Fuzz introspector: tokener_parse_ex_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
356 0 EP call site: 00000 json_tokener_parse_ex

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 json_tokener_new [function] [call site] 00001
2 json_tokener_new_ex [function] [call site] 00002
3 calloc [call site] 00003
3 calloc [call site] 00004
3 printbuf_new [function] [call site] 00005
4 calloc [call site] 00006
3 json_tokener_reset [function] [call site] 00007
4 json_tokener_reset_level [function] [call site] 00008
5 json_object_put [function] [call site] 00009
6 _json_object_put_maybe_free [function] [call site] 00010
7 __assert_fail [call site] 00011
7 JC_OBJECT [function] [call site] 00012
7 lh_table_length [function] [call site] 00013
7 json_object_object_delete [function] [call site] 00014
8 JC_OBJECT [function] [call site] 00015
8 lh_table_free [function] [call site] 00016
8 json_object_generic_delete [function] [call site] 00017
9 printbuf_free [function] [call site] 00018
7 array_list_length [function] [call site] 00020
7 json_object_array_delete [function] [call site] 00021
8 array_list_free [function] [call site] 00023
8 json_object_generic_delete [function] [call site] 00024
7 json_object_string_delete [function] [call site] 00025
8 JC_STRING [function] [call site] 00026
8 JC_STRING [function] [call site] 00027
8 json_object_generic_delete [function] [call site] 00028
7 json_object_generic_delete [function] [call site] 00029
6 JC_OBJECT [function] [call site] 00030
6 lh_table_length [function] [call site] 00031
6 JC_OBJECT [function] [call site] 00032
6 array_list_length [function] [call site] 00034
6 lh_entry_v [function] [call site] 00035
6 lh_entry_set_val [function] [call site] 00036
6 array_list_get_idx [function] [call site] 00038
6 array_list_set_idx [function] [call site] 00040
6 __assert_fail [call site] 00041
6 _json_object_put_maybe_free [function] [call site] 00042
6 JC_OBJECT [function] [call site] 00043
6 lh_table_delete_entry_to_tail [function] [call site] 00044
7 lh_table_delete_entry [function] [call site] 00045
8 __assert_fail [call site] 00046
6 array_list_del_idx [function] [call site] 00048
6 __assert_fail [call site] 00049
6 _json_object_put_maybe_free [function] [call site] 00050
6 __assert_fail [call site] 00051
1 json_tokener_parse_ex [function] [call site] 00052
2 uselocale [call site] 00053
2 strlen [call site] 00054
2 duplocale [call site] 00055
2 __errno_location [call site] 00056
2 newlocale [call site] 00057
2 freelocale [call site] 00058
2 uselocale [call site] 00059
2 json_tokener_validate_utf8 [function] [call site] 00060
2 is_ws_char [function] [call site] 00061
2 json_tokener_validate_utf8 [function] [call site] 00062
2 printbuf_reset [function] [call site] 00063
2 printbuf_memappend [function] [call site] 00064
3 __errno_location [call site] 00065
3 printbuf_extend [function] [call site] 00066
4 __errno_location [call site] 00067
4 realloc [call site] 00068
2 json_object_new_object [function] [call site] 00069
3 json_object_new [function] [call site] 00070
3 json_object_object_to_json_string [function] [call site] 00071
4 printbuf_memappend [function] [call site] 00072
4 json_object_get_object [function] [call site] 00073
5 JC_OBJECT_C [function] [call site] 00074
4 lh_table_head [function] [call site] 00075
4 lh_entry_k [function] [call site] 00076
4 lh_entry_v [function] [call site] 00077
4 printbuf_memappend [function] [call site] 00078
4 printbuf_memappend [function] [call site] 00079
4 printbuf_memappend [function] [call site] 00080
4 indent [function] [call site] 00081
5 printbuf_memset [function] [call site] 00082
6 __errno_location [call site] 00083
6 printbuf_extend [function] [call site] 00084
5 printbuf_memset [function] [call site] 00085
4 printbuf_memappend [function] [call site] 00086
4 printbuf_memappend [function] [call site] 00087
4 strlen [call site] 00088
4 json_escape_str [function] [call site] 00089
5 printbuf_memappend [function] [call site] 00090
5 printbuf_memappend [function] [call site] 00091
5 printbuf_memappend [function] [call site] 00092
5 printbuf_memappend [function] [call site] 00093
5 printbuf_memappend [function] [call site] 00094
5 printbuf_memappend [function] [call site] 00095
5 printbuf_memappend [function] [call site] 00096
5 printbuf_memappend [function] [call site] 00097
5 printbuf_memappend [function] [call site] 00098
5 printbuf_memappend [function] [call site] 00099
5 snprintf [call site] 00100
5 printbuf_memappend [function] [call site] 00101
5 printbuf_memappend [function] [call site] 00102
4 printbuf_memappend [function] [call site] 00103
4 printbuf_memappend [function] [call site] 00104
4 printbuf_memappend [function] [call site] 00105
4 printbuf_memappend [function] [call site] 00106
4 printbuf_memappend [function] [call site] 00107
4 printbuf_memappend [function] [call site] 00108
4 printbuf_memappend [function] [call site] 00109
4 lh_entry_next [function] [call site] 00110
4 printbuf_memappend [function] [call site] 00111
4 printbuf_memappend [function] [call site] 00113
4 printbuf_memappend [function] [call site] 00114
3 lh_kchar_table_new [function] [call site] 00115
4 lh_table_new [function] [call site] 00116
5 __assert_fail [call site] 00117
5 calloc [call site] 00118
5 calloc [call site] 00119
4 lh_char_equal [function] [call site] 00120
5 strcmp [call site] 00121
3 json_object_lh_entry_free [function] [call site] 00122
4 lh_entry_v [function] [call site] 00123
4 lh_entry_k_is_constant [function] [call site] 00124
4 lh_entry_k [function] [call site] 00125
4 json_object_put [function] [call site] 00126
3 json_object_generic_delete [function] [call site] 00127
3 __errno_location [call site] 00128
2 json_object_new_array [function] [call site] 00129
3 json_object_new_array_ext [function] [call site] 00130
4 json_object_new [function] [call site] 00131
4 json_object_array_to_json_string [function] [call site] 00132
5 printbuf_memappend [function] [call site] 00133
5 json_object_array_length [function] [call site] 00134
6 json_object_get_type [function] [call site] 00135
6 __assert_fail [call site] 00136
6 JC_ARRAY_C [function] [call site] 00137
6 array_list_length [function] [call site] 00138
5 printbuf_memappend [function] [call site] 00139
5 printbuf_memappend [function] [call site] 00140
5 printbuf_memappend [function] [call site] 00141
5 json_object_array_get_idx [function] [call site] 00143
6 json_object_get_type [function] [call site] 00144
6 __assert_fail [call site] 00145
6 JC_ARRAY_C [function] [call site] 00146
6 array_list_get_idx [function] [call site] 00147
5 printbuf_memappend [function] [call site] 00148
5 printbuf_memappend [function] [call site] 00149
5 printbuf_memappend [function] [call site] 00150
5 printbuf_memappend [function] [call site] 00151
5 printbuf_memappend [function] [call site] 00153
5 printbuf_memappend [function] [call site] 00154
4 array_list_new2 [function] [call site] 00155
4 json_object_array_entry_free [function] [call site] 00156
5 json_object_put [function] [call site] 00157
2 printbuf_reset [function] [call site] 00158
2 printbuf_reset [function] [call site] 00159
2 printbuf_reset [function] [call site] 00160
2 printbuf_reset [function] [call site] 00161
2 printbuf_reset [function] [call site] 00162
2 json_object_get [function] [call site] 00163
3 __assert_fail [call site] 00164
2 json_tokener_reset_level [function] [call site] 00165
2 json_tokener_validate_utf8 [function] [call site] 00166
2 json_object_new_double [function] [call site] 00167
3 json_object_new [function] [call site] 00168
3 json_object_double_to_json_string [function] [call site] 00169
4 json_object_double_to_json_string_format [function] [call site] 00170
5 JC_DOUBLE [function] [call site] 00171
5 snprintf [call site] 00172
5 snprintf [call site] 00173
5 snprintf [call site] 00174
5 snprintf [call site] 00175
5 strchr [call site] 00176
5 strchr [call site] 00177
5 strstr [call site] 00178
5 strchr [call site] 00179
5 strcat [call site] 00180
5 printbuf_memappend [function] [call site] 00181
2 printbuf_memappend [function] [call site] 00182
2 strncasecmp [call site] 00183
2 strncmp [call site] 00184
2 strncasecmp [call site] 00185
2 strncmp [call site] 00186
2 json_object_new_double [function] [call site] 00187
2 printbuf_memappend [function] [call site] 00188
2 json_tokener_validate_utf8 [function] [call site] 00189
2 printbuf_memappend [function] [call site] 00190
2 json_tokener_validate_utf8 [function] [call site] 00191
2 printbuf_memappend [function] [call site] 00192
2 printbuf_memappend [function] [call site] 00193
2 printbuf_memappend [function] [call site] 00194
2 printbuf_memappend [function] [call site] 00195
2 json_object_new_string_len [function] [call site] 00196
3 _json_object_new_string [function] [call site] 00197
4 json_object_new [function] [call site] 00198
4 json_object_string_to_json_string [function] [call site] 00199
5 JC_STRING [function] [call site] 00200
5 printbuf_memappend [function] [call site] 00201
5 printbuf_memappend [function] [call site] 00202
5 get_string_component [function] [call site] 00203
6 get_string_component_mutable [function] [call site] 00204
7 JC_STRING_C [function] [call site] 00205
7 JC_STRING [function] [call site] 00206
7 JC_STRING [function] [call site] 00207
5 json_escape_str [function] [call site] 00208
5 printbuf_memappend [function] [call site] 00209
5 printbuf_memappend [function] [call site] 00210
2 printbuf_memappend [function] [call site] 00211
2 json_tokener_validate_utf8 [function] [call site] 00212
2 printbuf_memappend [function] [call site] 00213
2 printbuf_memappend [function] [call site] 00214
2 printbuf_memappend [function] [call site] 00215
2 printbuf_memappend [function] [call site] 00216
2 printbuf_memappend [function] [call site] 00217
2 printbuf_memappend [function] [call site] 00218
2 printbuf_memappend [function] [call site] 00219
2 is_hex_char [function] [call site] 00220
2 json_tokener_validate_utf8 [function] [call site] 00221
2 printbuf_memappend [function] [call site] 00222
2 printbuf_memappend [function] [call site] 00223
2 printbuf_memappend [function] [call site] 00224
2 printbuf_memappend [function] [call site] 00225
2 printbuf_memappend [function] [call site] 00226
2 printbuf_memappend [function] [call site] 00227
2 printbuf_memappend [function] [call site] 00228
2 printbuf_memappend [function] [call site] 00229
2 printbuf_memappend [function] [call site] 00230
2 printbuf_memappend [function] [call site] 00231
2 strncasecmp [call site] 00232
2 strncmp [call site] 00233
2 json_object_new_boolean [function] [call site] 00234
3 json_object_new [function] [call site] 00235
3 json_object_boolean_to_json_string [function] [call site] 00236
4 printbuf_memappend [function] [call site] 00237
4 printbuf_memappend [function] [call site] 00239
4 printbuf_memappend [function] [call site] 00240
4 printbuf_memappend [function] [call site] 00241
2 strncasecmp [call site] 00242
2 strncmp [call site] 00243
2 json_object_new_boolean [function] [call site] 00244
2 strchr [call site] 00245
2 strchr [call site] 00246
2 json_tokener_validate_utf8 [function] [call site] 00247
2 printbuf_memappend [function] [call site] 00248
2 is_ws_char [function] [call site] 00249
2 printbuf_memappend [function] [call site] 00250
2 json_parse_int64 [function] [call site] 00251
3 __errno_location [call site] 00252
3 strtoll [call site] 00253
3 __errno_location [call site] 00254
3 __errno_location [call site] 00255
2 __errno_location [call site] 00256
2 json_object_new_int64 [function] [call site] 00257
3 json_object_new [function] [call site] 00258
3 json_object_int_to_json_string [function] [call site] 00259
4 snprintf [call site] 00262
4 snprintf [call site] 00264
4 strlen [call site] 00265
2 json_parse_uint64 [function] [call site] 00266
3 __errno_location [call site] 00267
3 strtoull [call site] 00268
3 __errno_location [call site] 00269
3 __errno_location [call site] 00270
2 __errno_location [call site] 00271
2 json_object_new_int64 [function] [call site] 00272
2 json_object_new_uint64 [function] [call site] 00273
3 json_object_new [function] [call site] 00274
3 json_object_int_to_json_string [function] [call site] 00275
2 json_tokener_parse_double [function] [call site] 00276
3 strtod [call site] 00277
2 json_object_new_double_s [function] [call site] 00278
3 json_object_new_double [function] [call site] 00279
3 strdup [call site] 00280
3 json_object_generic_delete [function] [call site] 00281
3 __errno_location [call site] 00282
3 json_object_set_serializer [function] [call site] 00283
4 json_object_set_userdata [function] [call site] 00284
5 __assert_fail [call site] 00285
3 _json_object_userdata_to_json_string [function] [call site] 00286
4 json_object_userdata_to_json_string [function] [call site] 00287
5 strlen [call site] 00288
5 printbuf_memappend [function] [call site] 00289
3 json_object_free_userdata [function] [call site] 00290
2 json_object_array_shrink [function] [call site] 00291
3 json_abort [function] [call site] 00292
4 fprintf [call site] 00293
4 abort [call site] 00294
3 array_list_shrink [function] [call site] 00296
4 array_list_expand_internal [function] [call site] 00297
5 realloc [call site] 00298
4 realloc [call site] 00299
2 json_tokener_reset_level [function] [call site] 00300
2 json_object_array_add [function] [call site] 00301
3 json_object_get_type [function] [call site] 00302
3 __assert_fail [call site] 00303
3 array_list_add [function] [call site] 00305
4 array_list_expand_internal [function] [call site] 00306
2 json_object_array_shrink [function] [call site] 00307
2 printbuf_reset [function] [call site] 00308
2 printbuf_memappend [function] [call site] 00309
2 strdup [call site] 00310
2 printbuf_memappend [function] [call site] 00311
2 json_tokener_validate_utf8 [function] [call site] 00312
2 printbuf_memappend [function] [call site] 00313
2 json_tokener_reset_level [function] [call site] 00314
2 json_object_object_add [function] [call site] 00315
3 json_object_object_add_ex [function] [call site] 00316
4 json_object_get_type [function] [call site] 00317
4 __assert_fail [call site] 00318
4 JC_OBJECT [function] [call site] 00319
4 lh_get_hash [function] [call site] 00320
4 JC_OBJECT [function] [call site] 00321
4 lh_table_lookup_entry_w_hash [function] [call site] 00322
4 strdup [call site] 00323
4 JC_OBJECT [function] [call site] 00324
4 lh_table_insert_w_hash [function] [call site] 00325
5 lh_table_resize [function] [call site] 00326
6 lh_table_new [function] [call site] 00327
6 lh_get_hash [function] [call site] 00328
6 lh_table_insert_w_hash [function] [call site] 00329
6 lh_table_free [function] [call site] 00330
4 lh_entry_v [function] [call site] 00331
4 json_object_put [function] [call site] 00332
4 lh_entry_set_val [function] [call site] 00333
2 uselocale [call site] 00334
2 freelocale [call site] 00335
2 json_object_get [function] [call site] 00336
2 json_tokener_reset_level [function] [call site] 00337
1 json_object_is_type [function] [call site] 00338
1 json_object_get_object [function] [call site] 00339
1 lh_table_head(lh_table const*) [function] [call site] 00340
1 lh_entry_k(lh_entry const*) [function] [call site] 00341
1 lh_entry_v(lh_entry const*) [function] [call site] 00342
1 lh_entry_next(lh_entry const*) [function] [call site] 00343
1 json_object_get_type [function] [call site] 00344
1 json_object_get_string [function] [call site] 00345
2 get_string_component [function] [call site] 00346
2 json_object_to_json_string [function] [call site] 00347
3 json_object_to_json_string_ext [function] [call site] 00348
4 json_object_to_json_string_length [function] [call site] 00349
5 printbuf_new [function] [call site] 00350
5 printbuf_reset [function] [call site] 00351
1 json_object_to_json_string_ext [function] [call site] 00352
1 json_object_put [function] [call site] 00353
1 json_tokener_free [function] [call site] 00354
2 json_tokener_reset [function] [call site] 00355
2 printbuf_free [function] [call site] 00356