Detailed report: https://clusterfuzz.com/testcase?key=6095794301304832

Fuzzer: inferno_twister
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  !node || IsElementOfType<const T>(*node) in Element.h
  blink::HTMLDetailsElement::FindMainSummary
  blink::HTMLSummaryElement::IsMainSummary
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=473072:473106

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6095794301304832

Issue filed automatically.

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