ClusterFuzz has detected this issue as fixed in range 511884:511948.

Detailed report: https://clusterfuzz.com/testcase?key=5485315728080896

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_ubsan_vptr_content_shell_drt
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  message->size() <= Channel::kMaximumMessageSize in ipc_channel_proxy.cc
  IPC::ChannelProxy::SendInternal
  IPC::SyncChannel::Send
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_content_shell_drt&range=502634:502656
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_content_shell_drt&range=511884:511948

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5485315728080896

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 5485315728080896 is verified as fixed, so closing issue as verified.

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