Find it did not provide any possible suspects.
Assigning to the concern owner from CL --
https://chromium.googlesource.com/v8/v8/+log/9355f899efa82c6ed6f63943a15c6e98ce3cdea5..088df4e13805b5a41bca3ed19030ff7c0c6f2df0?pretty=fuller

@franzih -- 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 42263:42264.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6472739998400512

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8_dbg
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000038
Crash State:
  heap
  GetHeap
  IsBooleanMap
  
Sanitizer: address (ASAN)

Regressed: V8: r42209:42210
Fixed: V8: r42263:42264

Minimized Testcase (0.20 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv97ngFBWpgwXOurtGNa_5eolc8BZ-RSuILvBwBe78-9NzecAT4ONk_qt6fdN4UZOnftSC0sW51abvOP6ZrrjBEK0kFDBvUzj6gD7JLrcrBWXRByYXbWq7evgA89YpnzrZ82XT5d-9zi0WpLt9WFIOYeF592EEUfXQ4G-VUnmARM-xDGdDxgS6_JCEMavWJCBqvP-lwZUeLuEc4vYTYT5TGITuW9r8Qs671smERepJHtDrlrJNeb7NVDhSTtr_AziZvFyP5lvKvHvuytFCbRx0v2vKXerIkGn_wS3iia3ST7TS2fVe8rvjcGNOX7aWdr_XEe_6FYNsl0xj-UI4Hg3SJdSFE2Hwxj9GLv7wU_SFFfaXEaDUkFfTe-jrd9N8n7D3FnKDo4jID8yVCxVvz_a5NAD0FqHKA?testcase_id=6472739998400512
function __f_4(one) {
    class __v_4 { static foo() { return one + 7; } }
}
for (var __v_9 = 0; __v_9 < 5; ++__v_9) __f_4();
%OptimizeFunctionOnNextCall(__f_4);
gc();
__f_4();
  try {
  } catch (__v_3) {
  }


See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs 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 6472739998400512 is verified as fixed, so closing issue.

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