Fuzz introspector: json_load_dump_fuzzer
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
409 0 EP call site: 00000 json_dumps

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 getenv [call site] 00001
1 fprintf [call site] 00002
1 fprintf [call site] 00003
1 fprintf [call site] 00004
1 fprintf [call site] 00005
1 json_loadb [function] [call site] 00006
2 jsonp_error_init [function] [call site] 00007
3 jsonp_error_set_source [function] [call site] 00008
4 strlen [call site] 00009
4 strncpy [call site] 00010
4 strncpy [call site] 00011
2 error_set [function] [call site] 00012
3 vsnprintf [call site] 00013
3 strbuffer_value [function] [call site] 00014
3 snprintf [call site] 00015
3 snprintf [call site] 00016
3 jsonp_error_set [function] [call site] 00017
4 jsonp_error_vset [function] [call site] 00018
5 vsnprintf [call site] 00019
2 lex_init [function] [call site] 00020
3 stream_init [function] [call site] 00021
3 strbuffer_init [function] [call site] 00022
4 jsonp_malloc [function] [call site] 00023
2 buffer_get [function] [call site] 00024
2 parse_json [function] [call site] 00025
3 lex_scan [function] [call site] 00026
4 strbuffer_clear [function] [call site] 00027
4 lex_free_string [function] [call site] 00028
5 jsonp_free [function] [call site] 00029
4 lex_get [function] [call site] 00030
5 stream_get [function] [call site] 00031
6 utf8_check_first [function] [call site] 00032
6 __assert_fail [call site] 00033
6 utf8_check_full [function] [call site] 00034
6 utf8_check_first [function] [call site] 00035
6 error_set [function] [call site] 00036
4 lex_save [function] [call site] 00037
5 strbuffer_append_byte [function] [call site] 00038
6 strbuffer_append_bytes [function] [call site] 00039
7 jsonp_malloc [function] [call site] 00040
7 jsonp_free [function] [call site] 00041
4 lex_scan_string [function] [call site] 00042
5 lex_get_save [function] [call site] 00043
5 error_set [function] [call site] 00046
5 lex_unget_unsave [function] [call site] 00047
6 stream_unget [function] [call site] 00048
7 utf8_check_first [function] [call site] 00049
7 __assert_fail [call site] 00050
7 __assert_fail [call site] 00051
6 strbuffer_pop [function] [call site] 00052
6 __assert_fail [call site] 00053
5 error_set [function] [call site] 00054
5 error_set [function] [call site] 00055
5 lex_get_save [function] [call site] 00056
5 lex_get_save [function] [call site] 00057
5 error_set [function] [call site] 00058
5 lex_get_save [function] [call site] 00059
5 lex_get_save [function] [call site] 00060
5 error_set [function] [call site] 00061
5 lex_get_save [function] [call site] 00062
5 jsonp_malloc [function] [call site] 00063
5 strbuffer_value [function] [call site] 00064
5 decode_unicode_escape [function] [call site] 00065
6 __assert_fail [call site] 00066
5 error_set [function] [call site] 00067
5 decode_unicode_escape [function] [call site] 00068
5 error_set [function] [call site] 00069
5 error_set [function] [call site] 00070
5 error_set [function] [call site] 00071
5 error_set [function] [call site] 00072
5 utf8_encode [function] [call site] 00073
5 __assert_fail [call site] 00074
5 __assert_fail [call site] 00075
5 lex_free_string [function] [call site] 00076
4 lex_scan_number [function] [call site] 00077
5 lex_get_save [function] [call site] 00078
5 lex_get_save [function] [call site] 00079
5 lex_unget_unsave [function] [call site] 00080
5 lex_get_save [function] [call site] 00081
5 lex_unget_unsave [function] [call site] 00082
5 lex_unget_unsave [function] [call site] 00083
5 strbuffer_value [function] [call site] 00084
5 __errno_location [call site] 00085
5 strtoll [call site] 00086
5 __errno_location [call site] 00087
5 error_set [function] [call site] 00088
5 error_set [function] [call site] 00089
5 __assert_fail [call site] 00090
5 lex_unget [function] [call site] 00092
6 stream_unget [function] [call site] 00093
5 lex_get_save [function] [call site] 00095
5 lex_get_save [function] [call site] 00096
5 lex_get_save [function] [call site] 00097
5 lex_unget_unsave [function] [call site] 00098
5 lex_get_save [function] [call site] 00099
5 lex_unget_unsave [function] [call site] 00100
5 jsonp_strtod [function] [call site] 00101
6 to_locale [function] [call site] 00102
7 get_decimal_point [function] [call site] 00103
8 sprintf [call site] 00104
7 strchr [call site] 00105
6 __errno_location [call site] 00106
6 strtod [call site] 00107
6 __assert_fail [call site] 00108
6 __errno_location [call site] 00109
5 error_set [function] [call site] 00110
4 lex_get_save [function] [call site] 00111
4 lex_unget_unsave [function] [call site] 00112
4 strbuffer_value [function] [call site] 00113
4 strcmp [call site] 00114
4 strcmp [call site] 00115
4 strcmp [call site] 00116
4 lex_save_cached [function] [call site] 00117
3 error_set [function] [call site] 00119
3 parse_value [function] [call site] 00120
4 error_set [function] [call site] 00121
4 memchr [call site] 00122
4 error_set [function] [call site] 00123
4 jsonp_stringn_nocheck_own [function] [call site] 00124
5 string_create [function] [call site] 00125
6 jsonp_strndup [function] [call site] 00126
7 jsonp_malloc [function] [call site] 00127
6 jsonp_malloc [function] [call site] 00128
6 jsonp_free [function] [call site] 00129
6 json_init [function] [call site] 00130
4 json_integer [function] [call site] 00131
5 jsonp_malloc [function] [call site] 00132
5 json_init [function] [call site] 00133
4 json_real [function] [call site] 00134
5 jsonp_malloc [function] [call site] 00135
5 json_init [function] [call site] 00136
4 json_true [function] [call site] 00137
4 json_false [function] [call site] 00138
4 json_null [function] [call site] 00139
4 parse_object [function] [call site] 00140
5 json_object [function] [call site] 00141
6 jsonp_malloc [function] [call site] 00142
6 json_object_seed [function] [call site] 00143
7 generate_seed [function] [call site] 00144
8 seed_from_urandom [function] [call site] 00145
9 open [call site] 00146
9 read [call site] 00147
9 close [call site] 00148
9 buf_to_uint32 [function] [call site] 00149
8 seed_from_timestamp_and_pid [function] [call site] 00150
9 gettimeofday [call site] 00151
9 getpid [call site] 00152
7 sched_yield [call site] 00153
6 json_init [function] [call site] 00154
6 hashtable_init [function] [call site] 00155
7 jsonp_malloc [function] [call site] 00156
7 list_init [function] [call site] 00157
7 list_init [function] [call site] 00158
6 jsonp_free [function] [call site] 00159
5 error_set [function] [call site] 00161
5 lex_steal_string [function] [call site] 00162
5 memchr [call site] 00163
5 jsonp_free [function] [call site] 00164
5 error_set [function] [call site] 00165
5 json_object_getn [function] [call site] 00166
6 hashtable_get [function] [call site] 00167
7 hashlittle [function] [call site] 00168
7 hashtable_find_pair [function] [call site] 00169
8 bucket_is_empty [function] [call site] 00170
8 memcmp [call site] 00171
5 jsonp_free [function] [call site] 00172
5 error_set [function] [call site] 00173
5 jsonp_free [function] [call site] 00175
5 error_set [function] [call site] 00176
5 parse_value [function] [call site] 00178
6 parse_array [function] [call site] 00179
7 json_array [function] [call site] 00180
8 jsonp_malloc [function] [call site] 00181
8 json_init [function] [call site] 00182
8 jsonp_malloc [function] [call site] 00183
8 jsonp_free [function] [call site] 00184
7 parse_value [function] [call site] 00186
7 json_array_append_new [function] [call site] 00189
8 json_decref [function] [call site] 00190
9 json_delete [function] [call site] 00191
10 json_delete_object [function] [call site] 00192
11 hashtable_close [function] [call site] 00193
12 hashtable_do_clear [function] [call site] 00194
13 json_decref [function] [call site] 00195
13 jsonp_free [function] [call site] 00196
12 jsonp_free [function] [call site] 00197
11 jsonp_free [function] [call site] 00198
10 json_delete_array [function] [call site] 00199
11 json_decref [function] [call site] 00200
11 jsonp_free [function] [call site] 00201
11 jsonp_free [function] [call site] 00202
10 json_delete_string [function] [call site] 00203
11 jsonp_free [function] [call site] 00204
11 jsonp_free [function] [call site] 00205
10 json_delete_integer [function] [call site] 00206
11 jsonp_free [function] [call site] 00207
10 json_delete_real [function] [call site] 00208
11 jsonp_free [function] [call site] 00209
8 json_array_grow [function] [call site] 00210
9 jsonp_malloc [function] [call site] 00211
9 array_copy [function] [call site] 00212
9 jsonp_free [function] [call site] 00213
8 json_decref [function] [call site] 00214
7 error_set [function] [call site] 00217
7 json_decref [function] [call site] 00218
5 jsonp_free [function] [call site] 00219
5 json_object_setn_new_nocheck [function] [call site] 00220
6 json_decref [function] [call site] 00221
6 hashtable_set [function] [call site] 00222
7 hashtable_do_rehash [function] [call site] 00223
8 jsonp_malloc [function] [call site] 00224
8 jsonp_free [function] [call site] 00225
8 list_init [function] [call site] 00226
8 insert_to_bucket [function] [call site] 00227
9 bucket_is_empty [function] [call site] 00228
9 list_insert [function] [call site] 00229
9 list_insert [function] [call site] 00230
7 hashlittle [function] [call site] 00231
7 hashtable_find_pair [function] [call site] 00232
7 json_decref [function] [call site] 00233
7 init_pair [function] [call site] 00234
8 jsonp_malloc [function] [call site] 00235
8 list_init [function] [call site] 00236
8 list_init [function] [call site] 00237
7 insert_to_bucket [function] [call site] 00238
7 list_insert [function] [call site] 00239
6 json_decref [function] [call site] 00240
5 jsonp_free [function] [call site] 00241
5 jsonp_free [function] [call site] 00242
5 error_set [function] [call site] 00245
5 json_decref [function] [call site] 00246
3 error_set [function] [call site] 00248
3 json_decref [function] [call site] 00249
2 lex_close [function] [call site] 00250
3 lex_free_string [function] [call site] 00251
3 strbuffer_close [function] [call site] 00252
4 jsonp_free [function] [call site] 00253
1 json_dumps [function] [call site] 00254
2 strbuffer_init [function] [call site] 00255
2 json_dump_callback [function] [call site] 00256
3 hashtable_init [function] [call site] 00257
3 do_dump [function] [call site] 00258
4 json_integer_value [function] [call site] 00259
4 snprintf [call site] 00260
4 json_real_value [function] [call site] 00261
4 jsonp_dtostr [function] [call site] 00262
5 dtoa_r [function] [call site] 00263
6 nrv_alloc [function] [call site] 00268
6 nrv_alloc [function] [call site] 00269
5 strncpy [call site] 00328
5 strncpy [call site] 00329
5 strncpy [call site] 00330
5 sprintf [call site] 00331
4 json_string_value [function] [call site] 00332
4 json_string_length [function] [call site] 00333
4 dump_string [function] [call site] 00334
5 utf8_iterate [function] [call site] 00335
6 utf8_check_first [function] [call site] 00336
6 utf8_check_full [function] [call site] 00337
5 snprintf [call site] 00338
5 snprintf [call site] 00339
4 jsonp_loop_check [function] [call site] 00340
5 snprintf [call site] 00341
5 hashtable_get [function] [call site] 00342
5 json_null [function] [call site] 00343
5 hashtable_set [function] [call site] 00344
4 json_array_size [function] [call site] 00345
4 hashtable_del [function] [call site] 00346
5 hashlittle [function] [call site] 00347
5 hashtable_do_del [function] [call site] 00348
6 hashtable_find_pair [function] [call site] 00349
6 list_remove [function] [call site] 00350
6 list_remove [function] [call site] 00351
6 json_decref [function] [call site] 00352
6 jsonp_free [function] [call site] 00353
4 dump_indent [function] [call site] 00354
4 json_array_get [function] [call site] 00355
4 do_dump [function] [call site] 00356
5 dump_indent [function] [call site] 00357
5 dump_indent [function] [call site] 00358
5 hashtable_del [function] [call site] 00359
5 jsonp_loop_check [function] [call site] 00360
5 json_object_iter [function] [call site] 00361
6 hashtable_iter [function] [call site] 00362
7 hashtable_iter_next [function] [call site] 00363
5 hashtable_del [function] [call site] 00364
5 dump_indent [function] [call site] 00365
5 json_object_size [function] [call site] 00366
5 jsonp_malloc [function] [call site] 00367
5 json_object_iter_key [function] [call site] 00368
6 hashtable_iter_key [function] [call site] 00369
5 json_object_iter_key_len [function] [call site] 00370
6 hashtable_iter_key_len [function] [call site] 00371
5 json_object_iter_next [function] [call site] 00372
6 hashtable_iter_next [function] [call site] 00373
5 __assert_fail [call site] 00374
5 qsort [call site] 00375
5 compare_keys [function] [call site] 00376
6 memcmp [call site] 00377
5 json_object_getn [function] [call site] 00378
5 __assert_fail [call site] 00379
5 dump_string [function] [call site] 00380
5 do_dump [function] [call site] 00381
6 jsonp_free [function] [call site] 00382
6 dump_indent [function] [call site] 00383
6 jsonp_free [function] [call site] 00384
6 dump_indent [function] [call site] 00385
6 jsonp_free [function] [call site] 00386
6 jsonp_free [function] [call site] 00387
6 json_object_iter_next [function] [call site] 00388
6 json_object_iter_key [function] [call site] 00389
6 json_object_iter_key_len [function] [call site] 00390
6 dump_string [function] [call site] 00391
6 json_object_iter_value [function] [call site] 00392
7 hashtable_iter_value [function] [call site] 00393
6 do_dump [function] [call site] 00394
7 dump_indent [function] [call site] 00395
7 dump_indent [function] [call site] 00396
7 hashtable_del [function] [call site] 00397
3 hashtable_close [function] [call site] 00398
2 dump_to_strbuffer [function] [call site] 00399
3 strbuffer_append_bytes [function] [call site] 00400
2 strbuffer_value [function] [call site] 00401
2 jsonp_strdup [function] [call site] 00402
3 strlen [call site] 00403
3 jsonp_strndup [function] [call site] 00404
2 strbuffer_close [function] [call site] 00405
1 json_dump_callback [function] [call site] 00406
1 json_dump_counter(char const*, unsigned long, void*) [function] [call site] 00407
1 fprintf [call site] 00408
1 json_decref(json_t*) [function] [call site] 00409