Public bug reported:
Audio playback is crackly whenever there is anything else using the CPU
- e.g. desktop switching, scrolling in evince.
Only appeared in 10.10, 10.04 worked perfectly.
ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: alsa-base 1.0.23+dfsg-1ubuntu4
ProcVersionSignature: Ubuntu 2.6.35-22.33-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: whg21 3238 F.... pulseaudio
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xefffc000 irq 45'
Mixer name : 'SigmaTel STAC9200'
Components : 'HDA:83847690,102801cd,00102201
HDA:14f12bfa,14f100c3,00090000'
Controls : 13
Simple ctrls : 7
Date: Fri Sep 24 15:53:36 2010
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta amd64 (20100318)
PackageArchitecture: all
ProcEnviron:
LANG=en_GB.utf8
SHELL=/bin/bash
SelectedCard: 0 Intel HDA-Intel - HDA Intel
SourcePackage: alsa-driver
Symptom: audio
Title: [SigmaTel STAC9200] ALSA test tone not correctly played back
dmi.bios.date: 09/29/2006
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A04
dmi.board.name: 0YD479
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvrA04:bd09/29/2006:svnDellInc.:pnMP061:pvr:rvnDellInc.:rn0YD479:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: MP061
dmi.sys.vendor: Dell Inc.
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug maverick
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ALSA test tone not correctly played back
https://bugs.launchpad.net/bugs/646882
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