ClusterFuzz has detected this issue as fixed in range 472221:472287.

Detailed report: https://clusterfuzz.com/testcase?key=5001121495252992

Fuzzer: mbarbella_webcomponents
Job Type: linux_ubsan_vptr_content_shell_drt
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  !entry->element || entry->element == element in DocumentOrderedMap.cpp
  blink::DocumentOrderedMap::Remove
  blink::HTMLMapElement::RemovedFrom
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_content_shell_drt&range=472186:472221
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_content_shell_drt&range=472221:472287

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5001121495252992


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 5001121495252992 is verified as fixed, so closing issue.

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