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Issue 798201 link

Starred by 2 users

Issue metadata

Status: Duplicate
Owner:
Last visit > 30 days ago
Closed: Jan 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in __GI___pthread_mutex_lock

Project Member Reported by ClusterFuzz, Jan 1 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5600032802996224

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_chrome_v8_arm
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000030
Crash State:
  __GI___pthread_mutex_lock
  media::ChunkDemuxerStream::SetEnabled
  media::ChunkDemuxer::OnEnabledAudioTracksChanged
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=473072:473110

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5600032802996224

Additional requirements: Requires HTTP

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 1 2018

Components: Internals>Media
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.
Project Member

Comment 2 by ClusterFuzz, Jan 1 2018

Labels: Test-Predator-Auto-Owner
Owner: horo@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/4c4e9325460f277a8db45b8b12d48efaddbdb841 (Set the requester context info to the requests for off-main-thread-fetch.).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.

Comment 3 by horo@chromium.org, Jan 9 2018

Cc: horo@chromium.org
Owner: wolenetz@chromium.org
I think my patch is not related to this crash.


wolenetz@
Could you please look at this issue?

Cc: wolenetz@chromium.org
Components: -Internals>Media Internals>Media>Source
Owner: servolk@chromium.org
=> servolk@
I think this is likely another duplicate of bug 775852.

Comment 5 by servolk@google.com, Jan 13 2018

Mergedinto: 775852
Status: Duplicate (was: Assigned)
Yes, I believe this is a dup of 775852
Project Member

Comment 6 by ClusterFuzz, Jan 13 2018

ClusterFuzz has detected this issue as fixed in range 529091:529095.

Detailed report: https://clusterfuzz.com/testcase?key=5600032802996224

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_chrome_v8_arm
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000030
Crash State:
  __GI___pthread_mutex_lock
  media::ChunkDemuxerStream::SetEnabled
  media::ChunkDemuxer::OnEnabledAudioTracksChanged
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=473072:473110
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=529091:529095

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5600032802996224

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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