Fuzz introspector: FuzzPASEResponderStep1
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 MessageExternalFuzzer [function] [call site] 00001
1 PASEEngineTest [function] [call site] 00002