Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: alsa-driver (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/2007913
Title:
HDMI Output sound has disappeared after Ubuntu update
Status in alsa-driver package in Ubuntu:
Confirmed
Bug description:
After months using the HDMI output without problems, it has stopped working
after a system update two days ago.
HDMI output is not listed in the list of available output devices.
Same computer works with this sound output perfectly when booting with
Windows or an older installation of Ubuntu (18.04).
ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: alsa-base 1.0.25+dfsg-0ubuntu7
ProcVersionSignature: Ubuntu 5.19.0-32.33~22.04.1-generic 5.19.17
Uname: Linux 5.19.0-32-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.3
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Tue Feb 21 08:12:58 2023
EcryptfsInUse: Yes
InstallationDate: Installed on 2022-04-30 (296 days ago)
InstallationMedia: Ubuntu 22.04 LTS "Jammy Jellyfish" - Release amd64
(20220419)
PackageArchitecture: all
ProcEnviron:
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=ca_ES.UTF-8
SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Title: USB sound card not detected
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/20/2021
dmi.bios.release: 5.13
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: M01EWR120
dmi.board.asset.tag: OEM Default string000
dmi.board.name: OEM Default string000
dmi.board.vendor: OEM Default string000
dmi.board.version: OEM Default string000
dmi.chassis.asset.tag: OEM Default string000
dmi.chassis.type: 10
dmi.chassis.vendor: OEM Default string000
dmi.chassis.version: OEM Default string000
dmi.ec.firmware.release: 1.2
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrM01EWR120:bd10/20/2021:br5.13:efr1.2:svnCHUWIInnovationAndTechnology(ShenZhen)co.,Ltd:pnCoreBox:pvrOEMDefaultstring000:rvnOEMDefaultstring000:rnOEMDefaultstring000:rvrOEMDefaultstring000:cvnOEMDefaultstring000:ct10:cvrOEMDefaultstring000:skuOEMDefaultstring000:
dmi.product.family: OEM Default string000
dmi.product.name: CoreBox
dmi.product.sku: OEM Default string000
dmi.product.version: OEM Default string000
dmi.sys.vendor: CHUWI Innovation And Technology(ShenZhen)co.,Ltd
mtime.conffile..etc.modprobe.d.alsa-base.conf: 2022-05-15T20:34:56.735127
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