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

Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity Unique Reachable Complexities Unique Reachable Functions All non-covered Complexity All Reachable Complexity Function Name Function Callsite Blocked Branch
0 6 1 :

['avahi_free']

0 6 avahi_realloc call site: 00191 /src/avahi/avahi-common/malloc.c:148
0 0 None 6 23 avahi_unescape_label call site: 00051 /src/avahi/avahi-common/domain.c:81
0 0 None 4 98 avahi_record_is_valid call site: 00120 /src/avahi/avahi-core/rr.c:686
0 0 None 2 21 avahi_strdup call site: 00056 /src/avahi/avahi-common/malloc.c:164
0 0 None 0 318 avahi_dns_packet_consume_record call site: 00030 /src/avahi/avahi-core/dns.c:639
0 0 None 0 234 avahi_dns_packet_append_record call site: 00391 /src/avahi/avahi-core/dns.c:793
0 0 None 0 195 avahi_dns_packet_append_name call site: 00220 /src/avahi/avahi-core/dns.c:206
0 0 None 0 195 avahi_dns_packet_append_name call site: 00242 /src/avahi/avahi-core/dns.c:216
0 0 None 0 188 avahi_record_copy call site: 00359 /src/avahi/avahi-core/rr.c:422
0 0 None 0 101 avahi_key_new call site: 00034 /src/avahi/avahi-core/rr.c:48
0 0 None 0 53 avahi_record_copy call site: 00364 /src/avahi/avahi-core/rr.c:449
0 0 None 0 36 avahi_string_list_parse call site: 00099 /src/avahi/avahi-common/strlst.c:89

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 avahi_set_log_function [function] [call site] 00001
1 log_function [function] [call site] 00002
1 avahi_dns_packet_new [function] [call site] 00003
2 avahi_malloc [function] [call site] 00004
3 xmalloc [function] [call site] 00005
4 oom [function] [call site] 00006
5 strlen [call site] 00007
5 strlen [call site] 00008
5 write [call site] 00009
5 abort [call site] 00010
3 __assert_fail [call site] 00011
1 avahi_dns_packet_consume_record [function] [call site] 00012
2 __assert_fail [call site] 00013
2 avahi_dns_packet_consume_name [function] [call site] 00014
3 consume_labels [function] [call site] 00015
4 __assert_fail [call site] 00016
4 avahi_escape_label [function] [call site] 00017
5 __assert_fail [call site] 00018
5 __assert_fail [call site] 00019
5 __assert_fail [call site] 00020
5 __assert_fail [call site] 00021
5 __assert_fail [call site] 00022
2 avahi_dns_packet_consume_uint16 [function] [call site] 00023
3 __assert_fail [call site] 00024
3 __assert_fail [call site] 00025
2 avahi_dns_packet_consume_uint16 [function] [call site] 00026
2 avahi_dns_packet_consume_uint32 [function] [call site] 00027
3 __assert_fail [call site] 00028
3 __assert_fail [call site] 00029
2 avahi_dns_packet_consume_uint16 [function] [call site] 00030
2 avahi_record_new_full [function] [call site] 00031
3 avahi_key_new [function] [call site] 00032
4 __assert_fail [call site] 00033
4 avahi_new_internal [function] [call site] 00034
5 __assert_fail [call site] 00035
5 avahi_malloc [function] [call site] 00036
4 avahi_log_error [function] [call site] 00037
5 avahi_log_ap [function] [call site] 00038
6 vsnprintf [call site] 00039
6 fprintf [call site] 00040
4 avahi_normalize_name_strdup [function] [call site] 00041
5 __assert_fail [call site] 00042
5 avahi_normalize_name [function] [call site] 00043
6 __assert_fail [call site] 00044
6 __assert_fail [call site] 00045
6 __assert_fail [call site] 00046
6 avahi_unescape_label [function] [call site] 00047
7 __assert_fail [call site] 00048
7 __assert_fail [call site] 00049
7 __ctype_b_loc [call site] 00050
7 __ctype_b_loc [call site] 00051
7 __assert_fail [call site] 00052
7 avahi_utf8_valid [function] [call site] 00053
6 strlen [call site] 00054
6 avahi_escape_label [function] [call site] 00055
5 avahi_strdup [function] [call site] 00056
6 strlen [call site] 00057
6 avahi_malloc [function] [call site] 00058
4 avahi_log_error [function] [call site] 00059
4 avahi_free [function] [call site] 00060
5 __assert_fail [call site] 00061
3 avahi_log_error [function] [call site] 00062
3 avahi_record_new [function] [call site] 00063
4 __assert_fail [call site] 00064
4 avahi_new_internal [function] [call site] 00065
4 avahi_log_error [function] [call site] 00066
4 avahi_key_ref [function] [call site] 00067
5 __assert_fail [call site] 00068
5 __assert_fail [call site] 00069
3 avahi_key_unref [function] [call site] 00070
4 __assert_fail [call site] 00071
4 __assert_fail [call site] 00072
4 avahi_free [function] [call site] 00073
4 avahi_free [function] [call site] 00074
3 avahi_log_error [function] [call site] 00075
2 parse_rdata [function] [call site] 00076
3 __assert_fail [call site] 00077
3 __assert_fail [call site] 00078
3 avahi_dns_packet_get_rptr [function] [call site] 00079
4 __assert_fail [call site] 00080
3 avahi_dns_packet_consume_name [function] [call site] 00081
3 avahi_strdup [function] [call site] 00082
3 avahi_dns_packet_consume_uint16 [function] [call site] 00083
3 avahi_dns_packet_consume_uint16 [function] [call site] 00084
3 avahi_dns_packet_consume_uint16 [function] [call site] 00085
3 avahi_dns_packet_consume_name [function] [call site] 00086
3 avahi_strdup [function] [call site] 00087
3 avahi_dns_packet_consume_string [function] [call site] 00088
4 __assert_fail [call site] 00089
4 __assert_fail [call site] 00090
4 __assert_fail [call site] 00091
3 avahi_strdup [function] [call site] 00092
3 avahi_dns_packet_consume_string [function] [call site] 00093
3 avahi_strdup [function] [call site] 00094
3 avahi_dns_packet_get_rptr [function] [call site] 00095
3 avahi_string_list_parse [function] [call site] 00096
4 __assert_fail [call site] 00097
4 __assert_fail [call site] 00098
4 avahi_string_list_add_arbitrary [function] [call site] 00099
5 __assert_fail [call site] 00100
5 avahi_string_list_add_anonymous [function] [call site] 00101
6 avahi_malloc [function] [call site] 00102
4 avahi_string_list_free [function] [call site] 00103
5 avahi_free [function] [call site] 00104
3 avahi_dns_packet_skip [function] [call site] 00105
4 __assert_fail [call site] 00106
3 avahi_dns_packet_consume_bytes [function] [call site] 00107
4 __assert_fail [call site] 00108
4 __assert_fail [call site] 00109
4 __assert_fail [call site] 00110
3 avahi_dns_packet_consume_bytes [function] [call site] 00111
3 avahi_dns_packet_get_rptr [function] [call site] 00112
3 avahi_memdup [function] [call site] 00113
4 __assert_fail [call site] 00114
4 avahi_malloc [function] [call site] 00115
3 avahi_dns_packet_skip [function] [call site] 00116
3 avahi_dns_packet_get_rptr [function] [call site] 00117
2 avahi_record_is_valid [function] [call site] 00118
3 __assert_fail [call site] 00119
3 avahi_key_is_valid [function] [call site] 00120
4 __assert_fail [call site] 00121
4 avahi_is_valid_domain_name [function] [call site] 00122
5 __assert_fail [call site] 00123
5 strlen [call site] 00124
5 avahi_unescape_label [function] [call site] 00125
3 avahi_is_valid_domain_name [function] [call site] 00126
3 avahi_is_valid_domain_name [function] [call site] 00127
3 strlen [call site] 00128
3 strlen [call site] 00129
2 avahi_record_unref [function] [call site] 00130
3 __assert_fail [call site] 00131
3 __assert_fail [call site] 00132
3 avahi_free [function] [call site] 00133
3 avahi_free [function] [call site] 00134
3 avahi_free [function] [call site] 00135
3 avahi_free [function] [call site] 00136
3 avahi_string_list_free [function] [call site] 00137
3 avahi_free [function] [call site] 00138
3 avahi_key_unref [function] [call site] 00139
3 avahi_free [function] [call site] 00140
1 avahi_record_is_valid [function] [call site] 00141
1 avahi_record_is_goodbye [function] [call site] 00142
2 __assert_fail [call site] 00143
1 avahi_record_is_link_local_address [function] [call site] 00144
2 __assert_fail [call site] 00145
2 get_address [function] [call site] 00146
3 __assert_fail [call site] 00147
2 avahi_address_is_link_local [function] [call site] 00148
3 __assert_fail [call site] 00149
3 ntohl [call site] 00150
1 avahi_record_get_estimate_size [function] [call site] 00151
2 __assert_fail [call site] 00152
2 avahi_key_get_estimate_size [function] [call site] 00153
3 __assert_fail [call site] 00154
3 strlen [call site] 00155
2 strlen [call site] 00156
2 strlen [call site] 00157
2 strlen [call site] 00158
2 avahi_string_list_serialize [function] [call site] 00159
3 avahi_string_list_reverse [function] [call site] 00160
3 avahi_string_list_reverse [function] [call site] 00161
1 avahi_record_to_string [function] [call site] 00162
2 __assert_fail [call site] 00163
2 __assert_fail [call site] 00164
2 inet_ntop [call site] 00165
2 inet_ntop [call site] 00166
2 avahi_string_list_to_string [function] [call site] 00167
3 avahi_new_internal [function] [call site] 00168
3 avahi_string_list_reverse [function] [call site] 00169
3 __assert_fail [call site] 00170
3 avahi_string_list_reverse [function] [call site] 00171
2 snprintf [call site] 00172
2 snprintf [call site] 00173
2 snprintf [call site] 00174
2 strchr [call site] 00175
2 sprintf [call site] 00176
2 strchr [call site] 00177
2 avahi_key_to_string [function] [call site] 00178
3 __assert_fail [call site] 00179
3 __assert_fail [call site] 00180
3 avahi_dns_class_to_string [function] [call site] 00181
3 snprintf [call site] 00182
3 avahi_dns_type_to_string [function] [call site] 00183
3 snprintf [call site] 00184
3 avahi_strdup_printf [function] [call site] 00185
4 __assert_fail [call site] 00186
4 avahi_strdup_vprintf [function] [call site] 00187
5 __assert_fail [call site] 00188
5 avahi_malloc [function] [call site] 00189
5 vsnprintf [call site] 00190
5 avahi_realloc [function] [call site] 00191
6 avahi_free [function] [call site] 00192
6 __assert_fail [call site] 00196
5 avahi_free [function] [call site] 00197
2 avahi_strdup_printf [function] [call site] 00198
2 avahi_free [function] [call site] 00199
2 avahi_free [function] [call site] 00200
1 avahi_free [function] [call site] 00201
1 avahi_rdata_serialize [function] [call site] 00202
2 __assert_fail [call site] 00203
2 __assert_fail [call site] 00204
2 __assert_fail [call site] 00205
2 append_rdata [function] [call site] 00206
3 __assert_fail [call site] 00207
3 __assert_fail [call site] 00208
3 avahi_dns_packet_append_name [function] [call site] 00209
4 __assert_fail [call site] 00210
4 __assert_fail [call site] 00211
4 avahi_dns_packet_extend [function] [call site] 00212
5 __assert_fail [call site] 00213
4 avahi_hashmap_lookup [function] [call site] 00214
5 __assert_fail [call site] 00215
5 entry_get [function] [call site] 00216
4 __assert_fail [call site] 00217
4 __assert_fail [call site] 00218
4 avahi_dns_packet_extend [function] [call site] 00219
4 avahi_unescape_label [function] [call site] 00220
4 avahi_dns_packet_append_string [function] [call site] 00221
5 __assert_fail [call site] 00222
5 __assert_fail [call site] 00223
5 strlen [call site] 00224
5 avahi_dns_packet_extend [function] [call site] 00225
4 avahi_hashmap_new [function] [call site] 00226
5 __assert_fail [call site] 00227
5 avahi_new0_internal [function] [call site] 00228
6 __assert_fail [call site] 00229
6 avahi_malloc0 [function] [call site] 00230
7 __assert_fail [call site] 00234
4 avahi_string_hash [function] [call site] 00235
5 __assert_fail [call site] 00236
4 avahi_string_equal [function] [call site] 00237
5 __assert_fail [call site] 00238
5 __assert_fail [call site] 00239
5 strcmp [call site] 00240
4 avahi_free [function] [call site] 00241
4 avahi_strdup [function] [call site] 00242
4 avahi_log_error [function] [call site] 00243
4 avahi_hashmap_insert [function] [call site] 00244
5 __assert_fail [call site] 00245
5 entry_get [function] [call site] 00246
5 avahi_new_internal [function] [call site] 00247
5 __assert_fail [call site] 00248
5 __assert_fail [call site] 00249
4 avahi_dns_packet_extend [function] [call site] 00250
4 avahi_dns_packet_cleanup_name_table [function] [call site] 00251
5 avahi_hashmap_foreach [function] [call site] 00252
6 __assert_fail [call site] 00253
6 __assert_fail [call site] 00254
5 name_table_cleanup [function] [call site] 00255
6 avahi_hashmap_remove [function] [call site] 00256
7 __assert_fail [call site] 00257
7 entry_get [function] [call site] 00258
7 entry_free [function] [call site] 00259
8 __assert_fail [call site] 00260
8 __assert_fail [call site] 00261
8 __assert_fail [call site] 00262
8 __assert_fail [call site] 00263
8 avahi_free [function] [call site] 00264
3 avahi_dns_packet_append_uint16 [function] [call site] 00265
4 __assert_fail [call site] 00266
4 avahi_dns_packet_extend [function] [call site] 00267
3 avahi_dns_packet_append_uint16 [function] [call site] 00268
3 avahi_dns_packet_append_uint16 [function] [call site] 00269
3 avahi_dns_packet_append_name [function] [call site] 00270
3 avahi_dns_packet_append_string [function] [call site] 00271
3 avahi_dns_packet_append_string [function] [call site] 00272
3 avahi_string_list_serialize [function] [call site] 00273
3 avahi_dns_packet_extend [function] [call site] 00274
3 avahi_string_list_serialize [function] [call site] 00275
3 avahi_dns_packet_append_bytes [function] [call site] 00276
4 __assert_fail [call site] 00277
4 __assert_fail [call site] 00278
4 __assert_fail [call site] 00279
4 avahi_dns_packet_extend [function] [call site] 00280
3 avahi_dns_packet_append_bytes [function] [call site] 00281
3 avahi_dns_packet_append_bytes [function] [call site] 00282
2 avahi_hashmap_free [function] [call site] 00283
3 __assert_fail [call site] 00284
3 entry_free [function] [call site] 00285
3 avahi_free [function] [call site] 00286
1 __assert_fail [call site] 00287
1 avahi_record_new_full [function] [call site] 00288
1 avahi_rdata_parse [function] [call site] 00289
2 __assert_fail [call site] 00290
2 __assert_fail [call site] 00291
2 parse_rdata [function] [call site] 00292
2 __assert_fail [call site] 00293
1 avahi_record_is_valid [function] [call site] 00294
1 __assert_fail [call site] 00295
1 avahi_record_equal_no_ttl [function] [call site] 00296
2 __assert_fail [call site] 00297
2 __assert_fail [call site] 00298
2 avahi_key_equal [function] [call site] 00299
3 __assert_fail [call site] 00300
3 __assert_fail [call site] 00301
3 avahi_domain_equal [function] [call site] 00302
4 avahi_unescape_label [function] [call site] 00303
4 __assert_fail [call site] 00304
4 avahi_unescape_label [function] [call site] 00305
4 __assert_fail [call site] 00306
4 strcasecmp [call site] 00307
2 rdata_equal [function] [call site] 00308
3 __assert_fail [call site] 00309
3 __assert_fail [call site] 00310
3 __assert_fail [call site] 00311
3 avahi_domain_equal [function] [call site] 00312
3 avahi_domain_equal [function] [call site] 00313
3 strcmp [call site] 00314
3 strcmp [call site] 00315
3 avahi_string_list_equal [function] [call site] 00316
4 memcmp [call site] 00317
3 memcmp [call site] 00318
3 memcmp [call site] 00319
3 memcmp [call site] 00320
1 __assert_fail [call site] 00321
1 avahi_record_lexicographical_compare [function] [call site] 00322
2 __assert_fail [call site] 00323
2 __assert_fail [call site] 00324
2 uint16_cmp [function] [call site] 00325
2 uint16_cmp [function] [call site] 00326
2 avahi_binary_domain_cmp [function] [call site] 00327
3 __assert_fail [call site] 00328
3 __assert_fail [call site] 00329
3 avahi_unescape_label [function] [call site] 00330
3 __assert_fail [call site] 00331
3 avahi_unescape_label [function] [call site] 00332
3 __assert_fail [call site] 00333
3 strcmp [call site] 00334
2 uint16_cmp [function] [call site] 00335
2 uint16_cmp [function] [call site] 00336
2 uint16_cmp [function] [call site] 00337
2 avahi_binary_domain_cmp [function] [call site] 00338
2 strcmp [call site] 00339
2 strcmp [call site] 00340
2 avahi_string_list_serialize [function] [call site] 00341
2 avahi_string_list_serialize [function] [call site] 00342
2 avahi_new_internal [function] [call site] 00343
2 avahi_new_internal [function] [call site] 00344
2 avahi_free [function] [call site] 00345
2 avahi_string_list_serialize [function] [call site] 00346
2 avahi_string_list_serialize [function] [call site] 00347
2 lexicographical_memcmp [function] [call site] 00348
3 __assert_fail [call site] 00349
3 __assert_fail [call site] 00350
3 memcmp [call site] 00351
2 avahi_free [function] [call site] 00352
2 avahi_free [function] [call site] 00353
2 memcmp [call site] 00354
2 memcmp [call site] 00355
2 lexicographical_memcmp [function] [call site] 00356
2 avahi_log_error [function] [call site] 00357
1 avahi_record_copy [function] [call site] 00358
2 avahi_new_internal [function] [call site] 00359
2 avahi_log_error [function] [call site] 00360
2 avahi_key_ref [function] [call site] 00361
2 avahi_strdup [function] [call site] 00362
2 avahi_strdup [function] [call site] 00363
2 avahi_strdup [function] [call site] 00364
2 avahi_strdup [function] [call site] 00365
2 avahi_free [function] [call site] 00366
2 avahi_string_list_copy [function] [call site] 00367
3 avahi_string_list_add_arbitrary [function] [call site] 00368
3 avahi_string_list_free [function] [call site] 00369
3 avahi_string_list_reverse [function] [call site] 00370
2 avahi_memdup [function] [call site] 00371
2 avahi_log_error [function] [call site] 00372
2 avahi_key_unref [function] [call site] 00373
2 avahi_free [function] [call site] 00374
1 avahi_record_equal_no_ttl [function] [call site] 00375
1 __assert_fail [call site] 00376
1 avahi_record_lexicographical_compare [function] [call site] 00377
1 __assert_fail [call site] 00378
1 avahi_record_unref [function] [call site] 00379
1 avahi_dns_packet_consume_record [function] [call site] 00380
1 avahi_record_equal_no_ttl [function] [call site] 00381
1 avahi_record_lexicographical_compare [function] [call site] 00382
1 avahi_dns_packet_free [function] [call site] 00383
2 __assert_fail [call site] 00384
2 avahi_hashmap_free [function] [call site] 00385
2 avahi_free [function] [call site] 00386
1 avahi_dns_packet_new [function] [call site] 00387
1 avahi_dns_packet_append_record [function] [call site] 00388
2 __assert_fail [call site] 00389
2 __assert_fail [call site] 00390
2 avahi_dns_packet_append_name [function] [call site] 00391
2 avahi_dns_packet_append_uint16 [function] [call site] 00392
2 avahi_dns_packet_append_uint16 [function] [call site] 00393
2 avahi_dns_packet_append_uint32 [function] [call site] 00394
3 avahi_dns_packet_extend [function] [call site] 00395
2 avahi_dns_packet_append_uint16 [function] [call site] 00396
2 avahi_dns_packet_extend [function] [call site] 00397
2 append_rdata [function] [call site] 00398
2 avahi_dns_packet_extend [function] [call site] 00399
2 __assert_fail [call site] 00400
2 avahi_dns_packet_cleanup_name_table [function] [call site] 00401
1 avahi_record_unref [function] [call site] 00402
1 avahi_record_unref [function] [call site] 00403
1 avahi_record_unref [function] [call site] 00404
1 avahi_dns_packet_free [function] [call site] 00405