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Issue 816410 link

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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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Null-dereference READ in blink::LayoutTextCombine::TransformToInlineCoordinates

Project Member Reported by ClusterFuzz, Feb 26 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6556395705729024

Fuzzer: ifratric-browserfuzzer-v3
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  blink::LayoutTextCombine::TransformToInlineCoordinates
  blink::TextPainter::Paint
  blink::InlineTextBoxPainter::Paint
  
Sanitizer: thread (TSAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6556395705729024

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Cc: brajkumar@chromium.org
Components: Blink>Layout
Labels: M-65 Test-Predator-Wrong CF-NeedsTriage
Unable to find actual suspect through code search and also observing no CL's under regression range, hence adding appropriate labels for further triage.

Thanks!

Project Member

Comment 2 by ClusterFuzz, Feb 28 2018

ClusterFuzz has detected this issue as fixed in range 539509:539515.

Detailed report: https://clusterfuzz.com/testcase?key=6556395705729024

Fuzzer: ifratric-browserfuzzer-v3
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  blink::LayoutTextCombine::TransformToInlineCoordinates
  blink::TextPainter::Paint
  blink::InlineTextBoxPainter::Paint
  
Sanitizer: thread (TSAN)

Fixed: https://clusterfuzz.com/revisions?job=linux_tsan_chrome_mp&range=539509:539515

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6556395705729024

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 3 by ClusterFuzz, Feb 28 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6556395705729024 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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