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Issue metadata

Status: Duplicate
Merged: issue 808427
Owner:
Closed: Feb 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Data race in blink::ArrayBufferAllocator::Allocate

Project Member Reported by ClusterFuzz, Feb 2 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5737388710821888

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race READ 8
Crash Address: 0x7b1400017c40
Crash State:
  blink::ArrayBufferAllocator::Allocate
  v8::internal::JSArrayBuffer::SetupAllocatingData
  v8::internal::ConstructBuffer
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=533919:533925

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5737388710821888

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Feb 2 2018

Components: Blink>Bindings Blink>JavaScript
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, Feb 2 2018

Labels: Test-Predator-Auto-Owner
Owner: bbudge@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/eaa730ff5abd585b0b629f07406df6701589e7ff ([ArrayBuffer] Give each SecurityOrigin a Partition for ArrayBuffers.).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
Mergedinto: 808427
Status: Duplicate (was: Assigned)
Project Member

Comment 4 by ClusterFuzz, Feb 6 2018

ClusterFuzz has detected this issue as fixed in range 534527:534533.

Detailed report: https://clusterfuzz.com/testcase?key=5737388710821888

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race READ 8
Crash Address: 0x7b1400017c40
Crash State:
  blink::ArrayBufferAllocator::Allocate
  v8::internal::JSArrayBuffer::SetupAllocatingData
  v8::internal::ConstructBuffer
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=533919:533925
Fixed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=534527:534533

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5737388710821888

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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