Public bug reported:
Thinkpad W520 config-overview:
Ubuntu 11.04 64 bit
12 GByte Ram
SSD + HD
Nvidia 2000 / Intel IGP Optimus - BIOS-setting "integrated"
The display-content, mouse and keyboard freezed at typing a bug-report.
In background a sound-track was played by banshee. This sound continued while
the system was in freeze-state.
"playing sound" ... Display-Content/Mouse freeze + sound playing endless-loop
--> following syslog-entry found :
"Jun 21 19:51:23 tpw520 pulseaudio[1648]: alsa-sink.c: ALSA woke us up to write
new data to the device, but there was actually nothing to write!
Jun 21 19:51:23 tpw520 pulseaudio[1648]: alsa-sink.c: Most likely this is a bug
in the ALSA driver 'snd_hda_intel'. Please report this issue to the ALSA
developers.
Jun 21 19:51:23 tpw520 pulseaudio[1648]: alsa-sink.c: We were woken up with
POLLOUT set -- however a subsequent snd_pcm_avail() returned 0 or another value
< min_avail.
on boot syslog entry:
Jun 21 20:07:06 tpw520 pulseaudio[1564]: module-alsa-card.c: Failed to find a
working profile.
Jun 21 20:07:06 tpw520 pulseaudio[1564]: module.c: Failed to load module
"module-alsa-card" (argument: "device_id="29" name="platform-thinkpad_acpi"
card_name="alsa_card.platform-thinkpad_acpi" tsched=yes ignore_dB=no
card_properties="module-udev-detect.discovered=1""): initialization failed.
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 x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
AplayDevices:
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: CONEXANT Analog [CONEXANT Analog]
Subdevices: 0/1
Subdevice #0: subdevice #0
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: CONEXANT Analog [CONEXANT Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: mhe 1782 F.... pulseaudio
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0xd2620000 irq 54'
Mixer name : 'Conexant CX20590'
Components : 'HDA:14f1506e,17aa21cf,00100000'
Controls : 8
Simple ctrls : 5
Card29.Amixer.info:
Card hw:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30, fw
unknown'
Mixer name : 'ThinkPad EC (unknown)'
Components : ''
Controls : 1
Simple ctrls : 1
Card29.Amixer.values:
Simple mixer control 'Console',0
Capabilities: pswitch pswitch-joined penum
Playback channels: Mono
Mono: Playback [on]
Date: Tue Jun 21 20:44:21 2011
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
PackageArchitecture: all
ProcEnviron:
LANGUAGE=de_DE:en
LANG=de_DE.UTF-8
SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaRecordingTest: ALSA recording test through plughw:PCH successful
Symptom_Card: Internes Audio - HDA Intel PCH
Symptom_Jack: Mic, Internal
Symptom_PulseAudioRecordingTest: PulseAudio recording test through plughw:PCH
successful
Symptom_Type: None of the above
Title: [428449G, Conexant CX20590, Mic, Internal] Recording problem
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/19/2011
dmi.bios.vendor: LENOVO
dmi.bios.version: 8BET42WW (1.22 )
dmi.board.asset.tag: Not Available
dmi.board.name: 428449G
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias:
dmi:bvnLENOVO:bvr8BET42WW(1.22):bd04/19/2011:svnLENOVO:pn428449G:pvrThinkPadW520:rvnLENOVO:rn428449G:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 428449G
dmi.product.version: ThinkPad W520
dmi.sys.vendor: LENOVO
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug natty running-unity
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https://bugs.launchpad.net/bugs/800342
Title:
[428449G, Conexant CX20590, Mic, Internal] Thinkpad W520 freeze on
audio-play
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