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Issue 768670 link

Starred by 1 user
Status: WontFix
Owner:
zmo@chromium.org
Closed: Oct 2017
Cc:
pnangunoori@chromium.org
geoffl...@chromium.org
█ msrchandra@chromium.org
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Null-dereference in gpu::gles2::Shader::DoCompile

Project Member Reported by ClusterFuzz, Sep 26 2017 
Detailed report: https://clusterfuzz.com/testcase?key=5223161040994304

Fuzzer: inferno_twister
Job Type: linux_msan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference
Crash Address: 0x000000000018
Crash State:
  gpu::gles2::Shader::DoCompile
  gpu::gles2::Program::CompileAttachedShaders
  gpu::gles2::Program::Link
  
Sanitizer: memory (MSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=442831:443393

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5223161040994304

Issue filed automatically.

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

Comment 1 by pnangunoori@chromium.org, Sep 26 2017

Cc: msrchandra@chromium.org pnangunoori@chromium.org
Labels: Test-Predator-Wrong M-63
Owner: geoffl...@chromium.org
Status: Assigned (was: Untriaged)
Predator and CL could not provide any possible suspects.
Using the code search for the file, “shader_manager.cc” assigning to concern owner from GIT revision log.

Suspecting Commit#
https://chromium.googlesource.com/chromium/src/+/30efb7b6a95c12b2d476e3b117147d90e247a743
@geofflang  -- Could you please look into this issue, kindly reassign if it has nothing to do with your changes.
Thank You.

Comment 2 by geoffl...@chromium.org, Sep 26 2017

Cc: geoffl...@chromium.org
Owner: zmo@chromium.org
Mo, could you assign this? Appears to be some driver specific crash and is flaky we may be able to close.

Comment 3 by zmo@chromium.org, Sep 26 2017

Labels: -Pri-1 Pri-2
I agree with you. Let's just wait and see.

Comment 4 Deleted

Project Member

Comment 5 by ClusterFuzz, Oct 9 2017

Status: WontFix (was: Assigned)
ClusterFuzz testcase 5223161040994304 is flaky and no longer crashes, so closing issue.

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