This issue is a security regression. If you are not able to fix this quickly, please revert the change that introduced it.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

awhalley@chromium.org,  please make sure that fix is ready and merged to M55 branch 2883 before 4:00 PM PT on Monday (10/24) as this is reported as M55 Beta blocker. Thank you.

ClusterFuzz has detected this issue as fixed in range 425834:425887.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6679707687059456

Fuzzer: inferno_twister
Job Type: linux_asan_chrome_gpu
Platform Id: linux

Crash Type: Use-after-poison READ 8
Crash Address: 0x7eb057701a18
Crash State:
  blink::PersistentBase<blink::DummyGCBase,
  blink::CrossThreadPersistentRegion::shouldTracePersistentNode
  blink::PersistentRegion::tracePersistentNodes
  
Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_gpu&range=424153:424757
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_gpu&range=425834:425887

Unminimized Testcase: https://cluster-fuzz.appspot.com/download/AMIfv953bXwiGQiJ1ljKl1gXELzpdH3CSABf3HG8g5zKMcZ2wWTpSSIXXZPYPvZgIKHxwHk6hNqApsLWM3JFHwHaOr-fPr0A3HS_8GbeHLcRqYC6lvbXXvrmoG7X2kOJRMvPn265XU0nHpItVyAoJtTzea5LjtsXU6-R-zuH_DDJOYy13LuA4Y8?testcase_id=6679707687059456


Additional requirements: Requires Gestures

Additional requirements: Requires HTTP

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs 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 is verified as fixed, closing issue.

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

This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot