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[Bug 1396848] [NEW] pulseaudio use 100% CPU

 

Public bug reported:

Pulse audio was running at 100% CPU.

#1  0x00007f555f872882 in pa_semaphore_wait () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
#2  0x00007f555faabf97 in pa_asyncmsgq_send () from /usr/lib/libpulsecore-4.0.so
#3  0x00007f555fadc79f in ?? () from /usr/lib/libpulsecore-4.0.so
#4  0x00007f555fae4cc1 in pa_sink_suspend () from /usr/lib/libpulsecore-4.0.so
#5  0x00007f555fabbc1e in pa_card_suspend () from /usr/lib/libpulsecore-4.0.so
#6  0x00007f5559c092a8 in ?? () from /usr/lib/pulse-4.0/modules/module-udev-detect.so
#7  0x00007f5559c0a105 in ?? () from /usr/lib/pulse-4.0/modules/module-udev-detect.so
#8  0x00007f555f600b87 in pa_mainloop_dispatch () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#9  0x00007f555f600f8c in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#10 0x00007f555f601030 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#11 0x0000000000407058 in main ()

Is the stack trace where it was before I had to kill it.

ProblemType: Bug
DistroRelease: Ubuntu 14.10
Package: pulseaudio 1:4.0-0ubuntu22
ProcVersionSignature: Ubuntu 3.16.0-24.32-generic 3.16.4
Uname: Linux 3.16.0-24-generic x86_64
ApportVersion: 2.14.7-0ubuntu8
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC1:  mat        7680 F.... pulseaudio
 /dev/snd/controlC0:  mat        7680 F.... pulseaudio
CurrentDesktop: Unity
Date: Wed Nov 26 18:34:22 2014
SourcePackage: pulseaudio
UpgradeStatus: Upgraded to utopic on 2014-10-24 (33 days ago)
dmi.bios.date: 02/06/2014
dmi.bios.vendor: LENOVO
dmi.bios.version: GIET69WW (2.19 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20ALCTO1WW
dmi.board.vendor: LENOVO
dmi.board.version: SDK0E50512 STD
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvrGIET69WW(2.19):bd02/06/2014:svnLENOVO:pn20ALCTO1WW:pvrThinkPadX240:rvnLENOVO:rn20ALCTO1WW:rvrSDK0E50512STD:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 20ALCTO1WW
dmi.product.version: ThinkPad X240
dmi.sys.vendor: LENOVO
modified.conffile..etc.pulse.default.pa: [modified]
mtime.conffile..etc.pulse.default.pa: 2014-06-17T20:21:21.095448

** Affects: pulseaudio (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug utopic

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https://bugs.launchpad.net/bugs/1396848

Title:
  pulseaudio use 100% CPU

Status in “pulseaudio” package in Ubuntu:
  New

Bug description:
  Pulse audio was running at 100% CPU.

  #1  0x00007f555f872882 in pa_semaphore_wait () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
  #2  0x00007f555faabf97 in pa_asyncmsgq_send () from /usr/lib/libpulsecore-4.0.so
  #3  0x00007f555fadc79f in ?? () from /usr/lib/libpulsecore-4.0.so
  #4  0x00007f555fae4cc1 in pa_sink_suspend () from /usr/lib/libpulsecore-4.0.so
  #5  0x00007f555fabbc1e in pa_card_suspend () from /usr/lib/libpulsecore-4.0.so
  #6  0x00007f5559c092a8 in ?? () from /usr/lib/pulse-4.0/modules/module-udev-detect.so
  #7  0x00007f5559c0a105 in ?? () from /usr/lib/pulse-4.0/modules/module-udev-detect.so
  #8  0x00007f555f600b87 in pa_mainloop_dispatch () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  #9  0x00007f555f600f8c in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  #10 0x00007f555f601030 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  #11 0x0000000000407058 in main ()

  Is the stack trace where it was before I had to kill it.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.10
  Package: pulseaudio 1:4.0-0ubuntu22
  ProcVersionSignature: Ubuntu 3.16.0-24.32-generic 3.16.4
  Uname: Linux 3.16.0-24-generic x86_64
  ApportVersion: 2.14.7-0ubuntu8
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  mat        7680 F.... pulseaudio
   /dev/snd/controlC0:  mat        7680 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Wed Nov 26 18:34:22 2014
  SourcePackage: pulseaudio
  UpgradeStatus: Upgraded to utopic on 2014-10-24 (33 days ago)
  dmi.bios.date: 02/06/2014
  dmi.bios.vendor: LENOVO
  dmi.bios.version: GIET69WW (2.19 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20ALCTO1WW
  dmi.board.vendor: LENOVO
  dmi.board.version: SDK0E50512 STD
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Not Available
  dmi.modalias: dmi:bvnLENOVO:bvrGIET69WW(2.19):bd02/06/2014:svnLENOVO:pn20ALCTO1WW:pvrThinkPadX240:rvnLENOVO:rn20ALCTO1WW:rvrSDK0E50512STD:cvnLENOVO:ct10:cvrNotAvailable:
  dmi.product.name: 20ALCTO1WW
  dmi.product.version: ThinkPad X240
  dmi.sys.vendor: LENOVO
  modified.conffile..etc.pulse.default.pa: [modified]
  mtime.conffile..etc.pulse.default.pa: 2014-06-17T20:21:21.095448

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