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Issue metadata

Status: Duplicate
Merged: issue 773198
Owner:
Closed: Oct 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in GetLayoutObject

Project Member Reported by ClusterFuzz, Oct 10 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6227483862237184

Fuzzer: bj_broddelwerk
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  GetLayoutObject
  blink::VisualOffsetFromPaintOffsetRoot
  UpdateFragments
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=507390:507569

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6227483862237184

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Oct 10 2017

Components: Blink>Paint
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 10 2017

Labels: Test-Predator-AutoOwner
Owner: chrishtr@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/3c953ed108223409d9a0d0fb9d324cf5db808923 (Require a paint offset translation if the object has an SVG to local transform.).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Mergedinto: 773198
Status: Duplicate (was: Assigned)
Project Member

Comment 4 by ClusterFuzz, Oct 14 2017

ClusterFuzz has detected this issue as fixed in range 508786:508862.

Detailed report: https://clusterfuzz.com/testcase?key=6227483862237184

Fuzzer: bj_broddelwerk
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  GetLayoutObject
  blink::VisualOffsetFromPaintOffsetRoot
  UpdateFragments
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=507390:507569
Fixed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=508786:508862

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6227483862237184

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.
Labels: -Test-Predator-AutoComponents Test-Predator-Auto-Components
Labels: -Test-Predator-AutoOwner Test-Predator-Auto-Owner

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