Fuzz introspector: settings_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
481 0 EP call site: 00000 get_settings_layers

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 setenv [call site] 00001
1 create_config_file [function] [call site] 00002
2 getenv [call site] 00003
2 sprintf [call site] 00004
2 sprintf [call site] 00005
2 system [call site] 00006
2 sprintf [call site] 00007
2 fopen [call site] 00008
2 fwrite [call site] 00009
2 fclose [call site] 00010
1 update_global_loader_settings [function] [call site] 00011
2 get_loader_settings [function] [call site] 00012
3 get_unix_settings_path [function] [call site] 00013
4 loader_secure_getenv [function] [call site] 00014
5 secure_getenv [call site] 00015
4 check_if_settings_path_exists [function] [call site] 00016
5 strlen [call site] 00017
5 strlen [call site] 00018
5 loader_instance_heap_calloc [function] [call site] 00019
6 loader_calloc [function] [call site] 00020
7 calloc [call site] 00021
5 loader_strncpy [function] [call site] 00022
6 strncpy [call site] 00023
5 loader_strncat [function] [call site] 00024
6 strncat [call site] 00025
5 loader_platform_file_exists [function] [call site] 00026
6 access [call site] 00027
5 loader_instance_heap_free [function] [call site] 00028
6 loader_free [function] [call site] 00029
4 loader_secure_getenv [function] [call site] 00030
4 check_if_settings_path_exists [function] [call site] 00031
4 check_if_settings_path_exists [function] [call site] 00032
3 loader_log [function] [call site] 00033
4 vsnprintf [call site] 00034
4 util_SubmitDebugUtilsMessageEXT [function] [call site] 00035
5 debug_utils_AnnotFlagsToReportFlags [function] [call site] 00036
5 debug_utils_AnnotObjectToDebugReportObject [function] [call site] 00037
6 convertCoreObjectToDebugReportObject [function] [call site] 00038
4 loader_strncat [function] [call site] 00039
4 loader_strncat [function] [call site] 00040
4 loader_strncat [function] [call site] 00041
4 loader_strncat [function] [call site] 00042
4 loader_strncat [function] [call site] 00043
4 loader_strncat [function] [call site] 00044
4 loader_strncat [function] [call site] 00045
4 loader_strncat [function] [call site] 00046
4 loader_strncat [function] [call site] 00047
4 loader_strncat [function] [call site] 00048
4 loader_strncat [function] [call site] 00049
4 loader_strncat [function] [call site] 00050
4 strlen [call site] 00051
4 loader_strncat [function] [call site] 00052
4 fputs [call site] 00053
4 fputs [call site] 00054
4 fputc [call site] 00055
3 loader_get_json [function] [call site] 00056
4 loader_read_entire_file [function] [call site] 00057
5 fopen [call site] 00058
5 fileno [call site] 00059
5 fstat [function] [call site] 00060
6 __fxstat [call site] 00061
5 loader_log [function] [call site] 00062
5 loader_instance_heap_calloc [function] [call site] 00063
5 loader_log [function] [call site] 00064
5 fread [call site] 00065
5 loader_log [function] [call site] 00066
5 loader_log [function] [call site] 00067
5 fclose [call site] 00068
4 loader_cJSON_ParseWithLength [function] [call site] 00069
5 loader_cJSON_ParseWithLengthOpts [function] [call site] 00070
6 cJSON_New_Item [function] [call site] 00071
7 loader_calloc [function] [call site] 00072
6 skip_utf8_bom [function] [call site] 00073
7 strncmp [call site] 00074
6 buffer_skip_whitespace [function] [call site] 00075
6 parse_value [function] [call site] 00076
7 strncmp [call site] 00077
7 strncmp [call site] 00078
7 strncmp [call site] 00079
7 parse_string [function] [call site] 00080
8 loader_calloc [function] [call site] 00081
8 utf16_literal_to_utf8 [function] [call site] 00082
9 parse_hex4 [function] [call site] 00083
9 parse_hex4 [function] [call site] 00084
8 loader_free [function] [call site] 00085
7 parse_number [function] [call site] 00086
8 strtod [call site] 00087
7 parse_array [function] [call site] 00088
8 buffer_skip_whitespace [function] [call site] 00089
8 cJSON_New_Item [function] [call site] 00090
8 buffer_skip_whitespace [function] [call site] 00091
8 parse_value [function] [call site] 00092
9 parse_object [function] [call site] 00093
10 buffer_skip_whitespace [function] [call site] 00094
10 cJSON_New_Item [function] [call site] 00095
10 buffer_skip_whitespace [function] [call site] 00096
10 parse_string [function] [call site] 00097
10 buffer_skip_whitespace [function] [call site] 00098
10 buffer_skip_whitespace [function] [call site] 00099
10 parse_value [function] [call site] 00100
10 buffer_skip_whitespace [function] [call site] 00101
10 loader_cJSON_Delete [function] [call site] 00102
11 loader_cJSON_Delete [function] [call site] 00103
12 loader_free [function] [call site] 00104
12 loader_free [function] [call site] 00105
12 loader_free [function] [call site] 00106
8 buffer_skip_whitespace [function] [call site] 00107
8 loader_cJSON_Delete [function] [call site] 00108
6 buffer_skip_whitespace [function] [call site] 00109
6 loader_cJSON_Delete [function] [call site] 00110
4 loader_log [function] [call site] 00111
4 loader_log [function] [call site] 00112
4 loader_instance_heap_free [function] [call site] 00113
4 loader_cJSON_Delete [function] [call site] 00114
3 loader_parse_json_string [function] [call site] 00115
4 loader_cJSON_GetObjectItem [function] [call site] 00116
5 get_object_item [function] [call site] 00117
6 strcmp [call site] 00118
6 case_insensitive_strcmp [function] [call site] 00119
7 __ctype_tolower_loc [call site] 00120
4 loader_cJSON_Print [function] [call site] 00121
5 print [function] [call site] 00122
6 loader_calloc [function] [call site] 00123
6 print_value [function] [call site] 00124
7 ensure [function] [call site] 00125
8 loader_realloc [function] [call site] 00126
9 loader_alloc [function] [call site] 00127
9 loader_free [function] [call site] 00128
9 realloc [call site] 00129
8 loader_free [function] [call site] 00130
7 print_number [function] [call site] 00133
8 snprintf [call site] 00134
8 snprintf [call site] 00135
8 __isoc99_sscanf [call site] 00136
8 compare_double [function] [call site] 00137
8 snprintf [call site] 00138
7 strlen [call site] 00140
7 print_string [function] [call site] 00142
8 print_string_ptr [function] [call site] 00143
9 snprintf [call site] 00146
7 print_array [function] [call site] 00147
8 print_value [function] [call site] 00149
9 print_object [function] [call site] 00150
10 print_string_ptr [function] [call site] 00153
10 update_offset [function] [call site] 00154
11 strlen [call site] 00155
10 print_value [function] [call site] 00157
10 update_offset [function] [call site] 00158
8 update_offset [function] [call site] 00161
6 update_offset [function] [call site] 00164
6 loader_realloc [function] [call site] 00165
6 loader_free [function] [call site] 00166
3 loader_log [function] [call site] 00167
3 loader_cJSON_GetObjectItem [function] [call site] 00168
3 loader_cJSON_GetObjectItem [function] [call site] 00169
3 loader_platform_executable_path [function] [call site] 00170
4 readlink [call site] 00171
3 loader_cJSON_GetObjectItem [function] [call site] 00172
3 loader_log [function] [call site] 00173
3 loader_cJSON_GetStringValue [function] [call site] 00174
4 loader_cJSON_IsString [function] [call site] 00175
3 strcmp [call site] 00176
3 loader_log [function] [call site] 00177
3 loader_cJSON_GetObjectItem [function] [call site] 00178
3 loader_parse_json_array_of_strings [function] [call site] 00179
4 loader_cJSON_GetObjectItem [function] [call site] 00180
4 loader_cJSON_GetArraySize [function] [call site] 00181
4 create_string_list [function] [call site] 00182
5 loader_instance_heap_calloc [function] [call site] 00183
4 loader_cJSON_Print [function] [call site] 00184
4 append_str_to_string_list [function] [call site] 00185
5 loader_instance_heap_calloc [function] [call site] 00186
5 loader_instance_heap_free [function] [call site] 00187
5 loader_instance_heap_realloc [function] [call site] 00188
6 loader_realloc [function] [call site] 00189
5 loader_instance_heap_free [function] [call site] 00190
4 free_string_list [function] [call site] 00191
5 loader_instance_heap_free [function] [call site] 00192
5 loader_instance_heap_free [function] [call site] 00193
3 parse_log_filters_from_strings [function] [call site] 00194
4 strcmp [call site] 00195
4 strcmp [call site] 00196
4 strcmp [call site] 00197
4 strcmp [call site] 00198
4 strcmp [call site] 00199
4 strcmp [call site] 00200
4 strcmp [call site] 00201
4 strcmp [call site] 00202
4 strcmp [call site] 00203
3 free_string_list [function] [call site] 00204
3 loader_cJSON_GetObjectItem [function] [call site] 00205
3 loader_parse_json_array_of_strings [function] [call site] 00206
3 free_string_list [function] [call site] 00207
3 loader_parse_json_array_of_strings [function] [call site] 00208
3 free_string_list [function] [call site] 00209
3 parse_layer_configurations [function] [call site] 00210
4 loader_cJSON_GetObjectItem [function] [call site] 00211
4 loader_cJSON_GetArraySize [function] [call site] 00212
4 loader_instance_heap_calloc [function] [call site] 00213
4 parse_layer_configuration [function] [call site] 00214
5 loader_parse_json_string [function] [call site] 00215
5 parse_control_string [function] [call site] 00216
6 strcmp [call site] 00217
6 strcmp [call site] 00218
6 strcmp [call site] 00219
6 strcmp [call site] 00220
5 loader_instance_heap_free [function] [call site] 00221
5 loader_parse_json_string [function] [call site] 00222
5 loader_parse_json_string [function] [call site] 00223
5 loader_cJSON_GetObjectItem [function] [call site] 00224
5 free_layer_configuration [function] [call site] 00225
6 loader_instance_heap_free [function] [call site] 00226
6 loader_instance_heap_free [function] [call site] 00227
4 loader_instance_heap_free [function] [call site] 00228
4 free_layer_configuration [function] [call site] 00229
3 loader_cJSON_Delete [function] [call site] 00230
3 loader_instance_heap_free [function] [call site] 00231
3 loader_instance_heap_free [function] [call site] 00232
2 loader_platform_thread_lock_mutex [function] [call site] 00233
3 pthread_mutex_lock [call site] 00234
2 free_loader_settings [function] [call site] 00235
3 free_layer_configuration [function] [call site] 00236
3 loader_instance_heap_free [function] [call site] 00237
3 loader_instance_heap_free [function] [call site] 00238
2 check_if_settings_are_equal [function] [call site] 00239
3 strcmp [call site] 00240
3 strcmp [call site] 00241
2 log_settings [function] [call site] 00242
3 loader_log [function] [call site] 00243
3 generate_debug_flag_str [function] [call site] 00244
4 loader_strncat [function] [call site] 00245
4 loader_strncat [function] [call site] 00246
4 loader_strncat [function] [call site] 00247
4 loader_strncat [function] [call site] 00248
4 loader_strncat [function] [call site] 00249
4 loader_strncat [function] [call site] 00250
4 loader_strncat [function] [call site] 00251
4 loader_strncat [function] [call site] 00252
4 loader_strncat [function] [call site] 00253
4 loader_strncat [function] [call site] 00254
4 loader_strncat [function] [call site] 00255
4 loader_strncat [function] [call site] 00256
4 loader_strncat [function] [call site] 00257
3 loader_log [function] [call site] 00258
3 loader_log [function] [call site] 00259
3 loader_log [function] [call site] 00260
3 loader_log [function] [call site] 00261
3 loader_log [function] [call site] 00262
3 loader_log [function] [call site] 00263
3 loader_log [function] [call site] 00264
3 loader_settings_layer_control_to_string [function] [call site] 00265
3 loader_log [function] [call site] 00266
2 loader_set_global_debug_level [function] [call site] 00267
2 loader_platform_thread_unlock_mutex [function] [call site] 00268
3 pthread_mutex_unlock [call site] 00269
1 update_global_loader_settings [function] [call site] 00270
1 get_current_settings_and_lock [function] [call site] 00271
2 loader_platform_thread_lock_mutex [function] [call site] 00272
1 release_current_settings_lock [function] [call site] 00273
2 loader_platform_thread_unlock_mutex [function] [call site] 00274
1 get_settings_layers [function] [call site] 00275
2 get_current_settings_and_lock [function] [call site] 00276
2 loader_strncpy [function] [call site] 00277
2 loader_copy_to_new_str [function] [call site] 00278
3 strlen [call site] 00279
3 loader_instance_heap_calloc [function] [call site] 00280
3 loader_strncpy [function] [call site] 00281
2 loader_append_layer_property [function] [call site] 00282
3 loader_init_generic_list [function] [call site] 00283
4 loader_instance_heap_calloc [function] [call site] 00284
4 loader_log [function] [call site] 00285
3 loader_instance_heap_realloc [function] [call site] 00286
3 loader_log [function] [call site] 00287
3 loader_free_layer_properties [function] [call site] 00288
4 loader_instance_heap_free [function] [call site] 00289
4 loader_instance_heap_free [function] [call site] 00290
4 loader_instance_heap_free [function] [call site] 00291
4 loader_instance_heap_free [function] [call site] 00292
4 loader_instance_heap_free [function] [call site] 00293
4 loader_destroy_generic_list [function] [call site] 00294
5 loader_instance_heap_free [function] [call site] 00295
4 free_string_list [function] [call site] 00296
4 loader_destroy_generic_list [function] [call site] 00297
4 loader_instance_heap_free [function] [call site] 00298
4 loader_instance_heap_free [function] [call site] 00299
4 loader_instance_heap_free [function] [call site] 00300
4 loader_instance_heap_free [function] [call site] 00301
4 free_string_list [function] [call site] 00302
4 loader_instance_heap_free [function] [call site] 00303
4 loader_instance_heap_free [function] [call site] 00304
4 loader_instance_heap_free [function] [call site] 00305
4 free_string_list [function] [call site] 00306
4 free_string_list [function] [call site] 00307
4 free_string_list [function] [call site] 00308
2 loader_free_layer_properties [function] [call site] 00309
2 loader_append_layer_property [function] [call site] 00310
2 loader_free_layer_properties [function] [call site] 00311
2 loader_get_json [function] [call site] 00312
2 loader_add_layer_properties [function] [call site] 00313
3 loader_cJSON_GetObjectItem [function] [call site] 00314
3 loader_cJSON_GetStringValue [function] [call site] 00315
3 loader_log [function] [call site] 00316
3 loader_log [function] [call site] 00317
3 loader_parse_version_string [function] [call site] 00318
4 thread_safe_strtok [function] [call site] 00319
5 strtok_r [call site] 00320
4 atoi [function] [call site] 00321
5 strtol [call site] 00322
4 thread_safe_strtok [function] [call site] 00323
4 thread_safe_strtok [function] [call site] 00325
4 thread_safe_strtok [function] [call site] 00327
3 loader_make_full_version [function] [call site] 00329
3 is_valid_layer_json_version [function] [call site] 00330
3 loader_log [function] [call site] 00331
3 loader_cJSON_GetObjectItem [function] [call site] 00332
3 loader_combine_version [function] [call site] 00333
3 loader_check_version_meets_required [function] [call site] 00334
3 loader_log [function] [call site] 00335
3 loader_log [function] [call site] 00336
3 loader_read_layer_json [function] [call site] 00337
4 loader_copy_to_new_str [function] [call site] 00338
4 loader_parse_json_string_to_existing_str [function] [call site] 00339
5 loader_cJSON_GetObjectItem [function] [call site] 00340
5 loader_cJSON_PrintPreallocated [function] [call site] 00341
6 print_value [function] [call site] 00342
4 loader_log [function] [call site] 00343
4 strcmp [call site] 00344
4 strncmp [call site] 00345
4 loader_log [function] [call site] 00346
4 loader_cJSON_GetObjectItem [function] [call site] 00347
4 loader_cJSON_GetStringValue [function] [call site] 00348
4 strcmp [call site] 00349
4 loader_log [function] [call site] 00350
4 strcmp [call site] 00351
4 loader_cJSON_GetObjectItem [function] [call site] 00352
4 loader_cJSON_GetStringValue [function] [call site] 00353
4 loader_parse_version_string [function] [call site] 00354
4 loader_log [function] [call site] 00355
4 loader_cJSON_GetObjectItem [function] [call site] 00356
4 loader_cJSON_GetStringValue [function] [call site] 00357
4 loader_parse_json_string_to_existing_str [function] [call site] 00359
4 loader_log [function] [call site] 00360
4 loader_parse_json_string [function] [call site] 00361
4 loader_log [function] [call site] 00362
4 loader_cJSON_GetObjectItem [function] [call site] 00363
4 loader_log [function] [call site] 00364
4 loader_instance_heap_free [function] [call site] 00365
4 combine_manifest_directory_and_library_path [function] [call site] 00366
5 loader_platform_is_path_absolute [function] [call site] 00367
5 strlen [call site] 00368
5 strlen [call site] 00369
5 loader_instance_heap_calloc [function] [call site] 00370
5 loader_strncpy [function] [call site] 00371
5 loader_strncpy [function] [call site] 00372
5 loader_instance_heap_free [function] [call site] 00373
4 loader_combine_version [function] [call site] 00374
4 loader_check_version_meets_required [function] [call site] 00375
4 loader_log [function] [call site] 00376
4 loader_parse_json_array_of_strings [function] [call site] 00377
4 loader_log [function] [call site] 00378
4 loader_log [function] [call site] 00379
4 loader_parse_json_array_of_strings [function] [call site] 00380
4 loader_parse_json_array_of_strings [function] [call site] 00381
4 loader_combine_version [function] [call site] 00382
4 loader_check_version_meets_required [function] [call site] 00383
4 loader_log [function] [call site] 00384
4 loader_cJSON_GetObjectItem [function] [call site] 00385
4 loader_log [function] [call site] 00386
4 loader_log [function] [call site] 00387
4 loader_copy_to_new_str [function] [call site] 00388
4 loader_copy_to_new_str [function] [call site] 00389
4 loader_cJSON_GetObjectItem [function] [call site] 00390
4 loader_combine_version [function] [call site] 00391
4 loader_check_version_meets_required [function] [call site] 00392
4 loader_parse_json_string [function] [call site] 00393
4 loader_parse_json_string [function] [call site] 00394
4 loader_log [function] [call site] 00395
4 loader_parse_json_string [function] [call site] 00396
4 loader_log [function] [call site] 00397
4 loader_cJSON_GetObjectItem [function] [call site] 00398
4 loader_parse_json_string_to_existing_str [function] [call site] 00399
4 loader_parse_json_string [function] [call site] 00400
4 loader_instance_heap_free [function] [call site] 00402
4 wsi_unsupported_instance_extension [function] [call site] 00403
5 strcmp [call site] 00404
5 strcmp [call site] 00405
4 loader_add_to_ext_list [function] [call site] 00406
5 loader_init_generic_list [function] [call site] 00407
5 has_vk_extension_property [function] [call site] 00408
6 compare_vk_extension_properties [function] [call site] 00409
7 strcmp [call site] 00410
5 loader_instance_heap_realloc [function] [call site] 00411
5 loader_log [function] [call site] 00412
4 loader_cJSON_GetObjectItem [function] [call site] 00413
4 loader_parse_json_string_to_existing_str [function] [call site] 00414
4 loader_parse_json_string [function] [call site] 00415
4 loader_instance_heap_free [function] [call site] 00417
4 loader_cJSON_GetObjectItem [function] [call site] 00418
4 loader_add_to_dev_ext_list [function] [call site] 00419
5 loader_init_generic_list [function] [call site] 00420
5 has_vk_dev_ext_property [function] [call site] 00421
6 compare_vk_extension_properties [function] [call site] 00422
5 loader_instance_heap_realloc [function] [call site] 00423
5 loader_log [function] [call site] 00424
5 free_string_list [function] [call site] 00425
4 loader_parse_json_array_of_strings [function] [call site] 00426
4 loader_add_to_dev_ext_list [function] [call site] 00427
4 loader_cJSON_GetObjectItem [function] [call site] 00428
4 loader_copy_to_new_str [function] [call site] 00429
4 loader_copy_to_new_str [function] [call site] 00430
4 loader_cJSON_GetObjectItem [function] [call site] 00431
4 loader_combine_version [function] [call site] 00432
4 loader_check_version_meets_required [function] [call site] 00433
4 loader_log [function] [call site] 00434
4 loader_log [function] [call site] 00435
4 loader_parse_json_string [function] [call site] 00436
4 loader_parse_json_string [function] [call site] 00437
4 loader_parse_json_string [function] [call site] 00438
4 loader_cJSON_GetObjectItem [function] [call site] 00439
4 loader_log [function] [call site] 00440
4 loader_parse_json_array_of_strings [function] [call site] 00441
4 loader_cJSON_GetObjectItem [function] [call site] 00442
4 loader_cJSON_GetStringValue [function] [call site] 00443
4 strncmp [call site] 00444
4 loader_log [function] [call site] 00445
4 loader_log [function] [call site] 00446
4 loader_append_layer_property [function] [call site] 00447
4 loader_free_layer_properties [function] [call site] 00448
3 loader_cJSON_GetObjectItem [function] [call site] 00449
3 loader_cJSON_GetObjectItem [function] [call site] 00450
3 loader_log [function] [call site] 00451
3 loader_combine_version [function] [call site] 00452
3 loader_check_version_meets_required [function] [call site] 00453
3 loader_log [function] [call site] 00454
3 loader_read_layer_json [function] [call site] 00455
2 loader_cJSON_Delete [function] [call site] 00456
2 strncmp [call site] 00457
2 loader_remove_layer_in_list [function] [call site] 00458
3 loader_free_layer_properties [function] [call site] 00459
2 strncmp [call site] 00460
2 strcmp [call site] 00461
2 loader_remove_layer_in_list [function] [call site] 00462
2 release_current_settings_lock [function] [call site] 00463
1 loader_delete_layer_list_and_properties [function] [call site] 00464
2 loader_platform_close_library [function] [call site] 00465
3 dlclose [call site] 00466
2 loader_log [function] [call site] 00467
2 loader_free_layer_properties [function] [call site] 00468
2 loader_instance_heap_free [function] [call site] 00469
1 should_skip_logging_global_messages [function] [call site] 00470
2 loader_platform_thread_lock_mutex [function] [call site] 00471
2 loader_platform_thread_unlock_mutex [function] [call site] 00472
1 update_global_loader_settings [function] [call site] 00473
1 teardown_global_loader_settings [function] [call site] 00474
2 free_loader_settings [function] [call site] 00475
2 loader_platform_thread_delete_mutex [function] [call site] 00476
3 pthread_mutex_destroy [call site] 00477
1 remove_config_file [function] [call site] 00478
2 getenv [call site] 00479
2 sprintf [call site] 00480
2 unlink [call site] 00481