Unable to find actual suspect through code search and also observing no CL's under regression range, hence adding appropriate label and requesting someone from gpu team to look in to this issue.

Thanks!

ClusterFuzz has detected this issue as fixed in range 585103:585141.

Detailed report: https://clusterfuzz.com/testcase?key=4746742327934976

Fuzzer: inferno_twister_c
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  ComputePOTSize
  gpu::TransferBuffer::ReallocateRingBuffer
  gpu::TransferBuffer::AllocUpTo
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=530634:530635
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=585103:585141

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4746742327934976

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 4746742327934976 is verified as fixed, so closing issue as verified.

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