Fuzz introspector: decode_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
7 53 SOPC_EncodeableObject_Clear call site: 00053 EncodeableObject_AllocateOptFields
6 100 SOPC_Realloc call site: 00100 EncodeableObject_EncodeMaskOptFields
5 8 SOPC_EncodeableObject_InternalInitialize call site: 00008 SOPC_EncodeableType_GetUserType
3 28 SOPC_EncodeableObject_Decode call site: 00028 EncodeableObject_DecodeUnion
3 33 SOPC_UInt32_Read call site: 00033 SOPC_EncodeableObject_Clear
3 49 SOPC_Clear_Array call site: 00049 getPfnClear
3 92 SOPC_EncodeableObject_Encode call site: 00092 EncodeableObject_EncodeUnion
2 21 getKnownEncodeableType call site: 00021 SOPC_EncodeableType_GetUserType
1 79 SOPC_Read_Array call site: 00079 getPfnDecode
1 86 SOPC_Buffer_Init call site: 00086 SOPC_Buffer_Delete
1 120 SOPC_Int32_Write call site: 00120 getPfnEncode

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 SOPC_Helper_Endianness_Check [function] [call site] 00001
1 SOPC_Calloc [function] [call site] 00002
2 calloc [call site] 00003
1 SOPC_EncodeableObject_Initialize [function] [call site] 00004
2 SOPC_EncodeableObject_InternalInitialize [function] [call site] 00005
3 __assert_fail [call site] 00006
3 __assert_fail [call site] 00007
3 checkEncodeableTypeDescIsValid [function] [call site] 00008
4 SOPC_EncodeableType_GetUserType [function] [call site] 00009
5 SOPC_Dict_Get [function] [call site] 00010
6 __assert_fail [call site] 00011
6 get_internal [function] [call site] 00012
5 __assert_fail [call site] 00013
3 retrieveAddressPtr [function] [call site] 00014
3 __assert_fail [call site] 00015
3 __assert_fail [call site] 00016
3 __assert_fail [call site] 00017
3 retrieveAddressPtr [function] [call site] 00018
3 getPfnInitialize [function] [call site] 00019
4 getKnownEncodeableType [function] [call site] 00020
5 __assert_fail [call site] 00021
5 SOPC_EncodeableType_GetUserType [function] [call site] 00022
5 __assert_fail [call site] 00023
1 SOPC_Buffer_Attach [function] [call site] 00024
2 SOPC_Calloc [function] [call site] 00025
1 SOPC_EncodeableObject_Decode [function] [call site] 00026
2 SOPC_Internal_Common_GetEncodingConstants [function] [call site] 00027
2 SOPC_EncodeableObject_InternalInitialize [function] [call site] 00028
2 EncodeableObject_DecodeUnion [function] [call site] 00029
3 checkEncodeableTypeDescIsValid [function] [call site] 00030
3 SOPC_UInt32_Read [function] [call site] 00031
4 SOPC_Internal_Common_GetEncodingConstants [function] [call site] 00032
4 SOPC_Buffer_Read [function] [call site] 00033
3 checkEncodeableTypeDescIsValid [function] [call site] 00034
3 getPfnDecode [function] [call site] 00035
3 SOPC_EncodeableObject_Clear [function] [call site] 00036
4 __assert_fail [call site] 00037
4 checkEncodeableTypeDescIsValid [function] [call site] 00038
4 retrieveAddressPtr [function] [call site] 00039
4 __assert_fail [call site] 00040
4 __assert_fail [call site] 00041
4 __assert_fail [call site] 00042
4 retrieveAddressPtr [function] [call site] 00043
4 getAllocationSize [function] [call site] 00044
5 getKnownEncodeableType [function] [call site] 00045
4 getPfnClear [function] [call site] 00046
5 getKnownEncodeableType [function] [call site] 00047
4 SOPC_Clear_Array [function] [call site] 00048
5 SOPC_Free [function] [call site] 00049
4 SOPC_Free [function] [call site] 00050
4 getPfnClear [function] [call site] 00051
4 SOPC_Free [function] [call site] 00052
4 getPfnClear [function] [call site] 00053
2 EncodeableObject_AllocateOptFields [function] [call site] 00054
3 SOPC_UInt32_Read [function] [call site] 00055
3 checkEncodeableTypeDescIsValid [function] [call site] 00056
3 getAllocationSize [function] [call site] 00057
3 retrieveAddressPtr [function] [call site] 00058
3 SOPC_Calloc [function] [call site] 00059
3 getPfnInitialize [function] [call site] 00060
2 checkEncodeableTypeDescIsValid [function] [call site] 00061
2 retrieveAddressPtr [function] [call site] 00062
2 __assert_fail [call site] 00063
2 __assert_fail [call site] 00064
2 __assert_fail [call site] 00065
2 __assert_fail [call site] 00066
2 retrieveAddressPtr [function] [call site] 00067
2 getAllocationSize [function] [call site] 00068
2 getPfnDecode [function] [call site] 00069
2 getPfnInitialize [function] [call site] 00070
2 getPfnClear [function] [call site] 00071
2 SOPC_Read_Array [function] [call site] 00072
3 SOPC_Internal_Common_GetEncodingConstants [function] [call site] 00073
3 SOPC_Int32_Read [function] [call site] 00074
4 SOPC_Internal_Common_GetEncodingConstants [function] [call site] 00075
4 SOPC_Buffer_Read [function] [call site] 00076
3 SOPC_Internal_Common_GetEncodingConstants [function] [call site] 00077
3 SOPC_Calloc [function] [call site] 00078
3 SOPC_Free [function] [call site] 00079
2 getPfnDecode [function] [call site] 00080
2 getPfnDecode [function] [call site] 00081
2 SOPC_EncodeableObject_Clear [function] [call site] 00082
1 SOPC_Buffer_CreateResizable [function] [call site] 00083
2 SOPC_Calloc [function] [call site] 00084
2 SOPC_Buffer_Init [function] [call site] 00085
3 SOPC_Calloc [function] [call site] 00086
2 SOPC_Buffer_Delete [function] [call site] 00087
3 SOPC_Buffer_Clear [function] [call site] 00088
4 SOPC_Free [function] [call site] 00089
3 SOPC_Free [function] [call site] 00090
1 SOPC_EncodeableObject_Encode [function] [call site] 00091
2 SOPC_Internal_Common_GetEncodingConstants [function] [call site] 00092
2 EncodeableObject_EncodeUnion [function] [call site] 00093
3 checkEncodeableTypeDescIsValid [function] [call site] 00094
3 SOPC_UInt32_Write [function] [call site] 00095
4 SOPC_Internal_Common_GetEncodingConstants [function] [call site] 00096
4 SOPC_Buffer_Write [function] [call site] 00097
5 SOPC_Buffer_CheckSizeAndResize [function] [call site] 00098
6 SOPC_Realloc [function] [call site] 00099
7 realloc [call site] 00100
3 checkEncodeableTypeDescIsValid [function] [call site] 00101
3 getPfnEncode [function] [call site] 00102
2 EncodeableObject_EncodeMaskOptFields [function] [call site] 00103
3 checkEncodeableTypeDescIsValid [function] [call site] 00104
3 retrieveConstAddressPtr [function] [call site] 00105
3 SOPC_UInt32_Write [function] [call site] 00106
2 checkEncodeableTypeDescIsValid [function] [call site] 00107
2 retrieveConstAddressPtr [function] [call site] 00108
2 __assert_fail [call site] 00109
2 __assert_fail [call site] 00110
2 __assert_fail [call site] 00111
2 __assert_fail [call site] 00112
2 retrieveConstAddressPtr [function] [call site] 00113
2 getAllocationSize [function] [call site] 00114
2 getPfnEncode [function] [call site] 00115
2 SOPC_Write_Array [function] [call site] 00116
3 SOPC_Internal_Common_GetEncodingConstants [function] [call site] 00117
3 SOPC_Int32_Write [function] [call site] 00118
4 SOPC_Internal_Common_GetEncodingConstants [function] [call site] 00119
4 SOPC_Buffer_Write [function] [call site] 00120
2 getPfnEncode [function] [call site] 00121
2 getPfnEncode [function] [call site] 00122
1 __assert_fail [call site] 00123
1 SOPC_Calloc [function] [call site] 00124
1 SOPC_Buffer_SetPosition [function] [call site] 00125
1 SOPC_EncodeableObject_Decode [function] [call site] 00126
1 __assert_fail [call site] 00127
1 SOPC_Buffer_CreateResizable [function] [call site] 00128
1 SOPC_EncodeableObject_Encode [function] [call site] 00129
1 __assert_fail [call site] 00130
1 __assert_fail [call site] 00131
1 memcmp [call site] 00132
1 __assert_fail [call site] 00133
1 SOPC_Buffer_Delete [function] [call site] 00134
1 SOPC_EncodeableObject_Clear [function] [call site] 00135
1 SOPC_Free [function] [call site] 00136
1 SOPC_Buffer_Delete [function] [call site] 00137
1 SOPC_EncodeableObject_Clear [function] [call site] 00138
1 SOPC_Free [function] [call site] 00139
1 SOPC_Free [function] [call site] 00140