The problem occurs again at 1893 seconds after boot. There are similar log messages.
$ sudo dmesg | grep snd [sudo] password for gle: [ 4.356180] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040380 [ 4.356283] snd_hda_intel 0000:00:1f.3: enabling device (0000 -> 0002) [ 5.724531] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915]) [ 5.871268] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC256: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker [ 5.871273] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 5.871275] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x21/0x0/0x0/0x0/0x0) [ 5.871276] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0 [ 5.871277] snd_hda_codec_realtek hdaudioC0D0: inputs: [ 5.871278] snd_hda_codec_realtek hdaudioC0D0: Mic=0x12 [ 1893.910999] snd_hda_intel 0000:00:1f.3: CORB reset timeout#2, CORBRP = 65535 [ 1894.194232] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 [ 1894.458046] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x2b8000. -5 [ 1894.458059] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x2b8000. -5 [ 3046.628657] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x2b8000. -5 [ 3046.628704] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x2b8000. -5 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/2027641 Title: whole system has no sound Status in pulseaudio package in Ubuntu: New Bug description: Suddenly, the whole system has no sound. 1\ Videos in web browser cannot start playing. the 'play' button does not work. 2, Rhythmbox cannot play audio files. I click the 'play' button, but there is no sound and progress bar does not move forward. 3, VLC cannot play audio file. The progress bar moves forward, but there is no sound. sound can recover with a system restart. ProblemType: Bug DistroRelease: Ubuntu 22.04 Package: pulseaudio 1:15.99.1+dfsg1-1ubuntu2.1 ProcVersionSignature: Ubuntu 5.19.0-46.47~22.04.1-generic 5.19.17 Uname: Linux 5.19.0-46-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu82.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: gle 2108 F.... pulseaudio CasperMD5CheckResult: unknown CurrentDesktop: ubuntu:GNOME Date: Thu Jul 13 10:25:42 2023 InstallationDate: Installed on 2020-05-02 (1167 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. SourcePackage: pulseaudio Symptom: audio UpgradeStatus: Upgraded to jammy on 2022-08-12 (334 days ago) dmi.bios.date: 08/12/2019 dmi.bios.release: 1.9 dmi.bios.vendor: HUAWEI dmi.bios.version: 1.09 dmi.board.asset.tag: NULL dmi.board.name: HBL-WX9-PCB dmi.board.vendor: HUAWEI dmi.board.version: M1130 dmi.chassis.asset.tag: NULL dmi.chassis.type: 10 dmi.chassis.vendor: HUAWEI dmi.chassis.version: M1130 dmi.ec.firmware.release: 1.9 dmi.modalias: dmi:bvnHUAWEI:bvr1.09:bd08/12/2019:br1.9:efr1.9:svnHUAWEI:pnHBL-WX9:pvrM1130:rvnHUAWEI:rnHBL-WX9-PCB:rvrM1130:cvnHUAWEI:ct10:cvrM1130:skuC233: dmi.product.family: MagicBook dmi.product.name: HBL-WX9 dmi.product.sku: C233 dmi.product.version: M1130 dmi.sys.vendor: HUAWEI To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/2027641/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp