Predator and CL did not provide any possible suspects.

Using Code Search for the file, "weblocalframeimpl.cpp" assigning to the concern owner.

Suspecting Commit : https://chromium.googlesource.com/chromium/src/+/4a96073611e1981d8572a2eadf7f8412a28ba157

dcheng@ -- Could you please look into the issue, kindly re-assign if this is not related to your changes.


Thank You.

ClusterFuzz has detected this issue as fixed in range 611580:611581.

Detailed report: https://clusterfuzz.com/testcase?key=5713723789148160

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_msan_chrome
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  blink::WebFrame::Parent
  blink::WebLocalFrameImpl::LocalRootFrameWidget
  blink::ChromeClientImpl::ScheduleAnimation
  
Sanitizer: memory (MSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=542401:542402
Fixed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=611580:611581

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5713723789148160

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.

ClusterFuzz testcase 5713723789148160 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.