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Issue metadata

Status: Verified
Owner: ----
Closed: Mar 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Mac
Pri: 1
Type: Bug



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Null-dereference READ in GrSimpleTextureEffect::GrSimpleTextureEffect

Project Member Reported by ClusterFuzz, Mar 9 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4771461353701376

Fuzzer: inferno_canvas_wrecker
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  GrSimpleTextureEffect::GrSimpleTextureEffect
  GrSimpleTextureEffect::Make
  draw_mask
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=541822:541836

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4771461353701376

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Mar 9 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.
Project Member

Comment 2 by ClusterFuzz, Mar 9 2018

Cc: robertph...@google.com
Labels: Test-Predator-Auto-CC
Automatically adding ccs based on suspected regression changelists:

Additional DDL playback cleanup by robertphillips@google.com - https://skia.googlesource.com/skia/+/c7c2baf0cf264b9d0d9c0f67cfb827a7e4a5e32c

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 3 by ClusterFuzz, Mar 9 2018

ClusterFuzz has detected this issue as fixed in range 541997:542007.

Detailed report: https://clusterfuzz.com/testcase?key=4771461353701376

Fuzzer: inferno_canvas_wrecker
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  GrSimpleTextureEffect::GrSimpleTextureEffect
  GrSimpleTextureEffect::Make
  draw_mask
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=541822:541836
Fixed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=541997:542007

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4771461353701376

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 4 by ClusterFuzz, Mar 9 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4771461353701376 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Most likely this was: https://skia-review.googlesource.com/c/skia/+/113161 (Fix preAbandonContext bot)

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