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Issue metadata

Status: Verified
Owner: ----
Closed: Aug 8
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Mac
Pri: 1
Type: Bug



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Null-dereference READ in blink::LocalFrame::Client

Project Member Reported by ClusterFuzz, Jul 19

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5477992562950144

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_msan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000058
Crash State:
  blink::LocalFrame::Client
  blink::Document::open
  blink::Document::open
  
Sanitizer: memory (MSAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5477992562950144

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jul 19

Labels: OS-Mac
Project Member

Comment 2 by ClusterFuzz, Jul 20

Components: Blink>DOM Blink>Internals
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 3 by ClusterFuzz, Jul 20

Labels: Test-Predator-Auto-Owner
Owner: eirage@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/1129d0d679e25123091792887b463ac9c2606297 (remove createTouch).

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.
Labels: Test-Predator-Wrong-CLs
Owner: ----
Status: Untriaged (was: Assigned)
Components: -Blink>DOM
Labels: Test-Predator-Wrong-Components
Project Member

Comment 6 by ClusterFuzz, Aug 8

ClusterFuzz has detected this issue as fixed in range 581167:581169.

Detailed report: https://clusterfuzz.com/testcase?key=5477992562950144

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_msan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000058
Crash State:
  blink::LocalFrame::Client
  blink::Document::open
  blink::Document::open
  
Sanitizer: memory (MSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=557906:557910
Fixed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=581167:581169

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5477992562950144

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 7 by ClusterFuzz, Aug 8

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5477992562950144 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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