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Issue metadata

Status: Verified
Owner: ----
Closed: Dec 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in gl::init::GetSurfaceFactoryOzone

Project Member Reported by ClusterFuzz, Dec 20 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5970577147035648

Fuzzer: libFuzzer_gpu_angle_passthrough_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  gl::init::GetSurfaceFactoryOzone
  gl::init::HasGLOzone
  gl::init::InitializeStaticGLBindings
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=525156:525174

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5970577147035648

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
 
Project Member

Comment 1 by ClusterFuzz, Dec 20 2017

Components: Internals>GPU>Internals
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.
Cc: kkaluri@chromium.org
Labels: M-65 Test-Predator-Wrong CF-NeedsTriage
Unable to provide possible suspect using Predator, CL and Code Search.
Could someone please look into the issue.

Thank You...
Project Member

Comment 3 by ClusterFuzz, Dec 21 2017

ClusterFuzz has detected this issue as fixed in range 525358:525376.

Detailed report: https://clusterfuzz.com/testcase?key=5970577147035648

Fuzzer: libFuzzer_gpu_angle_passthrough_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  gl::init::GetSurfaceFactoryOzone
  gl::init::HasGLOzone
  gl::init::InitializeStaticGLBindings
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=525156:525174
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=525358:525376

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5970577147035648

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md 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, Dec 21 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5970577147035648 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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