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Issue 812187 link

Starred by 1 user
Status: Assigned
Owner:
wolenetz@chromium.org
Cc:
xhw...@chromium.org
█ brajkumar@chromium.org
wolenetz@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Windows , Chrome , Mac
Pri: 2
Type: Bug-Regression



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Timeout in mediasource_WEBM_VP8_pipeline_integration_fuzzer

Project Member Reported by ClusterFuzz, Feb 14 2018 
Detailed report: https://clusterfuzz.com/testcase?key=5015782430605312

Fuzzer: libFuzzer_mediasource_WEBM_VP8_pipeline_integration_fuzzer
Job Type: libfuzzer_chrome_msan
Platform Id: linux

Crash Type: Timeout (exceeds 25 secs)
Crash Address: 
Crash State:
  mediasource_WEBM_VP8_pipeline_integration_fuzzer
  
Sanitizer: memory (MSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_msan&range=505170:505228

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5015782430605312

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.

Comment 1 by brajkumar@chromium.org, Feb 15 2018

Cc: xhw...@chromium.org brajkumar@chromium.org
Components: Internals>Media>Source
Labels: -Pri-1 -Type-Bug M-65 Test-Predator-Wrong Pri-2 Type-Bug-Regression
Owner: wolenetz@chromium.org
Status: Assigned (was: Untriaged)
Predator could not provide any possible suspects.

From the below CL observing some changes related to 'pipeline_integration_fuzzer', hence suspecting the same
https://chromium.googlesource.com/chromium/src/+log/c0f0032605b61434a7eb4dd5aa5ae642f227762b..ef59187a703146dc49481629842004c39734f310?pretty=fuller&n=10000

Suspect CL: https://chromium.googlesource.com/chromium/src/+/b61fbbdfbb07406e7e293771f09aace9494bf582

wolenetz@ -- 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.

Note: Not sure if this is similar to  issue 806580 , these issues are filed by clusterfuzz hence retriaging it.

Thanks!
Project Member

Comment 2 by ClusterFuzz, Aug 4

Labels: OS-Mac
Project Member

Comment 3 by ClusterFuzz, Dec 1

Labels: -Reproducible Unreproducible
ClusterFuzz testcase 5015782430605312 appears to be flaky, updating reproducibility label.

Comment 4 by infe...@chromium.org, Dec 1

Labels: -Unreproducible Reproducible
Please ignore the last comment about testcase being unreproducible. The testcase is still reproducible. This happened due to a code refactoring on ClusterFuzz side, and the underlying root cause is now fixed. Resetting the label back to Reproducible. Sorry about the inconvenience caused from these incorrect notifications.

Comment 5 by infe...@chromium.org, Dec 1 

Please ignore the last comment about testcase being unreproducible. The testcase is still reproducible. This happened due to a code refactoring on ClusterFuzz side, and the underlying root cause is now fixed. Resetting the label back to Reproducible. Sorry about the inconvenience caused from these incorrect notifications.
Project Member

Comment 6 by ClusterFuzz, Dec 27

Labels: OS-Chrome
Project Member

Comment 7 by ClusterFuzz, Jan 21 (2 days ago)

Labels: OS-Windows
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