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Issue metadata

Status: Verified
Owner: ----
Closed: Nov 27
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Windows , Mac
Pri: 1
Type: Bug



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Timeout in skia_pathop_fuzzer

Project Member Reported by ClusterFuzz, Nov 22

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6073207825891328

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)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=588097:588106

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6073207825891328

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Nov 22

Labels: OS-Windows OS-Mac
Project Member

Comment 2 by ClusterFuzz, Nov 22

Cc: mbarbe...@chromium.org
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file / target commit history.

If this is incorrect, please add ClusterFuzz-Wrong label.
Project Member

Comment 3 by ClusterFuzz, Nov 22

Cc: carycl...@skia.org
Labels: Test-Predator-Auto-CC
Automatically adding ccs based on suspected regression changelists:

remove scaling from pathops by caryclark@skia.org - https://skia.googlesource.com/skia/+/5de5233463ddfae51965a116177b2ce62c883765

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.
Components: Internals>Skia
Cc: -carycl...@skia.org caryclark@google.com
Project Member

Comment 6 by bugdroid1@chromium.org, Nov 26

The following revision refers to this bug:
  https://skia.googlesource.com/skia/+/9a061a5c2b22055b46464ca243d94feee105e5c9

commit 9a061a5c2b22055b46464ca243d94feee105e5c9
Author: Cary Clark <caryclark@skia.org>
Date: Mon Nov 26 13:24:40 2018

fix pathops fuzz

add escape hatch to abort infinite loop
when fed fuzzed data

R=kjlubick@google.com

Docs-Preview: https://skia.org/?cl=172745
Bug:  907844 
Change-Id: I015fa1f6f8b697ad438e3d17c4254b65511d699e
Reviewed-on: https://skia-review.googlesource.com/c/172745
Commit-Queue: Cary Clark <caryclark@skia.org>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
Auto-Submit: Cary Clark <caryclark@skia.org>
Reviewed-by: Kevin Lubick <kjlubick@google.com>

[modify] https://crrev.com/9a061a5c2b22055b46464ca243d94feee105e5c9/src/pathops/SkOpSegment.cpp

Project Member

Comment 7 by bugdroid1@chromium.org, Nov 26

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/f7e48bcaa0d380b0627942c1e62ee8cec448dd51

commit f7e48bcaa0d380b0627942c1e62ee8cec448dd51
Author: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Date: Mon Nov 26 15:31:18 2018

Roll src/third_party/skia bc97432f4f93..9a061a5c2b22 (1 commits)

https://skia.googlesource.com/skia.git/+log/bc97432f4f93..9a061a5c2b22


git log bc97432f4f93..9a061a5c2b22 --date=short --no-merges --format='%ad %ae %s'
2018-11-26 caryclark@skia.org fix pathops fuzz


Created with:
  gclient setdep -r src/third_party/skia@9a061a5c2b22

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-autoroll

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

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.

CQ_INCLUDE_TRYBOTS=luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux-blink-rel;luci.chromium.try:linux-chromeos-compile-dbg;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel

BUG= chromium:907844 
TBR=borenet@chromium.org

Change-Id: I610db74ac84a8aeb531c8d0a3fbab536f902f89f
Reviewed-on: https://chromium-review.googlesource.com/c/1350233
Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#610849}
[modify] https://crrev.com/f7e48bcaa0d380b0627942c1e62ee8cec448dd51/DEPS

Project Member

Comment 8 by ClusterFuzz, Nov 27

ClusterFuzz has detected this issue as fixed in range 610848:610849.

Detailed report: https://clusterfuzz.com/testcase?key=6073207825891328

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)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=588097:588106
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=610848:610849

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6073207825891328

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 9 by ClusterFuzz, Nov 27

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6073207825891328 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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