Fuzz introspector: fuzz_ds_ahocorasick
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
2 53 xmemchr call site: 00053 DETECTNULL
2 181 ac_automata_release call site: 00181 acho_free
1 10 ac_automata_init call site: 00010
1 14 ac_automata_init call site: 00014
1 38 ndpi_strdup call site: 00038
1 58 xmemchr call site: 00058
1 89 node_resize_mp call site: 00089
1 96 LLVMFuzzerTestOneInput call site: 00096
1 112 ac_automata_walk call site: 00112
1 124 LLVMFuzzerTestOneInput call site: 00124 printf
1 129 node_findbs_next call site: 00129 node_findbs_next
1 131 ac_automata_search call site: 00131 printf

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 FuzzedDataProvider::remaining_bytes [function] [call site] 00001
1 fuzz_set_alloc_callbacks_and_seed [function] [call site] 00002
2 fuzz_set_alloc_callbacks [function] [call site] 00003
3 set_ndpi_malloc [function] [call site] 00004
3 set_ndpi_free [function] [call site] 00005
2 fuzz_set_alloc_seed [function] [call site] 00006
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00007
1 ac_automata_enable_debug [function] [call site] 00008
1 ac_automata_init [function] [call site] 00009
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00016
1 ndpi_init_automa [function] [call site] 00017
2 ac_automata_init [function] [call site] 00018
1 ndpi_init_automa_domain [function] [call site] 00019
2 ac_automata_init [function] [call site] 00020
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00021
1 ac_automata_feature [function] [call site] 00022
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00023
1 ac_automata_feature [function] [call site] 00024
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00025
1 ac_automata_feature [function] [call site] 00026
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00027
1 ac_automata_name [function] [call site] 00028
1 FuzzedDataProvider::ConsumeRandomLengthString [function] [call site] 00030
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00031
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00032
1 FuzzedDataProvider::ConsumeRandomLengthString [function] [call site] 00033
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00034
1 std::string::c_str [function] [call site] 00041
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00043
1 FuzzedDataProvider::ConsumeIntegralInRange [function] [call site] 00044
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00045
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00046
1 ac_automata_add [function] [call site] 00049
2 node_create_next [function] [call site] 00060
3 node_find_next [function] [call site] 00061
3 node_create [function] [call site] 00062
3 node_register_outgoing [function] [call site] 00063
4 node_resize_outgoing [function] [call site] 00064
5 acho_calloc [function] [call site] 00065
5 edge_data_size [function] [call site] 00066
5 edge_data_size [function] [call site] 00067
5 acho_calloc [function] [call site] 00068
5 edge_get_alpha [function] [call site] 00071
5 edge_get_alpha [function] [call site] 00072
5 acho_free [function] [call site] 00073
4 edge_get_alpha [function] [call site] 00074
4 node_resize_outgoing [function] [call site] 00075
4 edge_get_alpha [function] [call site] 00076
3 node_release [function] [call site] 00077
4 node_release_pattern [function] [call site] 00078
5 acho_free [function] [call site] 00079
4 acho_free [function] [call site] 00080
4 acho_free [function] [call site] 00081
4 acho_free [function] [call site] 00082
2 node_register_matchstr [function] [call site] 00083
3 node_has_matchstr [function] [call site] 00084
3 node_resize_mp [function] [call site] 00086
4 acho_calloc [function] [call site] 00087
4 mp_data_size [function] [call site] 00088
4 mp_data_size [function] [call site] 00091
4 mp_data_size [function] [call site] 00093
4 acho_free [function] [call site] 00094
3 node_resize_mp [function] [call site] 00095
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00098
1 ndpi_strdup [function] [call site] 00099
1 ndpi_strdup [function] [call site] 00100
1 std::string::c_str [function] [call site] 00101
1 ndpi_add_string_to_automa [function] [call site] 00102
2 ndpi_add_string_value_to_automa [function] [call site] 00103
1 ndpi_free [function] [call site] 00107
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00108
1 ac_automata_finalize [function] [call site] 00109
2 ac_automata_traverse_setfailure [function] [call site] 00110
3 ac_automata_walk [function] [call site] 00111
2 ac_automata_walk [function] [call site] 00116
1 ndpi_finalize_automa [function] [call site] 00117
2 ac_automata_finalize [function] [call site] 00118
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00119
1 FuzzedDataProvider::ConsumeRandomLengthString [function] [call site] 00120
1 ndpi_strdup [function] [call site] 00121
1 std::string::c_str [function] [call site] 00122
1 ac_automata_search [function] [call site] 00124
2 node_findbs_next_ac [function] [call site] 00127
3 node_findbs_next [function] [call site] 00128
3 node_findbs_next [function] [call site] 00130
2 ac_automata_exact_match [function] [call site] 00131
2 ac_domain_match_handler [function] [call site] 00133
3 MATCH_DEBUG_INFO [function] [call site] 00134
3 MATCH_DEBUG_INFO [function] [call site] 00135
3 ndpi_is_middle_string_char [function] [call site] 00136
3 MATCH_DEBUG_INFO [function] [call site] 00137
3 MATCH_DEBUG_INFO [function] [call site] 00138
3 ndpi_is_middle_string_char [function] [call site] 00139
3 MATCH_DEBUG_INFO [function] [call site] 00140
1 ndpi_free [function] [call site] 00142
1 ndpi_match_string [function] [call site] 00143
2 ndpi_match_string_common [function] [call site] 00144
3 ac_automata_search [function] [call site] 00146
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00148
1 std::string::c_str [function] [call site] 00149
1 ndpi_match_string_value [function] [call site] 00150
2 ndpi_match_string_common [function] [call site] 00151
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00152
1 std::string::c_str [function] [call site] 00153
1 std::string::c_str [function] [call site] 00155
1 ndpi_match_string_protocol_id [function] [call site] 00156
2 ndpi_match_string_common [function] [call site] 00157
1 std::string::c_str [function] [call site] 00158
1 std::string::c_str [function] [call site] 00160
1 ac_automata_search [function] [call site] 00162
1 ndpi_match_string [function] [call site] 00163
1 ndpi_match_string_value [function] [call site] 00164
1 ndpi_match_string_protocol_id [function] [call site] 00166
1 ndpi_free [function] [call site] 00168
1 ac_automata_dump [function] [call site] 00169
1 ac_automata_get_stats [function] [call site] 00177
1 ac_automata_release [function] [call site] 00178
2 ac_automata_walk [function] [call site] 00179
2 node_release [function] [call site] 00180
2 acho_free [function] [call site] 00181
2 acho_free [function] [call site] 00182
2 acho_free [function] [call site] 00183
1 ndpi_free_automa [function] [call site] 00184
2 ac_automata_release [function] [call site] 00185