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Issue metadata

Status: Verified
Owner: ----
Closed: May 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Stack-overflow in VectorBufferBase

Project Member Reported by ClusterFuzz, Mar 13 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4921493889482752

Fuzzer: inferno_twister
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0x7ffc2196efd8
Crash State:
  VectorBufferBase
  VectorBuffer
  Vector
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=528905:528906

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4921493889482752

Additional requirements: Requires HTTP

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Mar 13 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.
Project Member

Comment 2 by ClusterFuzz, Mar 13 2018

Labels: Test-Predator-Auto-Owner
Owner: kochi@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/bb4692c0babd2fdd7f54e6f4f876a6e060d9bb8a (Convert V0 UA shadow in <object> and <embed> to use V1).

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.

Comment 3 by yutak@chromium.org, Mar 13 2018

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

Comment 4 by kochi@chromium.org, Mar 13 2018

Cc: kochi@chromium.org
Components: -Blink>DOM>ShadowDOM Blink>HTML>Embed
Owner: ----
Status: Available (was: Assigned)
My CL doesn't touch the part in the stack trace, I am innocent :)

It looks the stack overflow is happening while detaching layout for
plugin elements.  I'm not sure they are really nested very deep, or
looping due to a bug.

Project Member

Comment 5 by ClusterFuzz, May 17 2018

ClusterFuzz has detected this issue as fixed in range 559423:559424.

Detailed report: https://clusterfuzz.com/testcase?key=4921493889482752

Fuzzer: inferno_twister
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0x7ffc2196efd8
Crash State:
  VectorBufferBase
  VectorBuffer
  Vector
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=528905:528906
Fixed: https://clusterfuzz.com/revisions?job=linux_lsan_chrome_mp&range=559423:559424

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4921493889482752

Additional requirements: Requires HTTP

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, May 17 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Available)
ClusterFuzz testcase 4921493889482752 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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