This bug looks similar to Bug Id -- 684855.
@ahaas -- 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 452777:452795.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5813627304280064

Fuzzer: libfuzzer_v8_wasm_asmjs_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Timeout (exceeds 25 secs)
Crash Address: 
Crash State:
  v8_wasm_asmjs_fuzzer
  
Sanitizer: undefined (UBSAN)

Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=427885:428085
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=452777:452795

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv94DpC5dUeJInpIyEhhK479dzNmQZPzLC6B6ytdKapCV48AAEFq7EMFjVlf_cJcHWfOHc6zKzWvt0xcHfaZ8nULn-RRkeRDIqyXW2kp6nJVYlf5r6CK8gahdtcnWItatfmyWi8QDA74zbTK-K96j7rMCNk8V5JL4SYm0uUganFPLpVef4g_2GAmL54AyDd0e4Oghv6iGhZpfyLHhfFNhMJKLFBQ7b0sYbCCCRin3OjcuYsMPYZ_bc1tWhEJWC3yU4mh5UiKdsb-cgxZCRep7BZTG1deh0PNJXW8ioR6eoQaqBsqSdjr9dy51njZSkJgQLU5EXt4my0LiRvAARc0t2HENJlo0PRG41vBlGB-EuU2efJ2Il9vHFVhgEyFp9756WhRjG0tUnoosqQAOA2dczotVY-Eq0Q?testcase_id=5813627304280064


See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md 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 5813627304280064 is verified as fixed, so closing issue.

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