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

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 chunk_create [function] [call site] 00001
1 pb_tnc_batch_create_from_data [function] [call site] 00002
2 linked_list_create [function] [call site] 00003
2 chunk_create_clone [function] [call site] 00004
3 memcpy_noop [function] [call site] 00005