New issue
Advanced search Search tips
Note: Color blocks (like or ) mean that a user may not be available. Tooltip shows the reason.

Issue 799126 link

Starred by 1 user

Issue metadata

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



Sign in to add a comment

CHECK failure: buffers_.empty() || CanAppendBuffersToEnd(new_buffers, new_buffers_group_start_p

Project Member Reported by ClusterFuzz, Jan 4 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6261090412658688

Fuzzer: libFuzzer_mediasource_MP2T_AACLC_AVC_pipeline_integration_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  buffers_.empty() || CanAppendBuffersToEnd(new_buffers, new_buffers_group_start_p
  media::SourceBufferRangeByPts::AppendBuffersToEnd
  media::SourceBufferStream<>::Append
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=507830:507845

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6261090412658688

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 4 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 4 2018

Labels: Test-Predator-Auto-Owner
Owner: z...@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/d6c19dbb202fcf130f58db70d52ff208818374c3 (mp2t: update timestamp unrolller calculation).

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

Comment 3 by ClusterFuzz, Jan 23 2018

ClusterFuzz has detected this issue as fixed in range 530989:530994.

Detailed report: https://clusterfuzz.com/testcase?key=6261090412658688

Fuzzer: libFuzzer_mediasource_MP2T_AACLC_AVC_pipeline_integration_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  buffers_.empty() || CanAppendBuffersToEnd(new_buffers, new_buffers_group_start_p
  media::SourceBufferRangeByPts::AppendBuffersToEnd
  media::SourceBufferStream<>::Append
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=507830:507845
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=530989:530994

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6261090412658688

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.
Project Member

Comment 4 by ClusterFuzz, Jan 23 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6261090412658688 is verified as fixed, so closing issue as verified.

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

Sign in to add a comment