Fuzz introspector: json_load_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
138 0 EP call site: 00000 loader_get_json

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 getpid [call site] 00001
1 sprintf [call site] 00002
1 fopen [call site] 00003
1 fwrite [call site] 00004
1 fclose [call site] 00005
1 loader_get_json [function] [call site] 00006
2 loader_read_entire_file [function] [call site] 00007
3 fopen [call site] 00008
3 fileno [call site] 00009
3 fstat [function] [call site] 00010
4 __fxstat [call site] 00011
3 loader_log [function] [call site] 00012
4 vsnprintf [call site] 00013
4 util_SubmitDebugUtilsMessageEXT [function] [call site] 00014
5 debug_utils_AnnotFlagsToReportFlags [function] [call site] 00015
5 debug_utils_AnnotObjectToDebugReportObject [function] [call site] 00016
6 convertCoreObjectToDebugReportObject [function] [call site] 00017
4 loader_strncat [function] [call site] 00018
5 strncat [call site] 00019
4 loader_strncat [function] [call site] 00020
4 loader_strncat [function] [call site] 00021
4 loader_strncat [function] [call site] 00022
4 loader_strncat [function] [call site] 00023
4 loader_strncat [function] [call site] 00024
4 loader_strncat [function] [call site] 00025
4 loader_strncat [function] [call site] 00026
4 loader_strncat [function] [call site] 00027
4 loader_strncat [function] [call site] 00028
4 loader_strncat [function] [call site] 00029
4 loader_strncat [function] [call site] 00030
4 strlen [call site] 00031
4 loader_strncat [function] [call site] 00032
4 fputs [call site] 00033
4 fputs [call site] 00034
4 fputc [call site] 00035
3 loader_instance_heap_calloc [function] [call site] 00036
4 loader_calloc [function] [call site] 00037
5 calloc [call site] 00038
3 loader_log [function] [call site] 00039
3 fread [call site] 00040
3 loader_log [function] [call site] 00041
3 loader_log [function] [call site] 00042
3 fclose [call site] 00043
2 loader_cJSON_ParseWithLength [function] [call site] 00044
3 loader_cJSON_ParseWithLengthOpts [function] [call site] 00045
4 cJSON_New_Item [function] [call site] 00046
5 loader_calloc [function] [call site] 00047
4 skip_utf8_bom [function] [call site] 00048
5 strncmp [call site] 00049
4 buffer_skip_whitespace [function] [call site] 00050
4 parse_value [function] [call site] 00051
5 strncmp [call site] 00052
5 strncmp [call site] 00053
5 strncmp [call site] 00054
5 parse_string [function] [call site] 00055
6 loader_calloc [function] [call site] 00056
6 utf16_literal_to_utf8 [function] [call site] 00057
7 parse_hex4 [function] [call site] 00058
7 parse_hex4 [function] [call site] 00059
6 loader_free [function] [call site] 00060
5 parse_number [function] [call site] 00061
6 strtod [call site] 00062
5 parse_array [function] [call site] 00063
6 buffer_skip_whitespace [function] [call site] 00064
6 cJSON_New_Item [function] [call site] 00065
6 buffer_skip_whitespace [function] [call site] 00066
6 parse_value [function] [call site] 00067
7 parse_object [function] [call site] 00068
8 buffer_skip_whitespace [function] [call site] 00069
8 cJSON_New_Item [function] [call site] 00070
8 buffer_skip_whitespace [function] [call site] 00071
8 parse_string [function] [call site] 00072
8 buffer_skip_whitespace [function] [call site] 00073
8 buffer_skip_whitespace [function] [call site] 00074
8 parse_value [function] [call site] 00075
8 buffer_skip_whitespace [function] [call site] 00076
8 loader_cJSON_Delete [function] [call site] 00077
9 loader_cJSON_Delete [function] [call site] 00078
10 loader_free [function] [call site] 00079
10 loader_free [function] [call site] 00080
10 loader_free [function] [call site] 00081
6 buffer_skip_whitespace [function] [call site] 00082
6 loader_cJSON_Delete [function] [call site] 00083
4 buffer_skip_whitespace [function] [call site] 00084
4 loader_cJSON_Delete [function] [call site] 00085
2 loader_log [function] [call site] 00086
2 loader_log [function] [call site] 00087
2 loader_instance_heap_free [function] [call site] 00088
3 loader_free [function] [call site] 00089
2 loader_cJSON_Delete [function] [call site] 00090
1 loader_cJSON_Print [function] [call site] 00091
2 print [function] [call site] 00092
3 loader_calloc [function] [call site] 00093
3 print_value [function] [call site] 00094
4 ensure [function] [call site] 00095
5 loader_realloc [function] [call site] 00096
6 loader_alloc [function] [call site] 00097
6 loader_free [function] [call site] 00098
6 realloc [call site] 00099
5 loader_free [function] [call site] 00100
4 print_number [function] [call site] 00103
5 snprintf [call site] 00104
5 snprintf [call site] 00105
5 __isoc99_sscanf [call site] 00106
5 compare_double [function] [call site] 00107
5 snprintf [call site] 00108
4 strlen [call site] 00110
4 print_string [function] [call site] 00112
5 print_string_ptr [function] [call site] 00113
6 snprintf [call site] 00116
3 update_offset [function] [call site] 00134
3 loader_realloc [function] [call site] 00135
3 loader_free [function] [call site] 00136
1 loader_cJSON_Delete [function] [call site] 00137
1 unlink [call site] 00138