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
348 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 newlocale [call site] 00055
2 uselocale [call site] 00056
2 json_tokener_validate_utf8 [function] [call site] 00057
2 is_ws_char [function] [call site] 00058
2 json_tokener_validate_utf8 [function] [call site] 00059
2 printbuf_reset [function] [call site] 00060
2 printbuf_memappend [function] [call site] 00061
3 __errno_location [call site] 00062
3 printbuf_extend [function] [call site] 00063
4 __errno_location [call site] 00064
4 realloc [call site] 00065
2 json_object_new_object [function] [call site] 00066
3 json_object_new [function] [call site] 00067
3 json_object_object_to_json_string [function] [call site] 00068
4 printbuf_memappend [function] [call site] 00069
4 json_object_get_object [function] [call site] 00070
5 JC_OBJECT_C [function] [call site] 00071
4 lh_table_head [function] [call site] 00072
4 lh_entry_k [function] [call site] 00073
4 lh_entry_v [function] [call site] 00074
4 printbuf_memappend [function] [call site] 00075
4 printbuf_memappend [function] [call site] 00076
4 printbuf_memappend [function] [call site] 00077
4 indent [function] [call site] 00078
5 printbuf_memset [function] [call site] 00079
6 __errno_location [call site] 00080
6 printbuf_extend [function] [call site] 00081
5 printbuf_memset [function] [call site] 00082
4 printbuf_memappend [function] [call site] 00083
4 printbuf_memappend [function] [call site] 00084
4 strlen [call site] 00085
4 json_escape_str [function] [call site] 00086
5 printbuf_memappend [function] [call site] 00087
5 printbuf_memappend [function] [call site] 00088
5 printbuf_memappend [function] [call site] 00089
5 snprintf [call site] 00090
5 printbuf_memappend [function] [call site] 00091
5 printbuf_memappend [function] [call site] 00092
4 printbuf_memappend [function] [call site] 00093
4 printbuf_memappend [function] [call site] 00094
4 printbuf_memappend [function] [call site] 00095
4 printbuf_memappend [function] [call site] 00096
4 printbuf_memappend [function] [call site] 00097
4 printbuf_memappend [function] [call site] 00098
4 printbuf_memappend [function] [call site] 00099
4 lh_entry_next [function] [call site] 00100
4 printbuf_memappend [function] [call site] 00101
4 printbuf_memappend [function] [call site] 00103
4 printbuf_memappend [function] [call site] 00104
3 lh_kchar_table_new [function] [call site] 00105
4 lh_table_new [function] [call site] 00106
5 __assert_fail [call site] 00107
5 calloc [call site] 00108
5 calloc [call site] 00109
4 lh_char_equal [function] [call site] 00110
5 strcmp [call site] 00111
3 json_object_lh_entry_free [function] [call site] 00112
4 lh_entry_v [function] [call site] 00113
4 lh_entry_k_is_constant [function] [call site] 00114
4 lh_entry_k [function] [call site] 00115
4 json_object_put [function] [call site] 00116
3 json_object_generic_delete [function] [call site] 00117
3 __errno_location [call site] 00118
2 json_object_new_array [function] [call site] 00119
3 json_object_new_array_ext [function] [call site] 00120
4 json_object_new [function] [call site] 00121
4 json_object_array_to_json_string [function] [call site] 00122
5 printbuf_memappend [function] [call site] 00123
5 json_object_array_length [function] [call site] 00124
6 json_object_get_type [function] [call site] 00125
6 __assert_fail [call site] 00126
6 JC_ARRAY_C [function] [call site] 00127
6 array_list_length [function] [call site] 00128
5 printbuf_memappend [function] [call site] 00129
5 printbuf_memappend [function] [call site] 00130
5 printbuf_memappend [function] [call site] 00131
5 json_object_array_get_idx [function] [call site] 00133
6 json_object_get_type [function] [call site] 00134
6 __assert_fail [call site] 00135
6 JC_ARRAY_C [function] [call site] 00136
6 array_list_get_idx [function] [call site] 00137
5 printbuf_memappend [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 printbuf_memappend [function] [call site] 00143
5 printbuf_memappend [function] [call site] 00144
4 array_list_new2 [function] [call site] 00145
4 json_object_array_entry_free [function] [call site] 00146
5 json_object_put [function] [call site] 00147
2 printbuf_reset [function] [call site] 00148
2 printbuf_reset [function] [call site] 00149
2 printbuf_reset [function] [call site] 00150
2 printbuf_reset [function] [call site] 00151
2 printbuf_reset [function] [call site] 00152
2 json_object_get [function] [call site] 00153
3 __assert_fail [call site] 00154
2 json_tokener_reset_level [function] [call site] 00155
2 json_tokener_validate_utf8 [function] [call site] 00156
2 json_object_new_double [function] [call site] 00157
3 json_object_new [function] [call site] 00158
3 json_object_double_to_json_string [function] [call site] 00159
4 json_object_double_to_json_string_format [function] [call site] 00160
5 JC_DOUBLE [function] [call site] 00161
5 snprintf [call site] 00162
5 snprintf [call site] 00163
5 snprintf [call site] 00164
5 snprintf [call site] 00165
5 strchr [call site] 00166
5 strchr [call site] 00167
5 strstr [call site] 00168
5 strchr [call site] 00169
5 strcat [call site] 00170
5 printbuf_memappend [function] [call site] 00171
2 printbuf_memappend [function] [call site] 00172
2 strncasecmp [call site] 00173
2 strncmp [call site] 00174
2 strncasecmp [call site] 00175
2 strncmp [call site] 00176
2 json_object_new_double [function] [call site] 00177
2 printbuf_memappend [function] [call site] 00178
2 json_tokener_validate_utf8 [function] [call site] 00179
2 printbuf_memappend [function] [call site] 00180
2 printbuf_memappend [function] [call site] 00181
2 json_tokener_validate_utf8 [function] [call site] 00182
2 printbuf_memappend [function] [call site] 00183
2 printbuf_memappend [function] [call site] 00184
2 printbuf_memappend [function] [call site] 00185
2 printbuf_memappend [function] [call site] 00186
2 json_object_new_string_len [function] [call site] 00187
3 _json_object_new_string [function] [call site] 00188
4 json_object_new [function] [call site] 00189
4 json_object_string_to_json_string [function] [call site] 00190
5 JC_STRING [function] [call site] 00191
5 printbuf_memappend [function] [call site] 00192
5 printbuf_memappend [function] [call site] 00193
5 get_string_component [function] [call site] 00194
6 get_string_component_mutable [function] [call site] 00195
7 JC_STRING_C [function] [call site] 00196
7 JC_STRING [function] [call site] 00197
7 JC_STRING [function] [call site] 00198
5 json_escape_str [function] [call site] 00199
5 printbuf_memappend [function] [call site] 00200
5 printbuf_memappend [function] [call site] 00201
2 printbuf_memappend [function] [call site] 00202
2 json_tokener_validate_utf8 [function] [call site] 00203
2 printbuf_memappend [function] [call site] 00204
2 printbuf_memappend [function] [call site] 00205
2 printbuf_memappend [function] [call site] 00206
2 printbuf_memappend [function] [call site] 00207
2 printbuf_memappend [function] [call site] 00208
2 printbuf_memappend [function] [call site] 00209
2 printbuf_memappend [function] [call site] 00210
2 is_hex_char [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 printbuf_memappend [function] [call site] 00220
2 printbuf_memappend [function] [call site] 00221
2 printbuf_memappend [function] [call site] 00222
2 strncasecmp [call site] 00223
2 strncmp [call site] 00224
2 json_object_new_boolean [function] [call site] 00225
3 json_object_new [function] [call site] 00226
3 json_object_boolean_to_json_string [function] [call site] 00227
4 printbuf_memappend [function] [call site] 00228
4 printbuf_memappend [function] [call site] 00230
4 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
2 strchr [call site] 00235
2 strchr [call site] 00236
2 json_tokener_validate_utf8 [function] [call site] 00237
2 printbuf_memappend [function] [call site] 00238
2 is_ws_char [function] [call site] 00239
2 printbuf_memappend [function] [call site] 00240
2 json_parse_int64 [function] [call site] 00241
3 __errno_location [call site] 00242
3 strtoll [call site] 00243
3 __errno_location [call site] 00244
3 __errno_location [call site] 00245
2 __errno_location [call site] 00246
2 json_object_new_int64 [function] [call site] 00247
3 json_object_new [function] [call site] 00248
3 json_object_int_to_json_string [function] [call site] 00249
4 snprintf [call site] 00252
4 snprintf [call site] 00254
4 strlen [call site] 00255
4 printbuf_memappend [function] [call site] 00256
2 json_parse_uint64 [function] [call site] 00257
3 __errno_location [call site] 00258
3 strtoull [call site] 00259
3 __errno_location [call site] 00260
3 __errno_location [call site] 00261
2 __errno_location [call site] 00262
2 json_object_new_int64 [function] [call site] 00263
2 json_object_new_uint64 [function] [call site] 00264
3 json_object_new [function] [call site] 00265
3 json_object_int_to_json_string [function] [call site] 00266
2 json_tokener_parse_double [function] [call site] 00267
3 strtod [call site] 00268
2 json_object_new_double_s [function] [call site] 00269
3 json_object_new_double [function] [call site] 00270
3 strdup [call site] 00271
3 json_object_generic_delete [function] [call site] 00272
3 __errno_location [call site] 00273
3 json_object_set_serializer [function] [call site] 00274
4 json_object_set_userdata [function] [call site] 00275
5 __assert_fail [call site] 00276
3 _json_object_userdata_to_json_string [function] [call site] 00277
4 json_object_userdata_to_json_string [function] [call site] 00278
5 strlen [call site] 00279
5 printbuf_memappend [function] [call site] 00280
3 json_object_free_userdata [function] [call site] 00281
2 json_object_array_shrink [function] [call site] 00282
3 json_object_get_type [function] [call site] 00283
3 __assert_fail [call site] 00284
3 json_abort [function] [call site] 00285
4 fprintf [call site] 00286
4 abort [call site] 00287
3 array_list_shrink [function] [call site] 00289
4 array_list_expand_internal [function] [call site] 00290
5 realloc [call site] 00291
4 realloc [call site] 00292
2 json_tokener_reset_level [function] [call site] 00293
2 json_object_array_add [function] [call site] 00294
3 json_object_get_type [function] [call site] 00295
3 __assert_fail [call site] 00296
3 array_list_add [function] [call site] 00298
4 array_list_expand_internal [function] [call site] 00299
2 json_object_array_shrink [function] [call site] 00300
2 printbuf_reset [function] [call site] 00301
2 printbuf_memappend [function] [call site] 00302
2 strdup [call site] 00303
2 printbuf_memappend [function] [call site] 00304
2 json_tokener_validate_utf8 [function] [call site] 00305
2 printbuf_memappend [function] [call site] 00306
2 json_tokener_reset_level [function] [call site] 00307
2 json_object_object_add [function] [call site] 00308
3 json_object_object_add_ex [function] [call site] 00309
4 json_object_get_type [function] [call site] 00310
4 __assert_fail [call site] 00311
4 JC_OBJECT [function] [call site] 00312
4 lh_get_hash [function] [call site] 00313
4 JC_OBJECT [function] [call site] 00314
4 lh_table_lookup_entry_w_hash [function] [call site] 00315
4 strdup [call site] 00316
4 JC_OBJECT [function] [call site] 00317
4 lh_table_insert_w_hash [function] [call site] 00318
5 lh_table_resize [function] [call site] 00319
6 lh_table_new [function] [call site] 00320
6 lh_get_hash [function] [call site] 00321
6 lh_table_insert_w_hash [function] [call site] 00322
6 lh_table_free [function] [call site] 00323
4 lh_entry_v [function] [call site] 00324
4 json_object_put [function] [call site] 00325
4 lh_entry_set_val [function] [call site] 00326
2 uselocale [call site] 00327
2 json_object_get [function] [call site] 00328
2 json_tokener_reset_level [function] [call site] 00329
1 json_object_is_type [function] [call site] 00330
1 json_object_get_object [function] [call site] 00331
1 lh_table_head(lh_table const*) [function] [call site] 00332
1 lh_entry_k(lh_entry const*) [function] [call site] 00333
1 lh_entry_v(lh_entry const*) [function] [call site] 00334
1 lh_entry_next(lh_entry const*) [function] [call site] 00335
1 json_object_get_type [function] [call site] 00336
1 json_object_get_string [function] [call site] 00337
2 get_string_component [function] [call site] 00338
2 json_object_to_json_string [function] [call site] 00339
3 json_object_to_json_string_ext [function] [call site] 00340
4 json_object_to_json_string_length [function] [call site] 00341
5 printbuf_new [function] [call site] 00342
5 printbuf_reset [function] [call site] 00343
1 json_object_to_json_string_ext [function] [call site] 00344
1 json_object_put [function] [call site] 00345
1 json_tokener_free [function] [call site] 00346
2 json_tokener_reset [function] [call site] 00347
2 printbuf_free [function] [call site] 00348