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Issue metadata

Status: Verified
Owner: ----
Closed: Aug 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Crash in SkOpSegment::findNextOp

Project Member Reported by ClusterFuzz, Aug 9 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5353413200314368

Fuzzer: afl_skia_pathop_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x0000000000ef
Crash State:
  SkOpSegment::findNextOp
  OpDebug
  SkOpBuilder::resolve
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=afl_chrome_asan&range=406032:406205

Minimized Testcase (0.29 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94ZgoRENMrRm0UuD6XRctW1EMgOWLp33Id4h20okyNL2YCkojKjymag9iwhkvUCuoI6Kzdb4_sZON6kHPLfVdof4nJEbOgMZJGuFB6M_bhfeEx0lEIzG3VWyohwpsSAsiR23RAXRx1BSU8M8PFRqLMgsaPDvA?testcase_id=5353413200314368

Issue manually filed by: metzman

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

Comment 1 by ClusterFuzz, Aug 13 2016

ClusterFuzz has detected this issue as fixed in range 411529:411612.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5353413200314368

Fuzzer: afl_skia_pathop_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x0000000000ef
Crash State:
  SkOpSegment::findNextOp
  OpDebug
  SkOpBuilder::resolve
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=afl_chrome_asan&range=406032:406205
Fixed: https://cluster-fuzz.appspot.com/revisions?job=afl_chrome_asan&range=411529:411612

Minimized Testcase (0.29 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94ZgoRENMrRm0UuD6XRctW1EMgOWLp33Id4h20okyNL2YCkojKjymag9iwhkvUCuoI6Kzdb4_sZON6kHPLfVdof4nJEbOgMZJGuFB6M_bhfeEx0lEIzG3VWyohwpsSAsiR23RAXRx1BSU8M8PFRqLMgsaPDvA?testcase_id=5353413200314368

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.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 2 by ClusterFuzz, Aug 13 2016

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

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

Comment 3 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

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