Predator and CL could not provide any possible suspects.
Using Code Search for the file, "V8PerContextData.cpp" assigning to the concern owner using GIT Blame.

Suspecting Commit#
https://chromium.googlesource.com/chromium/src/+/c9fb57013ff1b06ebae362c1942ff9a1868268f8

@yukishiino -- 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 502656:502702.

Detailed report: https://clusterfuzz.com/testcase?key=4621010551963648

Fuzzer: lcamtuf_cross_fuzz
Job Type: linux_ubsan_vptr_chrome
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  !interface_object.IsEmpty() in V8PerContextData.cpp
  blink::V8PerContextData::CreateWrapperFromCacheSlowCase
  blink::V8DOMWrapper::CreateWrapper
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_chrome&range=502407:502419
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_chrome&range=502656:502702

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4621010551963648

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 4621010551963648 is verified as fixed, so closing issue as verified.

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