New issue
Advanced search Search tips

Issue 827104 link

Starred by 2 users

Issue metadata

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



Sign in to add a comment

Null-dereference READ in blink::LowestCommonAncestor<blink::EffectPaintPropertyNode>

Project Member Reported by ClusterFuzz, Mar 29 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5713781003649024

Fuzzer: bj_broddelwerk
Job Type: windows_asan_content_shell
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x000000000008
Crash State:
  blink::LowestCommonAncestor<blink::EffectPaintPropertyNode>
  blink::PaintPropertyNode<blink::ClipPaintPropertyNode>::Changed
  blink::CompositedLayerRasterInvalidator::ChunkPropertiesChanged
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=544749:544762

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5713781003649024

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Mar 29 2018

Components: Blink>Paint
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, Mar 29 2018

Labels: Test-Predator-Auto-Owner
Owner: chrishtr@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/2a94373409feaf9794c2489ba9563fe67a8eabbd (Make <foreignObject> a stacking context.).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
Owner: schenney@chromium.org
I can't reproduce this bug in debug mode.

Stephen can you please try ASAN?
Project Member

Comment 4 by ClusterFuzz, Mar 30 2018

ClusterFuzz has detected this issue as fixed in range 545306:545319.

Detailed report: https://clusterfuzz.com/testcase?key=5713781003649024

Fuzzer: bj_broddelwerk
Job Type: windows_asan_content_shell
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x000000000008
Crash State:
  blink::LowestCommonAncestor<blink::EffectPaintPropertyNode>
  blink::PaintPropertyNode<blink::ClipPaintPropertyNode>::Changed
  blink::CompositedLayerRasterInvalidator::ChunkPropertiesChanged
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=544749:544762
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=545306:545319

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5713781003649024

See https://github.com/google/clusterfuzz-tools 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 5 by ClusterFuzz, Mar 30 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5713781003649024 is verified as fixed, so closing issue as verified.

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

Sign in to add a comment