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Starred by 2 users

Issue metadata

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



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Data race in sw::Renderer::initializeThreads

Project Member Reported by ClusterFuzz, Sep 3 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6346535460929536

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race WRITE 4
Crash Address: 0x7f33380f7058
Crash State:
  sw::Renderer::initializeThreads
  sw::Renderer::updateConfiguration
  sw::Renderer::draw
  
Sanitizer: thread (TSAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6346535460929536

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Labels: Test-Predator-Wrong CF-NeedsTriage
Redo Task has been performed for regression range.
Thank You.
Components: Internals>GPU>SwiftShader
Labels: -CF-NeedsTriage M-63
Owner: capn@chromium.org
Status: Assigned (was: Untriaged)
capn@, can you please look into this if possible?

Thank you!

Comment 3 by capn@chromium.org, Oct 4 2017

Cc: capn@chromium.org
Owner: sugoi@chromium.org
Looks like this should have been fixed by https://swiftshader-review.googlesource.com/12368. Alexis, could you verify if this is a duplicate of the bug that it fixed (there's no mention of a bug ID in the commit message). Thanks.
Project Member

Comment 4 by ClusterFuzz, Oct 4 2017

ClusterFuzz has detected this issue as fixed in range 504875:505008.

Detailed report: https://clusterfuzz.com/testcase?key=6346535460929536

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race WRITE 4
Crash Address: 0x7f00e7eb1054
Crash State:
  sw::Renderer::initializeThreads
  sw::Renderer::updateConfiguration
  sw::Renderer::draw
  
Sanitizer: thread (TSAN)

Fixed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=504875:505008

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6346535460929536

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 5 by ClusterFuzz, Oct 4 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6346535460929536 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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