ClusterFuzz has detected this issue as fixed in range 491480:491565.

Detailed report: https://clusterfuzz.com/testcase?key=4563720071282688

Fuzzer: ipc_fuzzer_gen
Job Type: linux_asan_chrome_ipc
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  guest_view::GuestViewManager::GetGuestByInstanceIDSafely
  guest_view::GuestViewMessageFilter::OnAttachToEmbedderFrame
  bool IPC::MessageT<GuestViewHostMsg_AttachToEmbedderFrame_Meta, std::__1::tuple<
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_ipc&range=491035:491089
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_ipc&range=491480:491565

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4563720071282688


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 4563720071282688 is verified as fixed, so closing issue as verified.

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