codec_hdmi qrtr snd_soc_core snd_hda_intel ath11k_pci snd_intel_dspcfg intel_rapl_msr snd_intel_sdw_acpi snd_compress intel_rapl_common ath11k edac_mce_amd uvcvideo ac97_bus snd_hda_codec snd_pcm_dmaengine videobuf2_vmalloc btusb snd_pci_ps videobuf2_memops snd_hda_core snd_acp_pci btrtl videobuf2_v4l2 qmi_helpers kvm_amd btbcm videobuf2_common binfmt_misc snd_pci_acp6x snd_hwdep btintel mac80211 kvm thinkpad_acpi videodev hid_magicmouse btmtk nvram snd_seq_midi think_lmi nls_iso8859_1 rapl serio_raw snd_pcm snd_seq_midi_event firmware_attributes_class wmi_bmof hid_multitouch mc joydev input_leds ledtrig_audio apple_mfi_fastcharge snd_rawmidi bluetooth snd_seq cfg80211 snd_pci_acp5x k10temp ecdh_generic
mai 25 18:51:32 jf-ThinkPad-P14s kernel: snd_seq_device snd_rn_pci_acp3x ecc snd_timer snd_acp_config snd_soc_acpi libarc4 snd_pci_acp3x mhi ccp ucsi_acpi snd typec_ucsi soundcore typec platform_profile mac_hid amd_pmc acpi_tad sch_fq_codel msr parport_pc ppdev lp parport ramoops pstore_blk reed_solomon pstore_zone efi_pstore ip_tables x_tables autofs4 dm_crypt usbhid amdgpu iommu_v2 gpu_sched i2c_algo_bit drm_ttm_helper ttm drm_display_helper cec rc_core drm_kms_helper syscopyarea sysfillrect sysimgblt crct10dif_pclmul r8169 nvme hid_generic fb_sys_fops crc32_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd drm nvme_core xhci_pci i2c_piix4 xhci_pci_renesas realtek wmi i2c_hid_acpi i2c_hid video hid
mai 25 18:51:32 jf-ThinkPad-P14s kernel: CR2: 0000000000000008
mai 25 18:51:32 jf-ThinkPad-P14s kernel: ---[ end trace 0000000000000000 ]---
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RIP: 0010:syscall_exit_to_user_mode+0x0/0x50
mai 25 18:51:32 jf-ThinkPad-P14s kernel: Code: 1f 44 00 00 5d 31 c0 89 c2 89 c1 89 c6 89 c7 c3 cc cc cc cc 66 0f 1f 44 00 00 eb 07 0f 00 2d c7 06 51 00 c3 cc cc cc cc 66 90 <55> 65 48 8b 04 25 c0 fb 01 00 48 89 e5 41 54 48 8b 70 08 49 89 fc
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RSP: 0018:ffffa8e40b0a3e78 EFLAGS: 00010246
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffa8e40b0a3f58
mai 25 18:51:32 jf-ThinkPad-P14s kernel: RBP: ffffa8e40b0a3f48 R08: 0000000000000000 R09: 0000000000000000
mai 25 18:51:32 jf-ThinkPad-P14s kernel: R10: 0000000000000000 R11: 0000000000000000 R12: ffffa8e40b0a3f58
mai 25 18:51:32 jf-ThinkPad-P14s kernel: R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
mai 25 18:51:32 jf-ThinkPad-P14s kernel: FS: 00007ff53f1bc640(0000) GS:ffff92c761f40000(0000) knlGS:0000000000000000
mai 25 18:51:32 jf-ThinkPad-P14s kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
mai 25 18:51:32 jf-ThinkPad-P14s kernel: CR2: 0000000000000008 CR3: 000000011c2b8000 CR4: 0000000000750ee0
mai 25 18:51:32 jf-ThinkPad-P14s kernel: PKRU: 55555558
mai 25 18:52:04 jf-ThinkPad-P14s pulseaudio[1894]: Failed to create sink input: sink is suspended.
mai 25 18:52:04 jf-ThinkPad-P14s pulseaudio[1894]: Failed to create sink input: sink is suspended.
mai 25 18:52:04 jf-ThinkPad-P14s pulseaudio[1894]: Failed to create sink input: sink is suspended.

```