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Issue metadata

Status: Verified
Owner: ----
Closed: Oct 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: 1
Type: Bug



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Null-dereference in blink::Node::CanParticipateInFlatTree

Project Member Reported by ClusterFuzz, Oct 27 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4577801402580992

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_syzyasan_content_shell
Platform Id: windows

Crash Type: Null-dereference
Crash Address: 0x0000000b
Crash State:
  blink::Node::CanParticipateInFlatTree
  blink::Document::UpdateStyleAndLayoutTreeForNode
  blink::SpellChecker::DidEndEditingOnTextField
  
Memory Tool: SYZYASAN

Regressed: https://clusterfuzz.com/revisions?job=windows_syzyasan_content_shell&range=503938:503941

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4577801402580992

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Oct 27 2017

Components: Blink>DOM Blink>Editing
Labels: Test-Predator-AutoComponents
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, Oct 27 2017

Labels: Test-Predator-AutoOwner
Owner: msten...@opera.com
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/ba103ac99ee9a7d48b64bdb25eb63518392b7bc6 (Include less from Element.h).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 3 by sheriffbot@chromium.org, Oct 27 2017

Labels: Hotlist-Recharge-BouncingOwner
Owner: ----
Status: Untriaged (was: Assigned)
The assigned owner "mstensho@opera.com" is not able to receive e-mails, please re-triage.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
Project Member

Comment 4 by ClusterFuzz, Oct 28 2017

ClusterFuzz has detected this issue as fixed in range 512182:512219.

Detailed report: https://clusterfuzz.com/testcase?key=4577801402580992

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_syzyasan_content_shell
Platform Id: windows

Crash Type: Null-dereference
Crash Address: 0x0000000b
Crash State:
  blink::Node::CanParticipateInFlatTree
  blink::Document::UpdateStyleAndLayoutTreeForNode
  blink::SpellChecker::DidEndEditingOnTextField
  
Memory Tool: SYZYASAN

Regressed: https://clusterfuzz.com/revisions?job=windows_syzyasan_content_shell&range=503938:503941
Fixed: https://clusterfuzz.com/revisions?job=windows_syzyasan_content_shell&range=512182:512219

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4577801402580992

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, Oct 28 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4577801402580992 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Labels: -Test-Predator-AutoComponents Test-Predator-Auto-Components
Labels: -Test-Predator-AutoOwner Test-Predator-Auto-Owner

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