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Issue metadata

Status: Duplicate
Merged: issue 735559
Owner:
Closed: Sep 2017
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Timeout in v8_regexp_parser_fuzzer

Project Member Reported by ClusterFuzz, Aug 10 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5012830641455104

Fuzzer: libFuzzer_v8_regexp_parser_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Timeout (exceeds 25 secs)
Crash Address: 
Crash State:
  v8_regexp_parser_fuzzer
  
Sanitizer: address (ASAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5012830641455104

Note: This crash might not be reproducible with the provided testcase. That said, for the past 14 days we've been seeing this crash frequently. If you are unable to reproduce this, please try a speculative fix based on the crash stacktrace in the report. The fix can be verified by looking at the crash statistics in the report, a day after the fix is deployed. If the fix resolved the issue, please close the bug by marking as Fixed.

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
 
Labels: Pri-2
Stack-overflow, Out of memory and Timeout issues are 'P2'.
Components: Blink>JavaScript
Labels: Test-Predator-Wrong-CLs CF-NeedsTriage
Owner: jgruber@chromium.org
Status: Assigned (was: Untriaged)
This time it's not a OOM, but a timeout on '\b\B' sequences.
Jakob, still a dupe of 735559?
Mergedinto: 735559
Status: Duplicate (was: Assigned)
Yep, thanks. The fuzzer seems to really like \b\B sequences..

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