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Issue 771857 link

Starred by 1 user
Status: Duplicate
Merged: issue 771505
Owner: ----
Closed: Oct 2017
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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CHECK failure: i >= begin_ && i < end_ in circular_deque.h

Project Member Reported by ClusterFuzz, Oct 5 2017 
Detailed report: https://clusterfuzz.com/testcase?key=5615693453328384

Fuzzer: libFuzzer_mediasource_MP4_AACLC_AVC_pipeline_integration_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  i >= begin_ && i < end_ in circular_deque.h
  base::circular_deque<scoped_refptr<media::StreamParserBuffer> >::CheckValidIndex
  base::internal::circular_deque_const_iterator<scoped_refptr<media::StreamParserB
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=506151:506187

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5615693453328384

Issue filed automatically.

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

Comment 1 by kkaluri@chromium.org, Oct 5 2017

Labels: M-63 Test-Predator-Wrong
Mergedinto: 771505
Status: Duplicate (was: Untriaged)
This issue looks similar to  Issue 771505 , with same regression range and same file name in the stack trace, hence merging into it.
Please undo it it is not the case.

Thank You...
Project Member

Comment 2 by ClusterFuzz, Nov 1 2017 

ClusterFuzz has detected this issue as fixed in range 512996:513028.

Detailed report: https://clusterfuzz.com/testcase?key=5615693453328384

Fuzzer: libFuzzer_mediasource_MP4_AACLC_AVC_pipeline_integration_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  i >= begin_ && i < end_ in circular_deque.h
  base::circular_deque<scoped_refptr<media::StreamParserBuffer> >::CheckValidIndex
  base::internal::circular_deque_const_iterator<scoped_refptr<media::StreamParserB
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=506151:506187
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=512996:513028

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5615693453328384

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