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Issue 665295 link

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Issue metadata

Status: Fixed
Owner:
Last visit > 30 days ago
Closed: Nov 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Hang in skia_pathop_fuzzer

Project Member Reported by ClusterFuzz, Nov 15 2016

Issue description

Cc: msrchandra@chromium.org
Components: Internals>Skia
Labels: Test-Predator-Correct-CLs
Owner: caryclark@chromium.org
Status: Assigned (was: Untriaged)
Assigning to the concern owner from find it,
Suspected CLs	The result is a list of CLs that change the crashed files.

Author: caryclark
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/27c015dfcf4e2b8fb1abe327cc40204e2a4f452a
Time: Fri Sep 23 12:47:20 2016
Files SkOpSegment.cpp, SkPathOpsOp.cpp are changed in this cl (and is part of stack frame #4, "SkOpSegment::nextChase"; frame #5, "SkOpSegment::markAndChaseDone")
Minimum distance from crash line to modified line: 6. (file: SkPathOpsOp.cpp, crashed on: 204, modified: 210).

Suspected Project: chromium-skia
Suspected Component: Internals>Skia

@caryclark -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Thank You.
Project Member

Comment 3 by bugdroid1@chromium.org, Nov 15 2016

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/f0948a8c21aa053e51c7a864d1230470e792c928

commit f0948a8c21aa053e51c7a864d1230470e792c928
Author: skia-deps-roller <skia-deps-roller@chromium.org>
Date: Tue Nov 15 22:17:12 2016

Roll src/third_party/skia/ 526525a37..d327e8c3d (6 commits).

https://skia.googlesource.com/skia.git/+log/526525a37c25..d327e8c3d0ff

$ git log 526525a37..d327e8c3d --date=short --no-merges --format='%ad %ae %s'
2016-11-15 bsalomon Add 4.20 as a GLSL output version.
2016-11-15 caryclark fuzz hang fix and pathops client debugging
2016-11-15 mtklein More shader preliminaries / refactoring
2016-11-15 csmartdalton skpbench: fix parser script for bots
2016-11-15 brianosman Revert "Support decoding images to multiple formats, depending on usage"
2016-11-15 brianosman Revert "Fix NoGPU compilation"

BUG= 665295 

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, see:
http://www.chromium.org/developers/tree-sheriffs/sheriff-details-chromium#TOC-Failures-due-to-DEPS-rolls

CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_precise_blink_rel
TBR=stani@google.com

Review-Url: https://codereview.chromium.org/2499393002
Cr-Commit-Position: refs/heads/master@{#432269}

[modify] https://crrev.com/f0948a8c21aa053e51c7a864d1230470e792c928/DEPS

Status: Fixed (was: Assigned)
Project Member

Comment 5 by ClusterFuzz, Nov 18 2016

ClusterFuzz has detected this issue as fixed in range 432221:432277.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6474938027606016

Fuzzer: libfuzzer_skia_pathop_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Hang
Crash Address: 
Crash State:
  skia_pathop_fuzzer
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=420609:420681
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=432221:432277

Minimized Testcase (0.50 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95S7TeSKwvhbDYa9uKwDrTURWcAWQTgHQ8ofBJiH6lxjsiV8rLZzLOEA_aMJtEHUe9_0pthT_nH08WNkWh8Q3iwNsH5lkXyB_9Q7thCbgNrNPT2ErFcdOnAZbHkcYtPJVDKOtj7HP5b1tvWnpQ77pNzNmtC-A?testcase_id=6474938027606016

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 6 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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