Public bug reported:
After a windows update I lost all the sound on my ubuntu machine. It's the
second time that this happends.
My sound is unmuted and at a loud level and nothing is comming out of my
speakers.
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.13.0-26.29~16.04.2-generic 4.13.13
Uname: Linux 4.13.0-26-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.15
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: gbergeron 2408 F.... pulseaudio
gbergeron 3656 F.... alsamixer
CurrentDesktop: Unity
Date: Thu Jan 11 22:21:23 2018
InstallationDate: Installed on 2017-11-29 (43 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_DevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/pcmC0D0p: gbergeron 2408 F...m pulseaudio
/dev/snd/controlC0: gbergeron 2408 F.... pulseaudio
gbergeron 3656 F.... alsamixer
Symptom_Jack: Speaker, Internal
Symptom_Type: No sound at all
Title: [hostname, Realtek ALC294, Speaker, Internal] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/23/2017
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: UX430UAR.203
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: UX430UAR
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: 1.0
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: ASUSTeK COMPUTER INC.
dmi.chassis.version: 1.0
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrUX430UAR.203:bd08/23/2017:svnASUSTeKCOMPUTERINC.:pnUX430UAR:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnUX430UAR:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
dmi.product.family: UX
dmi.product.name: UX430UAR
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK COMPUTER INC.
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug xenial
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https://bugs.launchpad.net/bugs/1742852
Title:
[hostname, Realtek ALC294, Speaker, Internal] No sound at all after
windows update
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