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Issue metadata

Status: Duplicate
Owner:
Closed: Jun 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in GrGLProgramBuilder::finalize

Project Member Reported by ClusterFuzz, May 26 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5519844527833088

Fuzzer: libFuzzer_paint_op_buffer_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000068
Crash State:
  GrGLProgramBuilder::finalize
  GrGLProgramBuilder::CreateProgram
  GrGLGpu::ProgramCache::refProgram
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=561996:562010

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5519844527833088

Issue filed automatically.

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

Comment 1 by ClusterFuzz, May 26 2018

Cc: enne@chromium.org
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file / target commit history.

If this is incorrect, please add ClusterFuzz-Wrong label.
Project Member

Comment 2 by ClusterFuzz, May 26 2018

Components: Internals>Skia
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.

Comment 3 by enne@chromium.org, Jun 2 2018

Owner: enne@chromium.org
Status: Assigned (was: Untriaged)
Mergedinto: 845351
Status: Duplicate (was: Assigned)
Project Member

Comment 5 by ClusterFuzz, Jun 6 2018

ClusterFuzz has detected this issue as fixed in range 564162:564191.

Detailed report: https://clusterfuzz.com/testcase?key=5519844527833088

Fuzzer: libFuzzer_paint_op_buffer_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000068
Crash State:
  GrGLProgramBuilder::finalize
  GrGLProgramBuilder::CreateProgram
  GrGLGpu::ProgramCache::refProgram
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=561996:562010
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=564162:564191

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5519844527833088

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.

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