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

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
56 35 LLVMFuzzerTestOneInput call site: 00035 Update
10 1 LLVMFuzzerTestOneInput call site: 00001 modp_b64_encode_len
8 12 LLVMFuzzerTestOneInput call site: 00012 modp_b64_decode
7 27 LLVMFuzzerTestOneInput call site: 00027 NOTREACHED
5 21 LLVMFuzzerTestOneInput call site: 00021 butil::crc32c::Extend

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 butil::Base64Encode [function] [call site] 00001
2 std::string::resize [function] [call site] 00002
2 modp_b64_encode_len [function] [call site] 00003
2 modp_b64_encode [function] [call site] 00005
2 butil::data [function] [call site] 00006
2 std::string::resize [function] [call site] 00008
1 butil::Base64Decode [function] [call site] 00012
2 std::string::resize [function] [call site] 00013
2 modp_b64_decode_len [function] [call site] 00014
2 modp_b64_decode [function] [call site] 00017
2 butil::data [function] [call site] 00018
2 std::string::resize [function] [call site] 00019
1 butil::crc32c::Value [function] [call site] 00021
2 butil::crc32c::Extend [function] [call site] 00022
3 butil::crc32c::Choose_Extend [function] [call site] 00023
4 butil::crc32c::isSSE42 [function] [call site] 00024
3 ChosenExtend [function] [call site] 00025
1 reinterpret_cast<const [call site] 00026
1 butil::Hash [function] [call site] 00027
2 static_cast<size_t> [function] [call site] 00028
2 butil::BaseIteratorRangeToNumberTraits::max [function] [call site] 00029
3 butil::BaseIteratorRangeToNumberTraits::max [function] [call site] 00030
2 NOTREACHED [function] [call site] 00031
2 butil::SuperFastHash [function] [call site] 00032
3 butil::SuperFastHash [function] [call site] 00033
2 static_cast<int> [function] [call site] 00034
1 butil::SHA1HashString [function] [call site] 00035
2 butil::SHA1HashBytes [function] [call site] 00036
3 Update [function] [call site] 00037
4 butil::gettimeofday_s [function] [call site] 00038
5 butil::gettimeofday_us [function] [call site] 00039
6 gettimeofday [function] [call site] 00040
4 qps_stage_list_size [function] [call site] 00041
4 qps_stage_list [function] [call site] 00042
4 DisplayStage [function] [call site] 00043
5 lower_bound [function] [call site] 00045
5 upper_bound [function] [call site] 00046
5 std::stringstream::str [function] [call site] 00048
4 qps_stage_list [function] [call site] 00049
4 qps_stage_list [function] [call site] 00050
4 lower_bound [function] [call site] 00051
4 upper_bound [function] [call site] 00052
4 butil::fast_rand_less_than [function] [call site] 00054
5 butil::need_init [function] [call site] 00055
5 butil::init_fast_rand_seed [function] [call site] 00056
6 butil::gettimeofday_us [function] [call site] 00057
6 butil::splitmix64_next [function] [call site] 00058
6 butil::splitmix64_next [function] [call site] 00062
5 butil::fast_rand_impl [function] [call site] 00063
6 butil::BaseIteratorRangeToNumberTraits::max [function] [call site] 00064
6 butil::xorshift128_next [function] [call site] 00065
4 duration_sec [function] [call site] 00067
4 duration_sec [function] [call site] 00068
4 butil::gettimeofday_s [function] [call site] 00069
3 butil::SecureHashAlgorithm::Final [function] [call site] 00071
4 butil::SecureHashAlgorithm::Pad [function] [call site] 00072
5 butil::SecureHashAlgorithm::Process [function] [call site] 00073
4 butil::SecureHashAlgorithm::Process [function] [call site] 00082
3 butil::SecureHashAlgorithm::Digest [function] [call site] 00085
4 reinterpret_cast<const [call site] 00086
2 reinterpret_cast<const [call site] 00087
2 butil::c_str [function] [call site] 00088
2 butil::length [function] [call site] 00089
2 reinterpret_cast<unsigned [call site] 00090
2 std::string [function] [call site] 00091