Regression range points to b77115a0affe4b54d5cd6219694d1db9b8e58ae7.

This is a serious security regression. If you are not able to fix this quickly, please revert the change that introduced it.

If this doesn't affect a release branch, or has not been properly classified for severity, please update the Security_Impact or Security_Severity labels, and remove the ReleaseBlock label. To disable this altogether, apply ReleaseBlock-NA.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

ClusterFuzz has detected this issue as fixed in range 47288:47289.

Detailed report: https://clusterfuzz.com/testcase?key=4891111234732032

Fuzzer: v8_builtins_generator
Job Type: linux_asan_d8_v8_arm_dbg
Platform Id: linux

Crash Type: DCHECK failure
Crash Address: 
Crash State:
  InOldSpace(object) || InNewSpace(object) in heap.cc
  v8::internal::Heap::NotifyObjectLayoutChange
  v8::internal::MakeStringThin
  
Sanitizer: address (ASAN)

Regressed: V8: 47131:47132
Fixed: V8: 47288:47289

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4891111234732032

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 4891111234732032 is verified as fixed, so closing issue as verified.

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

This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot