Detailed report: https://clusterfuzz.com/testcase?key=5710979711238144

Fuzzer: metzman_webgl_mutator
Job Type: linux_ubsan_vptr_chrome
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  do_malloc
  tc_malloc
  Ice::StringPool::getOrAddString
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_chrome&range=508795:508862

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5710979711238144

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for instructions to reproduce this bug locally.