Predator and CL did not find any possible suspects.
Using Code Search for the file, "VariableInfo.cpp" assigning to the concern owner.
Suspecting Commit#
https://chromium.googlesource.com/angle/angle.git/+/55def58323c359f5ab26c62757edcbe516259ada

@jmadill -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Thank You.

I'll look. Unlikely to be a regression issue, but a new fuzz test case.

ClusterFuzz has detected this issue as fixed in range 455091:455226.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6617206059433984

Fuzzer: libfuzzer_angle_translator_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: ASSERT
Crash Address: 
Crash State:
  symbol->getQualifier() == EvqUniform
  sh::CollectVariables::visitSymbol
  sh::TIntermTraverser::traverseSymbol
  
Sanitizer: address (ASAN)

Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan_debug&range=420312:420423
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan_debug&range=455091:455226

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv954AE8razitip4wkFQz9DlB1D-d6a_asfzOGs2uotGLuRgdqAcLX6ikh_X-qnx4DdZyPL9aNsp9f7-yBJGUsppnY6TLK-GAH1RIt5wL2TYTml4b8EjJ2N_WVGRTZHgI4m4p01TJGKK9Euw1KYr5Dfh-VywIv0yZRCIGTjloVh1P7464-Yk9ZmksFsUJoSSVYFFBck0i5Z_xD34CrHZYcCp2A7VYeXVnsRhZEsalbWig5IhD24B8klHYSn2KtJwXB9qWFmVHems3tJEWglo0CPGihYoaoxdsB7QEmfWQJ6zeofZAqooc088-Z15je9bKFmy1IA1H9wwWC_6sL_4ByUXzAOJvqYfnMBoy_Q1poCRl1J0dZ6M?testcase_id=6617206059433984


See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md 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 6617206059433984 is verified as fixed, so closing issue.

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