Fuzz introspector: fuzz_3.c
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
383 0 EP call site: 00000 sldns_str2wire_ipseckey_buf

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 malloc [function] [call site] 00001
1 memset [function] [call site] 00002
1 memcpy [function] [call site] 00003
1 malloc [function] [call site] 00004
1 sldns_str2wire_dname_buf [function] [call site] 00005
2 sldns_str2wire_dname_buf_rel [function] [call site] 00006
3 strlen [function] [call site] 00007
3 RET_ERR [function] [call site] 00008
3 RET_ERR [function] [call site] 00009
3 RET_ERR [function] [call site] 00010
3 RET_ERR [function] [call site] 00011
3 RET_ERR [function] [call site] 00012
3 RET_ERR [function] [call site] 00013
3 RET_ERR [function] [call site] 00014
3 RET_ERR [function] [call site] 00015
3 sldns_parse_escape [function] [call site] 00016
4 isdigit [function] [call site] 00017
4 isdigit [function] [call site] 00018
4 isdigit [function] [call site] 00019
4 isdigit [function] [call site] 00020
3 RET_ERR [function] [call site] 00021
3 RET_ERR [function] [call site] 00022
3 RET_ERR [function] [call site] 00023
3 RET_ERR [function] [call site] 00024
3 RET_ERR [function] [call site] 00025
1 sldns_str2wire_int8_buf [function] [call site] 00026
2 strtol [function] [call site] 00027
2 RET_ERR [function] [call site] 00028
1 sldns_str2wire_int16_buf [function] [call site] 00029
2 strtol [function] [call site] 00030
2 RET_ERR [function] [call site] 00031
2 sldns_write_uint16 [function] [call site] 00032
3 htons [function] [call site] 00033
1 sldns_str2wire_int32_buf [function] [call site] 00034
2 strtol [function] [call site] 00035
2 strtoul [function] [call site] 00036
2 RET_ERR [function] [call site] 00037
2 sldns_write_uint32 [function] [call site] 00038
3 htonl [function] [call site] 00039
1 sldns_str2wire_a_buf [function] [call site] 00040
2 inet_pton [function] [call site] 00041
3 inet_pton4 [function] [call site] 00042
4 strchr [function] [call site] 00043
4 memcpy [function] [call site] 00044
3 inet_pton6 [function] [call site] 00045
4 memset [function] [call site] 00046
4 strchr [function] [call site] 00047
4 strchr [function] [call site] 00048
4 inet_pton4 [function] [call site] 00049
4 memcpy [function] [call site] 00050
2 memmove [function] [call site] 00051
3 memcpy [function] [call site] 00052
1 sldns_str2wire_aaaa_buf [function] [call site] 00053
2 inet_pton [function] [call site] 00054
2 memmove [function] [call site] 00055
1 sldns_str2wire_str_buf [function] [call site] 00056
2 sldns_parse_char [function] [call site] 00057
3 sldns_parse_escape [function] [call site] 00058
2 RET_ERR [function] [call site] 00059
2 RET_ERR [function] [call site] 00060
1 sldns_str2wire_apl_buf [function] [call site] 00061
2 strlen [function] [call site] 00062
2 strchr [function] [call site] 00063
2 strchr [function] [call site] 00064
2 strchr [function] [call site] 00065
2 strchr [function] [call site] 00066
2 atoi [function] [call site] 00067
2 strchr [function] [call site] 00068
2 strchr [function] [call site] 00069
2 strlcpy [function] [call site] 00070
2 inet_pton [function] [call site] 00071
2 inet_pton [function] [call site] 00072
2 strchr [function] [call site] 00073
2 atoi [function] [call site] 00074
2 sldns_write_uint16 [function] [call site] 00075
2 memmove [function] [call site] 00076
1 sldns_str2wire_b64_buf [function] [call site] 00077
2 sldns_b64_pton_calculate_size [function] [call site] 00078
2 strlen [function] [call site] 00079
2 strcmp [function] [call site] 00080
2 sldns_b64_pton [function] [call site] 00081
3 sldns_b64_pton_base [function] [call site] 00082
4 assert [function] [call site] 00083
1 sldns_str2wire_b32_ext_buf [function] [call site] 00084
2 strlen [function] [call site] 00085
2 sldns_b32_pton_calculate_size [function] [call site] 00086
2 sldns_b32_pton_extended_hex [function] [call site] 00087
3 sldns_b32_pton_base [function] [call site] 00088
4 isspace [function] [call site] 00089
4 isspace [function] [call site] 00090
1 sldns_str2wire_hex_buf [function] [call site] 00091
2 isspace [function] [call site] 00092
2 sldns_is_last_of_string [function] [call site] 00093
3 isspace [function] [call site] 00094
2 isxdigit [function] [call site] 00095
2 RET_ERR [function] [call site] 00096
2 RET_ERR [function] [call site] 00097
2 sldns_hexdigit_to_int [function] [call site] 00098
2 sldns_hexdigit_to_int [function] [call site] 00099
2 RET_ERR [function] [call site] 00100
1 sldns_str2wire_nsec_buf [function] [call site] 00101
2 sldns_buffer_init_frm_data [function] [call site] 00102
3 memset [function] [call site] 00103
2 strlen [function] [call site] 00104
2 memset [function] [call site] 00105
2 memset [function] [call site] 00106
2 sldns_buffer_remaining [function] [call site] 00107
3 sldns_buffer_remaining_at [function] [call site] 00108
4 sldns_buffer_invariant [function] [call site] 00109
4 assert [function] [call site] 00110
2 sldns_bget_token [function] [call site] 00111
3 sldns_bget_token_par [function] [call site] 00112
4 sldns_bgetc [function] [call site] 00113
5 sldns_buffer_available_at [function] [call site] 00114
6 sldns_buffer_remaining_at [function] [call site] 00115
5 sldns_buffer_set_position [function] [call site] 00116
6 assert [function] [call site] 00117
5 sldns_buffer_limit [function] [call site] 00118
5 sldns_buffer_read_u8 [function] [call site] 00119
6 sldns_buffer_read_u8_at [function] [call site] 00120
7 assert [function] [call site] 00121
7 sldns_buffer_available_at [function] [call site] 00122
4 strchr [function] [call site] 00123
4 strchr [function] [call site] 00124
4 strchr [function] [call site] 00125
4 sldns_bskipcs [function] [call site] 00126
5 sldns_buffer_available_at [function] [call site] 00127
5 sldns_buffer_read_u8_at [function] [call site] 00128
4 sldns_bskipcs [function] [call site] 00129
2 sldns_get_rr_type_by_name [function] [call site] 00130
3 strlen [function] [call site] 00131
3 strncasecmp [function] [call site] 00132
3 atoi [function] [call site] 00133
3 strlen [function] [call site] 00134
3 strlen [function] [call site] 00135
3 strncasecmp [function] [call site] 00136
3 strlen [function] [call site] 00137
3 strlen [function] [call site] 00138
3 strncasecmp [function] [call site] 00139
3 strlen [function] [call site] 00140
3 strncasecmp [function] [call site] 00141
3 strlen [function] [call site] 00142
3 strncasecmp [function] [call site] 00143
3 strlen [function] [call site] 00144
3 strncasecmp [function] [call site] 00145
3 strlen [function] [call site] 00146
3 strncasecmp [function] [call site] 00147
2 strcmp [function] [call site] 00148
2 RET_ERR [function] [call site] 00149
2 sldns_buffer_position [function] [call site] 00150
1 sldns_str2wire_type_buf [function] [call site] 00151
2 sldns_get_rr_type_by_name [function] [call site] 00152
2 strcmp [function] [call site] 00153
2 sldns_write_uint16 [function] [call site] 00154
1 sldns_str2wire_class_buf [function] [call site] 00155
2 sldns_get_rr_class_by_name [function] [call site] 00156
3 strlen [function] [call site] 00157
3 strncasecmp [function] [call site] 00158
3 atoi [function] [call site] 00159
3 sldns_lookup_by_name [function] [call site] 00160
4 strcasecmp [function] [call site] 00161
2 strcmp [function] [call site] 00162
2 sldns_write_uint16 [function] [call site] 00163
1 sldns_str2wire_cert_alg_buf [function] [call site] 00164
2 sldns_lookup_by_name [function] [call site] 00165
2 sldns_write_uint16 [function] [call site] 00166
2 sldns_str2wire_int16_buf [function] [call site] 00167
2 sldns_read_uint16 [function] [call site] 00168
3 ntohs [function] [call site] 00169
1 sldns_str2wire_alg_buf [function] [call site] 00170
2 sldns_lookup_by_name [function] [call site] 00171
2 sldns_str2wire_int8_buf [function] [call site] 00172
1 sldns_str2wire_tsigerror_buf [function] [call site] 00173
2 sldns_lookup_by_name [function] [call site] 00174
2 sldns_write_uint16 [function] [call site] 00175
2 sldns_str2wire_int16_buf [function] [call site] 00176
1 sldns_str2wire_time_buf [function] [call site] 00177
2 memset [function] [call site] 00178
2 strlen [function] [call site] 00179
2 sscanf [function] [call site] 00180
2 sldns_write_uint32 [function] [call site] 00181
2 sldns_mktime_from_utc [function] [call site] 00182
3 leap_days [function] [call site] 00183
4 LDNS_DIV [function] [call site] 00184
4 LDNS_DIV [function] [call site] 00185
4 LDNS_DIV [function] [call site] 00186
4 LDNS_DIV [function] [call site] 00187
4 LDNS_DIV [function] [call site] 00188
4 LDNS_DIV [function] [call site] 00189
3 is_leap_year [function] [call site] 00190
4 LDNS_MOD [function] [call site] 00191
4 LDNS_MOD [function] [call site] 00192
4 LDNS_MOD [function] [call site] 00193
2 strtol [function] [call site] 00194
2 RET_ERR [function] [call site] 00195
2 sldns_write_uint32 [function] [call site] 00196
1 sldns_str2wire_tsigtime_buf [function] [call site] 00197
2 strtol [function] [call site] 00198
2 RET_ERR [function] [call site] 00199
2 sldns_write_uint16 [function] [call site] 00200
2 sldns_write_uint32 [function] [call site] 00201
1 sldns_str2wire_period_buf [function] [call site] 00202
2 sldns_str2period [function] [call site] 00203
2 RET_ERR [function] [call site] 00204
2 RET_ERR [function] [call site] 00205
2 sldns_write_uint32 [function] [call site] 00206
1 sldns_str2wire_loc_buf [function] [call site] 00207
2 isdigit [function] [call site] 00208
2 strtol [function] [call site] 00209
2 isblank [function] [call site] 00210
2 isdigit [function] [call site] 00211
2 strtol [function] [call site] 00212
2 isblank [function] [call site] 00213
2 isdigit [function] [call site] 00214
2 strtod [function] [call site] 00215
2 isblank [function] [call site] 00216
2 isblank [function] [call site] 00217
2 isdigit [function] [call site] 00218
2 strtol [function] [call site] 00219
2 isblank [function] [call site] 00220
2 isdigit [function] [call site] 00221
2 strtol [function] [call site] 00222
2 isblank [function] [call site] 00223
2 isdigit [function] [call site] 00224
2 strtod [function] [call site] 00225
2 isblank [function] [call site] 00226
2 isblank [function] [call site] 00227
2 isdigit [function] [call site] 00228
2 strtod [function] [call site] 00229
2 strlen [function] [call site] 00230
2 loc_parse_cm [function] [call site] 00231
3 isblank [function] [call site] 00232
3 strtol [function] [call site] 00233
3 strtol [function] [call site] 00234
2 strlen [function] [call site] 00235
2 loc_parse_cm [function] [call site] 00236
2 strlen [function] [call site] 00237
2 loc_parse_cm [function] [call site] 00238
2 sldns_write_uint32 [function] [call site] 00239
2 sldns_write_uint32 [function] [call site] 00240
2 sldns_write_uint32 [function] [call site] 00241
1 sldns_str2wire_wks_buf [function] [call site] 00242
2 sldns_buffer_init_frm_data [function] [call site] 00243
2 strlen [function] [call site] 00244
2 sldns_bget_token [function] [call site] 00245
2 ldns_tolower_str [function] [call site] 00246
3 tolower [function] [call site] 00247
2 getprotobyname [function] [call site] 00248
2 strcasecmp [function] [call site] 00249
2 strcasecmp [function] [call site] 00250
2 atoi [function] [call site] 00251
2 strlcpy [function] [call site] 00252
2 atoi [function] [call site] 00253
2 atoi [function] [call site] 00254
2 strcmp [function] [call site] 00255
2 strcasecmp [function] [call site] 00256
2 getservbyname [function] [call site] 00257
2 ntohs [function] [call site] 00258
2 endservent [function] [call site] 00259
2 endprotoent [function] [call site] 00260
2 RET_ERR [function] [call site] 00261
2 sldns_buffer_position [function] [call site] 00262
2 endservent [function] [call site] 00263
2 endprotoent [function] [call site] 00264
2 RET_ERR [function] [call site] 00265
2 sldns_buffer_position [function] [call site] 00266
2 endservent [function] [call site] 00267
2 endprotoent [function] [call site] 00268
2 RET_ERR [function] [call site] 00269
2 sldns_buffer_position [function] [call site] 00270
2 memset [function] [call site] 00271
2 endservent [function] [call site] 00272
2 endprotoent [function] [call site] 00273
1 sldns_str2wire_nsap_buf [function] [call site] 00274
2 strlen [function] [call site] 00275
2 isspace [function] [call site] 00276
2 isxdigit [function] [call site] 00277
2 RET_ERR [function] [call site] 00278
2 RET_ERR [function] [call site] 00279
2 sldns_hexdigit_to_int [function] [call site] 00280
2 sldns_hexdigit_to_int [function] [call site] 00281
2 RET_ERR [function] [call site] 00282
1 sldns_str2wire_atma_buf [function] [call site] 00283
2 strlen [function] [call site] 00284
2 isspace [function] [call site] 00285
2 RET_ERR [function] [call site] 00286
2 RET_ERR [function] [call site] 00287
2 isspace [function] [call site] 00288
2 isxdigit [function] [call site] 00289
2 RET_ERR [function] [call site] 00290
2 RET_ERR [function] [call site] 00291
2 sldns_hexdigit_to_int [function] [call site] 00292
2 sldns_hexdigit_to_int [function] [call site] 00293
2 RET_ERR [function] [call site] 00294
1 sldns_str2wire_ipseckey_buf [function] [call site] 00295
2 sldns_buffer_init_frm_data [function] [call site] 00296
2 strlen [function] [call site] 00297
2 sldns_bget_token [function] [call site] 00298
2 RET_ERR [function] [call site] 00299
2 sldns_buffer_position [function] [call site] 00300
2 atoi [function] [call site] 00301
2 sldns_bget_token [function] [call site] 00302
2 RET_ERR [function] [call site] 00303
2 sldns_buffer_position [function] [call site] 00304
2 atoi [function] [call site] 00305
2 sldns_bget_token [function] [call site] 00306
2 RET_ERR [function] [call site] 00307
2 sldns_buffer_position [function] [call site] 00308
2 atoi [function] [call site] 00309
2 sldns_bget_token [function] [call site] 00310
2 RET_ERR [function] [call site] 00311
2 sldns_buffer_position [function] [call site] 00312
2 strcmp [function] [call site] 00313
2 RET_ERR [function] [call site] 00314
2 sldns_buffer_position [function] [call site] 00315
2 sldns_str2wire_a_buf [function] [call site] 00316
2 RET_ERR_SHIFT [function] [call site] 00317
2 sldns_buffer_position [function] [call site] 00318
2 sldns_str2wire_aaaa_buf [function] [call site] 00319
2 RET_ERR_SHIFT [function] [call site] 00320
2 sldns_buffer_position [function] [call site] 00321
2 sldns_str2wire_dname_buf [function] [call site] 00322
2 RET_ERR_SHIFT [function] [call site] 00323
2 sldns_buffer_position [function] [call site] 00324
2 RET_ERR [function] [call site] 00325
2 sldns_buffer_position [function] [call site] 00326
2 RET_ERR [function] [call site] 00327
2 sldns_buffer_position [function] [call site] 00328
2 sldns_str2wire_b64_buf [function] [call site] 00329
2 sldns_buffer_current [function] [call site] 00330
3 sldns_buffer_at [function] [call site] 00331
4 assert [function] [call site] 00332
2 RET_ERR_SHIFT [function] [call site] 00333
2 sldns_buffer_position [function] [call site] 00334
1 sldns_str2wire_nsec3_salt_buf [function] [call site] 00335
2 strlen [function] [call site] 00336
2 isxdigit [function] [call site] 00337
2 isxdigit [function] [call site] 00338
2 sldns_hexdigit_to_int [function] [call site] 00339
2 sldns_hexdigit_to_int [function] [call site] 00340
2 RET_ERR [function] [call site] 00341
1 sldns_str2wire_ilnp64_buf [function] [call site] 00342
2 sscanf [function] [call site] 00343
2 strlen [function] [call site] 00344
2 strpbrk [function] [call site] 00345
2 htons [function] [call site] 00346
2 htons [function] [call site] 00347
2 htons [function] [call site] 00348
2 htons [function] [call site] 00349
2 memmove [function] [call site] 00350
1 sldns_str2wire_eui48_buf [function] [call site] 00351
2 sscanf [function] [call site] 00352
2 strlen [function] [call site] 00353
1 sldns_str2wire_eui64_buf [function] [call site] 00354
2 sscanf [function] [call site] 00355
2 strlen [function] [call site] 00356
1 sldns_str2wire_tag_buf [function] [call site] 00357
2 strlen [function] [call site] 00358
2 isalnum [function] [call site] 00359
2 RET_ERR [function] [call site] 00360
2 memmove [function] [call site] 00361
1 sldns_str2wire_long_str_buf [function] [call site] 00362
2 sldns_parse_char [function] [call site] 00363
1 sldns_str2wire_hip_buf [function] [call site] 00364
2 strtol [function] [call site] 00365
2 RET_ERR [function] [call site] 00366
2 strchr [function] [call site] 00367
2 RET_ERR [function] [call site] 00368
2 sldns_str2wire_hex_buf [function] [call site] 00369
2 RET_ERR_SHIFT [function] [call site] 00370
2 RET_ERR [function] [call site] 00371
2 sldns_str2wire_b64_buf [function] [call site] 00372
2 RET_ERR_SHIFT [function] [call site] 00373
2 RET_ERR [function] [call site] 00374
2 sldns_write_uint16 [function] [call site] 00375
1 sldns_str2wire_int16_data_buf [function] [call site] 00376
2 strtol [function] [call site] 00377
2 sldns_write_uint16 [function] [call site] 00378
2 RET_ERR [function] [call site] 00379
2 sldns_b64_pton [function] [call site] 00380
2 sldns_write_uint16 [function] [call site] 00381
1 free [function] [call site] 00382
1 free [function] [call site] 00383