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Issue 847282 link

Starred by 2 users

Issue metadata

Status: Duplicate
Merged: issue 847098
Owner:
Closed: May 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug-Regression



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Data race in libpulse.so.0

Project Member Reported by ClusterFuzz, May 28 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5423220514357248

Fuzzer: phoglund_webrtc_peerconnection
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race READ 1
Crash Address: 0x7fc4629bce80
Crash State:
  libpulse.so.0
  media::AudioManagerPulse::GetDefaultOutputDeviceID
  media::AudioManagerBase::GetDefaultOutputStreamParameters
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=549287:549291

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5423220514357248

Additional requirements: Requires HTTP

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, May 28 2018

Components: Blink>Media>Audio
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Cc: brajkumar@chromium.org
Labels: -Type-Bug M-67 Test-Predator-Wrong Type-Bug-Regression
Owner: guidou@chromium.org
Status: Assigned (was: Untriaged)
Predator and CL could not provide any possible suspects.

Using Code Search for the file, "audio_manager_pulse.cc" suspecting the below Cl might have caused this issue

Suspect CL: https://chromium.googlesource.com/chromium/src/+/f84fffabdef28f8577bf4b8c5f5ec73e73991927%5E%21/media/audio/pulse/audio_manager_pulse.cc

guidou@ -- Could you please check whether this is caused with respect to your change, if not please help us in assigning it to the right owner.

Thanks!

Comment 3 by guidou@chromium.org, May 29 2018

Mergedinto: 847098
Status: Duplicate (was: Assigned)
Project Member

Comment 4 by ClusterFuzz, May 29 2018

ClusterFuzz has detected this issue as fixed in range 562265:562266.

Detailed report: https://clusterfuzz.com/testcase?key=5423220514357248

Fuzzer: phoglund_webrtc_peerconnection
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race READ 1
Crash Address: 0x7fc4629bce80
Crash State:
  libpulse.so.0
  media::AudioManagerPulse::GetDefaultOutputDeviceID
  media::AudioManagerBase::GetDefaultOutputStreamParameters
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=549287:549291
Fixed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=562265:562266

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5423220514357248

Additional requirements: Requires HTTP

See https://github.com/google/clusterfuzz-tools for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.

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