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Issue metadata

Status: Verified
Owner: ----
Closed: Feb 2018
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux , Mac
Pri: 1
Type: Bug



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Null-dereference READ in media::RendererImpl::GetMediaTime

Project Member Reported by ClusterFuzz, Feb 7 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5760959122243584

Fuzzer: inferno_flicker
Job Type: linux_asan_chrome_media
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  media::RendererImpl::GetMediaTime
  media::PipelineImpl::GetMediaTime
  media::WebMediaPlayerImpl::Pause
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_media&range=534977:534978

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5760959122243584

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Feb 7 2018

Labels: OS-Mac
Project Member

Comment 2 by ClusterFuzz, Feb 7 2018

Labels: Test-Predator-Auto-Owner
Owner: mastiz@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/6bd0344aa74cb498dbe47a3f23ebd397cb6e0cac (Refactor to adopt OnceCallback in USS ModelTypeStore API).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
Labels: Test-Predator-Wrong-CLs
I cannot imagine how my patch could be related to this issue.
Project Member

Comment 5 by ClusterFuzz, Feb 7 2018

Labels: M-65 ReleaseBlock-Beta ClusterFuzz-Top-Crash
Testcase 5760959122243584 is a top crash on ClusterFuzz for mac platform. Please prioritize fixing this crash.

Marking this crash as a Beta release blocker.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Status: Available (was: Assigned)
Cc: mastiz@chromium.org
Owner: ----
Labels: -M-65 M-66
Per Clusterfuzz report regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_media&range=534977:534978 (66.0.3343.0:66.0.3343.0). So applying M66 label.
Project Member

Comment 9 by ClusterFuzz, Feb 8 2018

ClusterFuzz has detected this issue as fixed in range 535011:535013.

Detailed report: https://clusterfuzz.com/testcase?key=5760959122243584

Fuzzer: inferno_flicker
Job Type: linux_asan_chrome_media
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  media::RendererImpl::GetMediaTime
  media::PipelineImpl::GetMediaTime
  media::WebMediaPlayerImpl::Pause
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_media&range=534977:534978
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_media&range=535011:535013

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5760959122243584

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.
Project Member

Comment 10 by ClusterFuzz, Feb 8 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Available)
ClusterFuzz testcase 5760959122243584 is verified as fixed, so closing issue as verified.

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

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