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Issue metadata

Status: Verified
Owner: ----
Closed: Dec 2017
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Data race in strncpy

Project Member Reported by ClusterFuzz, Dec 21 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5481005636124672

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race WRITE 8
Crash Address: 0x7bb4000013b0
Crash State:
  strncpy
  google_breakpad::NonAllocatingMap<40ul, 128ul, 200ul>::SetKeyValue
  crash_reporter::internal::CrashKeyStringImpl::Set
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=525630:525633

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5481005636124672

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Dec 21 2017

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.
Project Member

Comment 2 by ClusterFuzz, Dec 22 2017

ClusterFuzz has detected this issue as fixed in range 525850:525864.

Detailed report: https://clusterfuzz.com/testcase?key=5481005636124672

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race WRITE 8
Crash Address: 0x7bb4000013b0
Crash State:
  strncpy
  google_breakpad::NonAllocatingMap<40ul, 128ul, 200ul>::SetKeyValue
  crash_reporter::internal::CrashKeyStringImpl::Set
  
Sanitizer: thread (TSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=525630:525633
Fixed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=525850:525864

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5481005636124672

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 3 by ClusterFuzz, Dec 22 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5481005636124672 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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