Public bug reported:
After upgrading distribution pulseaudio only sees dummy output and no
input
ProblemType: Bug
DistroRelease: Ubuntu 20.10
Package: pulseaudio 1:13.99.2-1ubuntu1
ProcVersionSignature: Ubuntu 5.4.0-52.57-generic 5.4.65
Uname: Linux 5.4.0-52-generic x86_64
ApportVersion: 2.20.11-0ubuntu50
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path',
'/dev/snd/controlC0', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Wed Oct 28 21:16:37 2020
InstallationDate: Installed on 2019-03-26 (581 days ago)
InstallationMedia: Ubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.3)
SourcePackage: pulseaudio
Symptom: audio
Symptom_Card: HDA-Intel - HDA Intel PCH
Title: [HDA-Intel - HDA Intel PCH, recording] Pulseaudio fails to detect card
UpgradeStatus: Upgraded to groovy on 2020-10-28 (0 days ago)
dmi.bios.date: 10/15/2019
dmi.bios.vendor: LENOVO
dmi.bios.version: 7ZCN34WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0R32862 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo ideapad 330-15ICH
dmi.modalias:
dmi:bvnLENOVO:bvr7ZCN34WW:bd10/15/2019:svnLENOVO:pn81FK:pvrLenovoideapad330-15ICH:rvnLENOVO:rnLNVNB161216:rvrSDK0R32862WIN:cvnLENOVO:ct10:cvrLenovoideapad330-15ICH:
dmi.product.family: ideapad 330-15ICH
dmi.product.name: 81FK
dmi.product.sku: LENOVO_MT_81FK_BU_idea_FM_ideapad 330-15ICH
dmi.product.version: Lenovo ideapad 330-15ICH
dmi.sys.vendor: LENOVO
** Affects: pulseaudio (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug groovy third-party-packages
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https://bugs.launchpad.net/bugs/1901946
Title:
[HDA-Intel - HDA Intel PCH, recording] Pulseaudio fails to detect card
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