Timeout in skia_pathop_fuzzer |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5824667863744512 Fuzzer: libFuzzer_skia_pathop_fuzzer Job Type: libfuzzer_chrome_asan Platform Id: linux Crash Type: Timeout (exceeds 25 secs) Crash Address: Crash State: skia_pathop_fuzzer Sanitizer: address (ASAN) Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5824667863744512 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information. Note: This crash might not be reproducible with the provided testcase. That said, for the past 14 days we've been seeing this crash frequently. If you are unable to reproduce this, please try a speculative fix based on the crash stacktrace in the report. The fix can be verified by looking at the crash statistics in the report, a day after the fix is deployed. We will auto-close the bug if the crash is not seen for 14 days.
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Dec 1 2017
As per the Issue 764699 owner, assigning this issue to @caryclark. @caryclark -- Could you please look into this issue, kindly reassign if it has nothing to do with your changes. Thanks.
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Dec 1 2017
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Dec 1 2017
The following revision refers to this bug: https://skia.googlesource.com/skia/+/afca4d6bc00a16e80b93f20742db9391bf65f508 commit afca4d6bc00a16e80b93f20742db9391bf65f508 Author: Cary Clark <caryclark@skia.org> Date: Fri Dec 01 20:48:40 2017 fix pathops handling of tiny wrapback quads and cubics If a quad or cubic reverses on itself, path ops breaks it in two. It determines the type of curve remaining, but needs to replace near-zero with zero first. TBR=reed@google.com Bug:790731 Change-Id: I3a1afa14fff064ca874b5abc768ec1ec5c2cf22f Reviewed-on: https://skia-review.googlesource.com/79400 Commit-Queue: Cary Clark <caryclark@google.com> Reviewed-by: Cary Clark <caryclark@skia.org> [modify] https://crrev.com/afca4d6bc00a16e80b93f20742db9391bf65f508/src/pathops/SkOpEdgeBuilder.cpp [modify] https://crrev.com/afca4d6bc00a16e80b93f20742db9391bf65f508/src/pathops/SkPathOpsCubic.cpp [modify] https://crrev.com/afca4d6bc00a16e80b93f20742db9391bf65f508/tests/PathOpsOpTest.cpp
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Dec 11 2017
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Comment 1 by ClusterFuzz
, Nov 30 2017