Fuzz introspector: fuzz_mgmt
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
233 0 EP call site: 00000 dev_get_cbor_info

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 fprintf [call site] 00001
1 unpack [function] [call site] 00002
2 calloc [call site] 00003
2 cbor_load [call site] 00004
2 cbor_isa_array [call site] 00005
2 cbor_array_is_definite [call site] 00006
2 cbor_array_size [call site] 00007
2 cbor_array_handle [call site] 00008
2 unpack_int [function] [call site] 00009
3 cbor_is_int [call site] 00010
3 cbor_int_get_width [call site] 00011
3 cbor_isa_uint [call site] 00012
3 cbor_get_uint64 [call site] 00013
3 cbor_get_uint64 [call site] 00014
2 unpack_string [function] [call site] 00015
3 cbor_isa_bytestring [call site] 00016
3 cbor_bytestring_length [call site] 00017
3 cbor_bytestring_handle [call site] 00018
2 unpack_string [function] [call site] 00019
2 unpack_blob [function] [call site] 00020
3 cbor_isa_bytestring [call site] 00021
3 cbor_bytestring_length [call site] 00022
3 cbor_bytestring_handle [call site] 00023
2 unpack_blob [function] [call site] 00024
2 unpack_blob [function] [call site] 00025
2 unpack_blob [function] [call site] 00026
2 unpack_blob [function] [call site] 00027
2 unpack_blob [function] [call site] 00028
2 cbor_decref [call site] 00029
1 test [function] [call site] 00030
2 prng_init [call site] 00031
2 fuzz_clock_reset [call site] 00032
2 fido_init [call site] 00033
2 fido_set_log_handler [call site] 00034
2 consume_str [function] [call site] 00035
3 strlen [call site] 00036
3 consume [function] [call site] 00037
2 dev_reset [function] [call site] 00038
3 set_wire_data [function] [call site] 00039
3 open_dev [function] [call site] 00040
4 fido_dev_new [call site] 00041
4 fido_dev_set_io_functions [call site] 00042
4 fido_dev_set_transport_functions [call site] 00043
4 fido_dev_set_timeout [call site] 00044
4 fido_dev_open [call site] 00045
4 fido_dev_free [call site] 00046
3 fido_dev_reset [call site] 00047
3 fido_dev_close [call site] 00048
3 fido_dev_free [call site] 00049
2 dev_get_cbor_info [function] [call site] 00050
3 set_wire_data [function] [call site] 00051
3 open_dev [function] [call site] 00052
3 fido_dev_protocol [call site] 00053
3 fido_dev_major [call site] 00054
3 fido_dev_minor [call site] 00055
3 fido_dev_build [call site] 00056
3 fido_dev_flags [call site] 00057
3 consume [function] [call site] 00058
3 consume [function] [call site] 00059
3 consume [function] [call site] 00060
3 consume [function] [call site] 00061
3 consume [function] [call site] 00062
3 fido_cbor_info_new [call site] 00063
3 fido_dev_get_cbor_info [call site] 00064
3 fido_cbor_info_versions_len [call site] 00065
3 fido_cbor_info_versions_ptr [call site] 00066
3 strlen [call site] 00067
3 consume [function] [call site] 00068
3 fido_cbor_info_extensions_len [call site] 00069
3 fido_cbor_info_extensions_ptr [call site] 00070
3 strlen [call site] 00071
3 consume [function] [call site] 00072
3 fido_cbor_info_transports_len [call site] 00073
3 fido_cbor_info_transports_ptr [call site] 00074
3 strlen [call site] 00075
3 consume [function] [call site] 00076
3 fido_cbor_info_options_len [call site] 00077
3 fido_cbor_info_options_name_ptr [call site] 00078
3 fido_cbor_info_options_value_ptr [call site] 00079
3 strlen [call site] 00080
3 consume [function] [call site] 00081
3 consume [function] [call site] 00082
3 fido_cbor_info_algorithm_count [call site] 00083
3 fido_cbor_info_algorithm_type [call site] 00084
3 fido_cbor_info_algorithm_cose [call site] 00085
3 consume_str [function] [call site] 00086
3 consume [function] [call site] 00087
3 fido_cbor_info_certs_len [call site] 00088
3 fido_cbor_info_certs_name_ptr [call site] 00089
3 fido_cbor_info_certs_value_ptr [call site] 00090
3 strlen [call site] 00091
3 consume [function] [call site] 00092
3 consume [function] [call site] 00093
3 fido_cbor_info_maxmsgsiz [call site] 00094
3 consume [function] [call site] 00095
3 fido_cbor_info_maxcredbloblen [call site] 00096
3 consume [function] [call site] 00097
3 fido_cbor_info_maxcredcntlst [call site] 00098
3 consume [function] [call site] 00099
3 fido_cbor_info_maxcredidlen [call site] 00100
3 consume [function] [call site] 00101
3 fido_cbor_info_maxlargeblob [call site] 00102
3 consume [function] [call site] 00103
3 fido_cbor_info_fwversion [call site] 00104
3 consume [function] [call site] 00105
3 fido_cbor_info_minpinlen [call site] 00106
3 consume [function] [call site] 00107
3 fido_cbor_info_maxrpid_minpinlen [call site] 00108
3 consume [function] [call site] 00109
3 fido_cbor_info_uv_attempts [call site] 00110
3 consume [function] [call site] 00111
3 fido_cbor_info_uv_modality [call site] 00112
3 consume [function] [call site] 00113
3 fido_cbor_info_rk_remaining [call site] 00114
3 consume [function] [call site] 00115
3 fido_cbor_info_aaguid_ptr [call site] 00116
3 fido_cbor_info_aaguid_len [call site] 00117
3 consume [function] [call site] 00118
3 fido_cbor_info_protocols_ptr [call site] 00119
3 fido_cbor_info_protocols_len [call site] 00120
3 consume [function] [call site] 00121
3 fido_cbor_info_new_pin_required [call site] 00122
3 consume [function] [call site] 00123
3 fido_dev_close [call site] 00124
3 fido_dev_free [call site] 00125
3 fido_cbor_info_free [call site] 00126
2 dev_set_pin [function] [call site] 00127
3 set_wire_data [function] [call site] 00128
3 open_dev [function] [call site] 00129
3 fido_dev_set_pin [call site] 00130
3 fido_dev_close [call site] 00131
3 fido_dev_free [call site] 00132
2 dev_change_pin [function] [call site] 00133
3 set_wire_data [function] [call site] 00134
3 open_dev [function] [call site] 00135
3 fido_dev_set_pin [call site] 00136
3 fido_dev_close [call site] 00137
3 fido_dev_free [call site] 00138
2 dev_get_retry_count [function] [call site] 00139
3 set_wire_data [function] [call site] 00140
3 open_dev [function] [call site] 00141
3 fido_dev_get_retry_count [call site] 00142
3 consume [function] [call site] 00143
3 fido_dev_close [call site] 00144
3 fido_dev_free [call site] 00145
2 dev_get_uv_retry_count [function] [call site] 00146
3 set_wire_data [function] [call site] 00147
3 open_dev [function] [call site] 00148
3 fido_dev_get_uv_retry_count [call site] 00149
3 consume [function] [call site] 00150
3 fido_dev_close [call site] 00151
3 fido_dev_free [call site] 00152
2 dev_enable_entattest [function] [call site] 00153
3 set_wire_data [function] [call site] 00154
3 open_dev [function] [call site] 00155
3 strlen [call site] 00156
3 fido_dev_enable_entattest [call site] 00157
3 fido_strerr [call site] 00158
3 consume_str [function] [call site] 00159
3 fido_dev_close [call site] 00160
3 fido_dev_free [call site] 00161
2 dev_toggle_always_uv [function] [call site] 00162
3 set_wire_data [function] [call site] 00163
3 open_dev [function] [call site] 00164
3 strlen [call site] 00165
3 fido_dev_toggle_always_uv [call site] 00166
3 fido_strerr [call site] 00167
3 consume_str [function] [call site] 00168
3 fido_dev_close [call site] 00169
3 fido_dev_free [call site] 00170
2 dev_force_pin_change [function] [call site] 00171
3 set_wire_data [function] [call site] 00172
3 open_dev [function] [call site] 00173
3 strlen [call site] 00174
3 fido_dev_force_pin_change [call site] 00175
3 fido_strerr [call site] 00176
3 consume_str [function] [call site] 00177
3 fido_dev_close [call site] 00178
3 fido_dev_free [call site] 00179
2 dev_set_pin_minlen [function] [call site] 00180
3 set_wire_data [function] [call site] 00181
3 open_dev [function] [call site] 00182
3 strlen [call site] 00183
3 strlen [call site] 00184
3 fido_dev_set_pin_minlen [call site] 00185
3 fido_strerr [call site] 00186
3 consume_str [function] [call site] 00187
3 fido_dev_close [call site] 00188
3 fido_dev_free [call site] 00189
2 dev_set_pin_minlen_rpid [function] [call site] 00190
3 set_wire_data [function] [call site] 00191
3 open_dev [function] [call site] 00192
3 uniform_random [call site] 00193
3 strlen [call site] 00194
3 fido_dev_set_pin_minlen_rpid [call site] 00195
3 fido_strerr [call site] 00196
3 consume_str [function] [call site] 00197
3 fido_dev_close [call site] 00198
3 fido_dev_free [call site] 00199
1 save_corpus [function] [call site] 00200
2 pack [function] [call site] 00201
3 cbor_new_definite_array [call site] 00202
3 pack_int [function] [call site] 00203
4 cbor_build_negint64 [call site] 00204
4 cbor_build_uint64 [call site] 00205
3 pack_string [function] [call site] 00206
4 strlen [call site] 00207
4 strlen [call site] 00208
4 cbor_build_bytestring [call site] 00209
3 pack_string [function] [call site] 00210
3 pack_blob [function] [call site] 00211
4 cbor_build_bytestring [call site] 00212
3 pack_blob [function] [call site] 00213
3 pack_blob [function] [call site] 00214
3 pack_blob [function] [call site] 00215
3 pack_blob [function] [call site] 00216
3 pack_blob [function] [call site] 00217
3 cbor_array_push [call site] 00218
3 cbor_serialize_alloc [call site] 00219
3 cbor_decref [call site] 00220
3 cbor_decref [call site] 00221
2 warnx [call site] 00222
2 SHA256 [call site] 00223
2 warnx [call site] 00224
2 snprintf [call site] 00225
2 warnx [call site] 00226
2 open [call site] 00227
2 warn [call site] 00228
2 write [call site] 00229
2 warn [call site] 00230
2 warnx [call site] 00231
2 close [call site] 00232
1 fprintf [call site] 00233