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

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 validate_nsm_msg_length(unsigned char const*, unsigned long) [function] [call site] 00001
1 decode_common_req [function] [call site] 00002
2 unpack_nsm_header [function] [call site] 00003
3 __bswap_16 [function] [call site] 00004