Public bug reported:
Sound configuration worked on 9.04. Now no sound at all.
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: alsa-base 1.0.25+dfsg-0ubuntu1.1
ProcVersionSignature: Ubuntu 3.5.0-25.39~precise1-generic 3.5.7.4
Uname: Linux 3.5.0-25-generic i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.25.
ApportVersion: 2.0.1-0ubuntu17.1
Architecture: i386
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: nigel 3834 F.... pulseaudio
/dev/snd/pcmC0D0p: nigel 3834 F...m pulseaudio
Card0.Amixer.info:
Card hw:0 'V8237'/'VIA 8237 with ALC655 at 0xd000, irq 22'
Mixer name : 'Realtek ALC655 rev 0'
Components : 'AC97a:414c4760'
Controls : 48
Simple ctrls : 29
CurrentDmesg:
[ 46.545528] type=1400 audit(1362713849.420:27): apparmor="DENIED"
operation="open" parent=1 profile="/usr/lib/telepathy/mission-control-5"
name="/usr/share/gvfs/remote-volume-monitors/" pid=1624 comm="mission-control"
requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
[ 299.988034] [Hardware Error]: Machine check events logged
[ 1180.641159] type=1400 audit(1362714983.518:28): apparmor="DENIED"
operation="capable" parent=1 profile="/usr/sbin/cupsd" pid=802 comm="cupsd"
pid=802 comm="cupsd" capability=36 capname="block_suspend"
Date: Thu Mar 7 23:12:32 2013
InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release i386
(20130213)
MarkForUpload: True
PackageArchitecture: all
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:V8237 failed
Symptom_Card: Built-in Audio - VIA 8237
Symptom_DevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: nigel 3834 F.... pulseaudio
/dev/snd/pcmC0D0p: nigel 3834 F...m pulseaudio
Symptom_Type: No sound at all
Title: [VIA8237 - VIA 8237, playback] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/19/2006
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 080012
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: P4M800PRO-M
dmi.board.vendor: ECS
dmi.board.version: 1.0
dmi.chassis.asset.tag: 0123ABC
dmi.chassis.type: 3
dmi.chassis.vendor: ECS
dmi.chassis.version: 1.0
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr080012:bd07/19/2006:svnECS:pnP4M800PRO-M:pvr1.0:rvnECS:rnP4M800PRO-M:rvr1.0:cvnECS:ct3:cvr1.0:
dmi.product.name: P4M800PRO-M
dmi.product.version: 1.0
dmi.sys.vendor: ECS
mtime.conffile..etc.modprobe.d.alsa.base.conf: 2013-03-07T23:07:38.370294
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386 precise running-unity
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https://bugs.launchpad.net/bugs/1152443
Title:
[VIA8237 - VIA 8237, playback] No sound at all - Ubuntu 12.04
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