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Issue 848687 link

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Issue metadata

Status: Duplicate
Merged: issue 847056
Owner:
Last visit > 30 days ago
Closed: Jun 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug

Blocked on:
issue 847056



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Stack-overflow in VectorBufferBase

Project Member Reported by ClusterFuzz, Jun 1 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6057755493007360

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

Crash Type: Stack-overflow
Crash Address: 0x7fffad40cef8
Crash State:
  VectorBufferBase
  VectorBuffer
  Vector
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=562324:562330

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6057755493007360

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jun 1 2018

Components: Blink>Internals>WTF
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.

Comment 2 by yutak@chromium.org, Jun 1 2018

Components: -Blink>Internals>WTF Blink>DOM>ShadowDOM Blink>Layout
Labels: Test-Predator-Wrong-Components

Comment 3 by e...@chromium.org, Jun 1 2018

Components: -Blink>Layout
Looks like infinite recursion in shadow dom tear-down.
Blockedon: 847056
Cc: fergal@chromium.org kochi@chromium.org
Looks very similar to

https://bugs.chromium.org/p/chromium/issues/detail?id=847056
https://bugs.chromium.org/p/chromium/issues/detail?id=846495

We should check if this repros after they are fixed.

Comment 5 by kochi@chromium.org, Jun 4 2018

Owner: kochi@chromium.org
Status: Assigned (was: Untriaged)
I will take this one.

Comment 6 by kochi@chromium.org, Jun 14 2018

Status: Started (was: Assigned)

Comment 7 by kochi@chromium.org, Jun 15 2018

Labels: -Pri-1 Pri-2
This is not a recent regression and lowering priority.

Comment 8 by kochi@chromium.org, Jun 15 2018

Mergedinto: 847056
Status: Duplicate (was: Started)
Project Member

Comment 9 by ClusterFuzz, Jun 16 2018

ClusterFuzz has detected this issue as fixed in range 567635:567636.

Detailed report: https://clusterfuzz.com/testcase?key=6057755493007360

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

Crash Type: Stack-overflow
Crash Address: 0x7fffad40cef8
Crash State:
  VectorBufferBase
  VectorBuffer
  Vector
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=562324:562330
Fixed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=567635:567636

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6057755493007360

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.

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