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Issue 873492 link

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Issue metadata

Status: Verified
Owner:
Closed: Oct 6
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Data race in v8::internal::libc_memmove

Project Member Reported by ClusterFuzz, Aug 12

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5882630223167488

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race READ 8
Crash Address: 0x7b9000022000
Crash State:
  v8::internal::libc_memmove
  chrome
  v8::internal::Execution::Call
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=561126:561128

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5882630223167488

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Aug 12

Components: 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.
Owner: mstarzinger@chromium.org
Status: Assigned (was: Untriaged)
assigning to this week's CF sheriff for further triage.
Project Member

Comment 3 by ClusterFuzz, Oct 6

ClusterFuzz has detected this issue as fixed in range 597242:597247.

Detailed report: https://clusterfuzz.com/testcase?key=5882630223167488

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race READ 8
Crash Address: 0x7b9000022000
Crash State:
  v8::internal::libc_memmove
  chrome
  v8::internal::Execution::Call
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=561126:561128
Fixed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=597242:597247

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5882630223167488

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.
Project Member

Comment 4 by ClusterFuzz, Oct 6

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5882630223167488 is verified as fixed, so closing issue as verified.

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

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