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Issue metadata

Status: Verified
Owner:
Closed: Jan 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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CHECK failure: *deserialized_op1 == *deserialized_op2 in paint_op_buffer_eq_fuzzer.cc

Project Member Reported by ClusterFuzz, Jan 17 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4584683173314560

Fuzzer: afl_paint_op_buffer_eq_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  *deserialized_op1 == *deserialized_op2 in paint_op_buffer_eq_fuzzer.cc
  paint_op_buffer_eq_fuzzer.cc
  ExecuteFilesOnyByOne
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=529163:529167

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4584683173314560

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 17 2018

Components: Internals>Compositing
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, Jan 17 2018

Labels: Test-Predator-Auto-Owner
Owner: weili@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/2a9bfe4538e4b99f6adbf5b22ff65c15da6399ce (Add custom data op in paint op buffer).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 3 by ClusterFuzz, Jan 18 2018

ClusterFuzz has detected this issue as fixed in range 529768:529845.

Detailed report: https://clusterfuzz.com/testcase?key=4584683173314560

Fuzzer: afl_paint_op_buffer_eq_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  *deserialized_op1 == *deserialized_op2 in paint_op_buffer_eq_fuzzer.cc
  paint_op_buffer_eq_fuzzer.cc
  ExecuteFilesOnyByOne
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=529163:529167
Fixed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=529768:529845

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4584683173314560

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, Jan 18 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 4584683173314560 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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