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Issue metadata

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



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Abrt in sk_abort_no_print

Project Member Reported by ClusterFuzz, Feb 15 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6201939453542400

Fuzzer: libFuzzer_paint_op_buffer_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: Abrt
Crash Address: 0x03e90000251f
Crash State:
  sk_abort_no_print
  AAFlatteningConvexPathOp::onPrepareDraws
  AAFlatteningConvexPathOp::onPrepareDraws
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=530630:530658

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6201939453542400

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Feb 15 2018

Components: Internals>Skia
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, Feb 15 2018

Cc: halcanary@google.com robertph...@google.com
Labels: Test-Predator-Auto-CC
Automatically adding ccs based on suspected regression changelists:

Split GrContext into Normal/DDL flavors by robertphillips@google.com - https://skia.googlesource.com/skia/+/88260b549fcff1715ab9bb9b1a442e0abacce2e5

Revert "Move more internal methods from GrContext to GrContextPriv" by halcanary@google.com - https://skia.googlesource.com/skia/+/07320e46c0064dc1fe876f4621e94cb9ad529f85

Move more internal methods from GrContext to GrContextPriv by robertphillips@google.com - https://skia.googlesource.com/skia/+/f440cecbfdf1910104f36aedd0e963da2ae8b6a8

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 3 by bugdroid1@chromium.org, Feb 15 2018

The following revision refers to this bug:
  https://skia.googlesource.com/skia/+/93c72502f218f9c4ba6764f65401a35369e200e0

commit 93c72502f218f9c4ba6764f65401a35369e200e0
Author: Robert Phillips <robertphillips@google.com>
Date: Thu Feb 15 14:38:09 2018

Remove unneccesary assert in GrAALinearizingConvexPathRenderer

Bug:812481
Change-Id: I83ccd322695b404c6afc6f586dcbf52088634875
Reviewed-on: https://skia-review.googlesource.com/107640
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>

[modify] https://crrev.com/93c72502f218f9c4ba6764f65401a35369e200e0/src/gpu/ops/GrAALinearizingConvexPathRenderer.cpp

Comment 4 by hcm@chromium.org, Feb 15 2018

Cc: ethannicholas@chromium.org
Project Member

Comment 5 by ClusterFuzz, Feb 16 2018

ClusterFuzz has detected this issue as fixed in range 537030:537040.

Detailed report: https://clusterfuzz.com/testcase?key=6201939453542400

Fuzzer: libFuzzer_paint_op_buffer_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: Abrt
Crash Address: 0x03e90000251f
Crash State:
  sk_abort_no_print
  AAFlatteningConvexPathOp::onPrepareDraws
  AAFlatteningConvexPathOp::onPrepareDraws
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=530630:530658
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=537030:537040

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6201939453542400

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 6 by ClusterFuzz, Feb 16 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6201939453542400 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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