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Issue 766647 link

Starred by 3 users
Status: Duplicate
Merged: issue 757162
Owner: ----
Closed: Sep 2017
Cc:
kkaluri@chromium.org
█ msrchandra@chromium.org
solenberg@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Data race in pthread_mutex_lock

Project Member Reported by ClusterFuzz, Sep 19 2017 
Detailed report: https://clusterfuzz.com/testcase?key=6170133147156480

Fuzzer: phoglund_webrtc_peerconnection
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race ATOMIC READ 1
Crash Address: 0x7b0c00061410
Crash State:
  pthread_mutex_lock
  pa_mutex_lock
  pa_xmalloc
  
Sanitizer: thread (TSAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6170133147156480

Additional requirements: Requires HTTP

Issue filed automatically.

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

Note: This crash might not be reproducible with the provided testcase. That said, for the past 14 days we've been seeing this crash frequently. If you are unable to reproduce this, please try a speculative fix based on the crash stacktrace in the report. The fix can be verified by looking at the crash statistics in the report, a day after the fix is deployed. We will auto-close the bug if the crash is not seen for 14 days.

Comment 1 by kkaluri@chromium.org, Sep 20 2017

Cc: msrchandra@chromium.org kkaluri@chromium.org
Components: UI Blink
Labels: Test-Predator-Wrong CF-NeedsTriage
Unable to find the possible suspect using Predator, CL and Code Search.Hence untriaging this issue, Could some one please look into the issue.

Thank You.

Comment 2 by kochi@chromium.org, Sep 20 2017

Components: -UI -Blink Internals>Media>Audio
According tot the trace the race is in PulseAudio library (libpulsecommon...)
so I'm not sure who to report this to.
Routing Internals>Media>Audio to get triaged.
Project Member

Comment 3 by ClusterFuzz, Sep 20 2017

Labels: ReleaseBlock-Stable ClusterFuzz-Top-Crash
Testcase 6170133147156480 is a top crash on ClusterFuzz for linux platform. Please prioritize fixing this crash.

Marking this crash as a Stable release blocker.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

Comment 4 by dalecur...@chromium.org, Sep 20 2017

Mergedinto: 757162
Status: Duplicate (was: Untriaged)
►

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