Predator could not find any possible suspects.
Assigning to concern owner from CL --
https://chromium.googlesource.com/chromium/src/+log/8201abf336e367cdebf171d35332180ec59bcbac..03699d8bbd6a02680b989d4f018a247a7aa98110?pretty=fuller&n=10000

Suspecting Commit#
https://chromium.googlesource.com/chromium/src/+/525ae83ae253451728d18cb115df46197eab35cf

@kojii -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Thank You.

Unduping since according to https://bugs.chromium.org/p/chromium/issues/detail?id=561873#c205 this one is reproducible.

ClusterFuzz has detected this issue as fixed in range 510178:510268.

Detailed report: https://clusterfuzz.com/testcase?key=5015763667910656

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_asan_content_shell
Platform Id: windows

Crash Type: CHECK failure
Crash Address: 
Crash State:
  false in FontCache.cpp
  blink::FontCache::CrashWithFontInfo
  blink::FontFallbackIterator::Next
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=450818:452941
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=510178:510268

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5015763667910656

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.

 Issue 788521  has been merged into this issue.

 Issue 828296  has been merged into this issue.