CODEWITHSUNDEEP
c++fuzzingscoveragelibfuzzer
tianyu
tianyu

Reputation: 109

C++ fuzz test with libfuzzer.a

i use libfuzzer.a to code my first fuzz test, here is my code

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {

int size = Size;
printf("size=%d",Size);
return 0;  // Non-zero return values are reserved for future use.
}

but when i run this code ,i got this problem,how case this?

WARNING: Failed to find function "__sanitizer_acquire_crash_state".
WARNING: Failed to find function "__sanitizer_print_stack_trace".
WARNING: Failed to find function "__sanitizer_set_death_callback".
INFO: Seed: 3186764919
INFO: -max_len is not provided; libFuzzer will not generate inputs larger than 4096 bytes
INFO: A corpus is not provided, starting from an empty corpus
#2      INITED exec/s: 0 rss: 26Mb
ERROR: no interesting inputs were found. Is the code instrumented for coverage? Exiting.

can you help me? thank you

Upvotes: 0

Views: 796

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