Predator and CL did not provide any possible suspects.

adding 'Internals>GPU>ANGLE', requesting the team to check the issue and help.

Corentin, want to try this one?

The following revision refers to this bug:
  https://chromium.googlesource.com/angle/angle/+/17a5c0621110b72449ac3a69dc79fcf1e419629a

commit 17a5c0621110b72449ac3a69dc79fcf1e419629a
Author: Corentin Wallez <cwallez@chromium.org>
Date: Sun Jan 22 20:20:53 2017

IntermTyped::CreateZero: handle non-basictypes

CreateZero is called in ParseContext so it should handle types which
don't necessarily make sense to call it with.

BUG= chromium:680961 

Change-Id: I8627850e49eb9a4f4ecde61ca2d68371ea6a8dd6
Reviewed-on: https://chromium-review.googlesource.com/431001
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>

[modify] https://crrev.com/17a5c0621110b72449ac3a69dc79fcf1e419629a/src/tests/compiler_tests/ShaderValidation_test.cpp
[modify] https://crrev.com/17a5c0621110b72449ac3a69dc79fcf1e419629a/src/compiler/translator/IntermNode.cpp

ClusterFuzz has detected this issue as fixed in range 447390:447629.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5513578976378880

Fuzzer: libfuzzer_angle_translator_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000000
Crash State:
  sh::TIntermTraverser::traverseAggregate
  sh::TIntermTraverser::traverseAggregate
  sh::ValidateGlobalInitializer
  
Sanitizer: address (ASAN)

Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=429941:430008
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=447390:447629

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv959quMpRjisjFuCwBzdQUCJp0rnDf8rdKwXgICOTb7yk1lObnn_MVIKgml_QxQL3GPAQbkfyQbI7l7RHBA-gb3zfnljc96aHmj4m9gy-178I9eEQA6RvZbs4vcwfDWQjzfLEpe0b5dcwLs8ZM-wDeFblmn60A8Uea4dfokUFDEO13j5-Mxk90_KrbSL0FNKvfAyYrTdPp3nnoSDEITbnBwEx8-ebn0471utkNG2NxFLSYQGipF9tzEJrWgARoyXkNMZx0Ur5tW9PQfS1Zoj1MEW_7yWrvgqPE8KOta0yo1iU4hjgviQq74zEUyn1Tcc_TMXmO0UwXPAwXgaTljgOpd7WUFvZG6hdPuz5tdaqW8qNenta7Q?testcase_id=5513578976378880


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 5513578976378880 is verified as fixed, so closing issue.

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