Lower to Pri-3 since this is cause by unusual HTML and stable doesn't crash.

<button id="el0"><q id="el10"></q></button><canvas id="el6" style="width: 718px; height: 720px;"></canvas><input id="el7">

Automatically applying components based on information from OWNERS files. If this seems incorrect, please apply the Test-Predator-Wrong-Components label.

ClusterFuzz has detected this issue as fixed in range 508978:508990.

Detailed report: https://clusterfuzz.com/testcase?key=4867833719947264

Fuzzer: miaubiz_css_fuzzer
Job Type: windows_asan_chrome
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x00000014
Crash State:
  blink::Node::NodeIndex
  blink::PositionTemplate<blink::EditingAlgorithm<blink::NodeTraversal>
  blink::InsertTextCommand::DoApply
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome&range=496021:496140
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_chrome&range=508978:508990

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4867833719947264

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 4867833719947264 is verified as fixed, so closing issue as verified.

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