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Issue metadata

Status: Duplicate
Merged: issue 522018
Owner: ----
Closed: Jul 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Data race on vptr in base::FileTracing::ScopedEnabler::ScopedEnabler

Project Member Reported by ClusterFuzz, May 16 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5763567374041088

Fuzzer: tokenfuzz_pdf_april16
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race on vptr READ 8
Crash Address: 0x7d0400002f10
Crash State:
  base::FileTracing::ScopedEnabler::ScopedEnabler
  base::File::File
  sessions::SessionBackend::OpenAndWriteHeader
  

Unminimized Testcase: https://cluster-fuzz.appspot.com/download/AMIfv96yrETNYbzOkDUX2-ovlfiAUGEXCe9r7mA0_z1AQNH0go4Xi4bI9xzuwL6MTYoC-EEM_-ClwxkGqFLuy5iC_B8Ec3vDfRyGgeWkPH9uW3PHKhw3MGblT2newF71_nNN15suxmYDkKUOvuoJJlwiLu1bcaOOZxIE9zxhxG0NiphnEqyGan4


Filer: ivancic

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: dbeam@chromium.org
Related to  bug 522018 .
Project Member

Comment 2 by ClusterFuzz, Jun 2 2016

ClusterFuzz has detected this testcase as flaky and is unable to reproduce it in the original crash revision. Skipping fixed testing check and marking it as potentially fixed.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5763567374041088

Fuzzer: tokenfuzz_pdf_april16
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race on vptr READ 8
Crash Address: 0x7d0400002f10
Crash State:
  base::FileTracing::ScopedEnabler::ScopedEnabler
  base::File::File
  sessions::SessionBackend::OpenAndWriteHeader
  

Unminimized Testcase: https://cluster-fuzz.appspot.com/download/AMIfv96yrETNYbzOkDUX2-ovlfiAUGEXCe9r7mA0_z1AQNH0go4Xi4bI9xzuwL6MTYoC-EEM_-ClwxkGqFLuy5iC_B8Ec3vDfRyGgeWkPH9uW3PHKhw3MGblT2newF71_nNN15suxmYDkKUOvuoJJlwiLu1bcaOOZxIE9zxhxG0NiphnEqyGan4


See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Components: Internals>Tracing
Status: Untriaged (was: Available)

Comment 4 by dbeam@chromium.org, Jul 1 2016

Mergedinto: 522018
Status: Duplicate (was: Untriaged)
Project Member

Comment 5 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

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