Predator and CL could not provide any possible suspects.

Using Code Search for the file, "command_buffer_stub.cc" suspecting the below Cl might have caused this issue

Suspect CL: https://chromium.googlesource.com/chromium/src/+/ddc0ed5ebee5a6670fe9e1b1fa46993335b79af7

liberato@ -- Could you please check whether this is caused with respect to your change, if not please help us in assigning it to the right owner.

Thanks!

=>xing.xu@intel.com : the call to texture_manager() @ gles2_cmd_decoder.cc:5124 no longer does a null check for |group_| before dereferencing it.

+piman, fyi

ClusterFuzz has detected this issue as fixed in range 584567:584568.

Detailed report: https://clusterfuzz.com/testcase?key=6742488682070016

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_msan_chrome
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x0000000000e0
Crash State:
  gpu::CommandBufferStub::Destroy
  gpu::CommandBufferStub::~CommandBufferStub
  gpu::GLES2CommandBufferStub::~GLES2CommandBufferStub
  
Sanitizer: memory (MSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=583169:583170
Fixed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=584567:584568

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6742488682070016

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 6742488682070016 is verified as fixed, so closing issue as verified.

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