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Issue metadata

Status: Verified
Owner:
Closed: Sep 25
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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CHECK failure: layout_snapped_paint_offset == snapped_paint_offset || subpixel_accumulation_may

Project Member Reported by ClusterFuzz, Sep 16

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5380580110499840

Fuzzer: marty_html_twiddler
Job Type: linux_debug_chrome
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  layout_snapped_paint_offset == snapped_paint_offset || subpixel_accumulation_may
  blink::CompositingLayerPropertyUpdater::Update
  blink::PrePaintTreeWalk::WalkInternal
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_debug_chrome&range=590577:590578

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5380580110499840

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Sep 16

Components: Blink>Compositing 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, Sep 16

Labels: Test-Predator-Auto-Owner
Owner: trchen@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/8661a7c51be77ca3e6a154e7fbade0b799eb6d9f ([Blink/BGPT+SPv2] Implement sticky position as transform node).

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: wangxianzhu@chromium.org
I think it's a duplicate. This might be a better repro case, however.
Labels: -Pri-1 Pri-2
Project Member

Comment 5 by ClusterFuzz, Sep 25

ClusterFuzz has detected this issue as fixed in range 593713:593718.

Detailed report: https://clusterfuzz.com/testcase?key=5380580110499840

Fuzzer: marty_html_twiddler
Job Type: linux_debug_chrome
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  layout_snapped_paint_offset == snapped_paint_offset || subpixel_accumulation_may
  blink::CompositingLayerPropertyUpdater::Update
  blink::PrePaintTreeWalk::WalkInternal
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_debug_chrome&range=590577:590578
Fixed: https://clusterfuzz.com/revisions?job=linux_debug_chrome&range=593713:593718

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5380580110499840

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 6 by ClusterFuzz, Sep 25

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5380580110499840 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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