Public bug reported:
After upgrade from 10.10 to 11.04, the sound worked for 2 weeks. All of
a sudden stopped working yesterday after installing some regular updates
and reboot.
ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: alsa-base 1.0.24+dfsg-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: i386
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: esha 1515 F.... TeamViewer.exe
esha 1600 F.... pulseaudio
Card0.Amixer.info:
Card hw:0 'I82801DBICH4'/'Intel 82801DB-ICH4 with AD1981B at irq 11'
Mixer name : 'Analog Devices AD1981B'
Components : 'AC97a:41445374'
Controls : 26
Simple ctrls : 18
Card29.Amixer.info:
Card hw:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30, fw
1RHT70WW-3.03'
Mixer name : 'ThinkPad EC 1RHT70WW-3.03'
Components : ''
Controls : 2
Simple ctrls : 1
Card29.Amixer.values:
Simple mixer control 'Console',0
Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
Playback channels: Mono
Limits: Playback 0 - 14
Mono: Playback 14 [100%] [off]
Date: Sat May 14 11:55:52 2011
InstallationMedia: Ubuntu-Netbook 10.10 "Maverick Meerkat" - Release i386
(20101007)
PackageArchitecture: all
ProcEnviron:
LANGUAGE=en_US:en
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:I82801DBICH4 failed
Symptom_Card: Internal Audio - Intel 82801DB-ICH4
Symptom_DevicesInUse:
1515 1600 esha F.... pulseaudio
exe
Symptom_Type: No sound at all
Title: [ICH4 - Intel 82801DB-ICH4, playback] No sound at all
UpgradeStatus: Upgraded to natty on 2011-04-30 (14 days ago)
dmi.bios.date: 10/18/2004
dmi.bios.vendor: IBM
dmi.bios.version: 1RETDGWW (3.12 )
dmi.board.name: 2374ggu
dmi.board.vendor: IBM
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: IBM
dmi.chassis.version: Not Available
dmi.modalias:
dmi:bvnIBM:bvr1RETDGWW(3.12):bd10/18/2004:svnIBM:pn2374ggu:pvrThinkPadT41p:rvnIBM:rn2374ggu:rvrNotAvailable:cvnIBM:ct10:cvrNotAvailable:
dmi.product.name: 2374ggu
dmi.product.version: ThinkPad T41p
dmi.sys.vendor: IBM
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386 natty ubuntu-une
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https://bugs.launchpad.net/bugs/782774
Title:
[ICH4 - Intel 82801DB-ICH4, playback] No sound at all
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