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Issue metadata

Status: Duplicate
Merged: issue 794920
Owner: ----
Closed: Apr 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Data race in crash_reporter::internal::CrashKeyStringImpl::Set

Project Member Reported by ClusterFuzz, Mar 29 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5476319601885184

Fuzzer: ochang_domfuzzer
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race WRITE 1
Crash Address: 0x7bb4000022c7
Crash State:
  crash_reporter::internal::CrashKeyStringImpl::Set
  discardable_memory::DiscardableSharedMemoryManager::AllocateLockedDiscardableSha
  discardable_memory::DiscardableSharedMemoryManager::AllocateLockedDiscardableMem
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=546649:546656

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5476319601885184

Additional requirements: Requires Gestures

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Mar 29 2018

Components: Internals>CrashReporting
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.
Mergedinto: 794920
Status: Duplicate (was: Untriaged)
This issue looks similar to bug 794920, hence merging in to it. Feel free to undupe if it's a different issue.

Thanks!
Project Member

Comment 3 by ClusterFuzz, Apr 12 2018

ClusterFuzz has detected this issue as fixed in range 549928:549930.

Detailed report: https://clusterfuzz.com/testcase?key=5476319601885184

Fuzzer: ochang_domfuzzer
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race WRITE 1
Crash Address: 0x7bb4000022c7
Crash State:
  crash_reporter::internal::CrashKeyStringImpl::Set
  discardable_memory::DiscardableSharedMemoryManager::AllocateLockedDiscardableSha
  discardable_memory::DiscardableSharedMemoryManager::AllocateLockedDiscardableMem
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=546649:546656
Fixed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=549928:549930

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5476319601885184

Additional requirements: Requires Gestures

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.

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