Fuzz introspector: xml_parsebuffer_fuzzer_UTF-16LE
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
19 125 XML_ParseBuffer call site: 00125 generate_hash_secret_salt
4 13 getDebugLevel call site: 00013 __errno_location
3 44 dtdCreate call site: 00044 expat_free
2 9 expat_heap_increase_tolerable call site: 00009 expat_heap_stat
2 25 expat_malloc call site: 00025 expat_free
2 33 parserCreate call site: 00033 expat_free
2 156 expat_realloc call site: 00156 expat_heap_stat
1 20 parserCreate call site: 00020 expat_heap_stat
1 31 expat_free call site: 00031 expat_heap_stat
1 58 parserInit call site: 00058 XML_ParserFree
1 119 may_stop_character_handler call site: 00119 __assert_fail
1 150 expat_realloc call site: 00150 expat_free

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 XML_ParserCreate [function] [call site] 00001
2 XML_ParserCreate_MM [function] [call site] 00002
3 parserCreate [function] [call site] 00003
4 getRootParserOf [function] [call site] 00004
5 __assert_fail [call site] 00005
4 expat_heap_increase_tolerable [function] [call site] 00006
5 __assert_fail [call site] 00007
5 __assert_fail [call site] 00008
5 __assert_fail [call site] 00009
5 expat_heap_stat [function] [call site] 00010
6 fprintf [call site] 00011
4 getDebugLevel [function] [call site] 00012
5 getenv [call site] 00013
5 __errno_location [call site] 00014
5 strtoul [call site] 00015
5 __errno_location [call site] 00016
5 __errno_location [call site] 00017
4 getRootParserOf [function] [call site] 00018
4 __assert_fail [call site] 00019
4 __assert_fail [call site] 00020
4 expat_heap_stat [function] [call site] 00021
4 expat_malloc [function] [call site] 00022
5 getRootParserOf [function] [call site] 00023
5 __assert_fail [call site] 00024
5 expat_heap_increase_tolerable [function] [call site] 00025
5 expat_heap_stat [function] [call site] 00026
4 expat_free [function] [call site] 00027
5 __assert_fail [call site] 00028
5 getRootParserOf [function] [call site] 00029
5 __assert_fail [call site] 00030
5 __assert_fail [call site] 00031
5 expat_heap_stat [function] [call site] 00032
4 expat_malloc [function] [call site] 00033
4 expat_free [function] [call site] 00034
4 expat_free [function] [call site] 00035
4 dtdCreate [function] [call site] 00036
5 expat_malloc [function] [call site] 00037
5 poolInit [function] [call site] 00038
5 poolInit [function] [call site] 00039
5 hashTableInit [function] [call site] 00040
5 hashTableInit [function] [call site] 00041
5 hashTableInit [function] [call site] 00042
5 hashTableInit [function] [call site] 00043
5 hashTableInit [function] [call site] 00044
4 expat_free [function] [call site] 00045
4 expat_free [function] [call site] 00046
4 expat_free [function] [call site] 00047
4 poolInit [function] [call site] 00048
4 poolInit [function] [call site] 00049
4 parserInit [function] [call site] 00050
5 XmlPrologStateInit [function] [call site] 00051
5 copyString [function] [call site] 00052
6 expat_malloc [function] [call site] 00053
5 XmlInitEncoding [function] [call site] 00054
6 getEncodingIndex [function] [call site] 00055
7 streqci [function] [call site] 00056
5 getDebugLevel [function] [call site] 00057
5 getDebugLevel [function] [call site] 00058
4 XML_ParserFree [function] [call site] 00059
5 expat_free [function] [call site] 00060
5 destroyBindings [function] [call site] 00061
6 expat_free [function] [call site] 00062
6 expat_free [function] [call site] 00063
5 expat_free [function] [call site] 00064
5 expat_free [function] [call site] 00065
5 expat_free [function] [call site] 00066
5 expat_free [function] [call site] 00067
5 destroyBindings [function] [call site] 00068
5 destroyBindings [function] [call site] 00069
5 poolDestroy [function] [call site] 00070
6 expat_free [function] [call site] 00071
6 expat_free [function] [call site] 00072
5 poolDestroy [function] [call site] 00073
5 expat_free [function] [call site] 00074
5 dtdDestroy [function] [call site] 00075
6 hashTableIterInit [function] [call site] 00076
6 hashTableIterNext [function] [call site] 00077
6 expat_free [function] [call site] 00078
6 hashTableDestroy [function] [call site] 00079
7 expat_free [function] [call site] 00080
7 expat_free [function] [call site] 00081
6 hashTableDestroy [function] [call site] 00082
6 hashTableDestroy [function] [call site] 00083
6 hashTableDestroy [function] [call site] 00084
6 hashTableDestroy [function] [call site] 00085
6 poolDestroy [function] [call site] 00086
6 poolDestroy [function] [call site] 00087
6 expat_free [function] [call site] 00088
6 expat_free [function] [call site] 00089
6 expat_free [function] [call site] 00090
5 expat_free [function] [call site] 00091
5 expat_free [function] [call site] 00092
5 expat_free [function] [call site] 00093
5 expat_free [function] [call site] 00094
5 expat_free [function] [call site] 00095
5 expat_free [function] [call site] 00096
4 XmlGetUtf8InternalEncodingNS [function] [call site] 00097
4 XmlGetUtf8InternalEncoding [function] [call site] 00098
1 __assert_fail [call site] 00099
1 ParseOneInput [function] [call site] 00100
2 sip_tokey [function] [call site] 00101
2 siphash24 [function] [call site] 00102
3 sip24_init [function] [call site] 00103
3 sip24_update [function] [call site] 00104
4 sip_round [function] [call site] 00105
3 sip24_final [function] [call site] 00106
4 sip_round [function] [call site] 00107
4 sip_round [function] [call site] 00108
2 XML_SetHashSalt [function] [call site] 00109
3 getRootParserOf [function] [call site] 00110
3 __assert_fail [call site] 00111
3 parserBusy [function] [call site] 00112
2 XML_SetUserData [function] [call site] 00113
2 XML_SetElementHandler [function] [call site] 00114
2 start [function] [call site] 00115
2 end [function] [call site] 00116
2 XML_SetCharacterDataHandler [function] [call site] 00117
2 may_stop_character_handler [function] [call site] 00118
3 XML_StopParser [function] [call site] 00119
4 __assert_fail [call site] 00120
2 __assert_fail [call site] 00121
2 XML_GetBuffer [function] [call site] 00122
2 __assert_fail [call site] 00123
2 XML_ParseBuffer [function] [call site] 00124
3 startParsing [function] [call site] 00125
4 generate_hash_secret_salt [function] [call site] 00126
5 writeRandomBytes_getrandom_nonblock [function] [call site] 00127
6 __assert_fail [call site] 00128
6 getrandom [call site] 00129
6 __errno_location [call site] 00130
5 ENTROPY_DEBUG [function] [call site] 00131
6 getDebugLevel [function] [call site] 00132
6 fprintf [call site] 00133
5 writeRandomBytes_dev_urandom [function] [call site] 00134
6 open [call site] 00135
6 read [call site] 00136
6 __errno_location [call site] 00137
6 close [call site] 00138
5 ENTROPY_DEBUG [function] [call site] 00139
5 gather_time_entropy [function] [call site] 00140
6 gettimeofday [call site] 00141
6 __assert_fail [call site] 00142
5 getpid [call site] 00143
5 ENTROPY_DEBUG [function] [call site] 00144
4 setContext [function] [call site] 00145
5 poolGrow [function] [call site] 00146
6 poolBytesToAllocateFor [function] [call site] 00147
6 expat_realloc [function] [call site] 00148
7 __assert_fail [call site] 00149
7 expat_malloc [function] [call site] 00150
7 expat_free [function] [call site] 00151
7 getRootParserOf [function] [call site] 00152
7 __assert_fail [call site] 00153
7 expat_heap_increase_tolerable [function] [call site] 00154
7 __assert_fail [call site] 00155
7 __assert_fail [call site] 00156
7 __assert_fail [call site] 00157
7 expat_heap_stat [function] [call site] 00158
6 poolBytesToAllocateFor [function] [call site] 00159
6 expat_malloc [function] [call site] 00160
5 lookup [function] [call site] 00161
6 expat_malloc [function] [call site] 00162
6 hash [function] [call site] 00163
7 copy_salt_to_sipkey [function] [call site] 00164
8 get_hash_secret_salt [function] [call site] 00165
9 getRootParserOf [function] [call site] 00166
9 __assert_fail [call site] 00167
7 sip24_init [function] [call site] 00168
7 keylen [function] [call site] 00169
7 sip24_update [function] [call site] 00170
7 sip24_final [function] [call site] 00171
6 hash [function] [call site] 00172
6 keyeq [function] [call site] 00173
6 expat_malloc [function] [call site] 00174
6 hash [function] [call site] 00175
6 expat_free [function] [call site] 00176
6 expat_malloc [function] [call site] 00177
5 poolGrow [function] [call site] 00178
5 lookup [function] [call site] 00179
5 poolCopyString [function] [call site] 00180
6 poolGrow [function] [call site] 00181
5 poolGrow [function] [call site] 00182
5 poolGrow [function] [call site] 00183
5 addBinding [function] [call site] 00184
6 is_rfc3986_uri_char [function] [call site] 00185
6 expat_realloc [function] [call site] 00186
6 expat_malloc [function] [call site] 00187
6 expat_malloc [function] [call site] 00188
6 expat_free [function] [call site] 00189
5 poolGrow [function] [call site] 00190
3 callProcessor [function] [call site] 00191
2 XML_GetBuffer [function] [call site] 00192
2 XML_ParseBuffer [function] [call site] 00193
2 XML_GetErrorCode [function] [call site] 00194
2 XML_ErrorString [function] [call site] 00195
2 XML_GetCurrentLineNumber [function] [call site] 00196
2 XML_ParserReset [function] [call site] 00197
3 moveToFreeBindingList [function] [call site] 00198
3 moveToFreeBindingList [function] [call site] 00199
3 expat_free [function] [call site] 00200
3 poolClear [function] [call site] 00201
3 poolClear [function] [call site] 00202
3 expat_free [function] [call site] 00203
3 parserInit [function] [call site] 00204
3 dtdReset [function] [call site] 00205
4 hashTableIterInit [function] [call site] 00206
4 hashTableIterNext [function] [call site] 00207
4 expat_free [function] [call site] 00208
4 hashTableClear [function] [call site] 00209
5 expat_free [function] [call site] 00210
4 hashTableClear [function] [call site] 00211
4 hashTableClear [function] [call site] 00212
4 hashTableClear [function] [call site] 00213
4 hashTableClear [function] [call site] 00214
4 poolClear [function] [call site] 00215
4 poolClear [function] [call site] 00216
4 expat_free [function] [call site] 00217
4 expat_free [function] [call site] 00218
1 XML_ParserCreateNS [function] [call site] 00219
2 XML_ParserCreate_MM [function] [call site] 00220
1 __assert_fail [call site] 00221
1 ParseOneInput [function] [call site] 00222
1 XML_ParserFree [function] [call site] 00223
1 XML_ExternalEntityParserCreate [function] [call site] 00224
2 parserCreate [function] [call site] 00225
2 parserCreate [function] [call site] 00226
2 dtdCopy [function] [call site] 00227
3 hashTableIterInit [function] [call site] 00228
3 hashTableIterNext [function] [call site] 00229
3 poolCopyString [function] [call site] 00230
3 lookup [function] [call site] 00231
3 hashTableIterInit [function] [call site] 00232
3 hashTableIterNext [function] [call site] 00233
3 poolGrow [function] [call site] 00234
3 poolCopyString [function] [call site] 00235
3 lookup [function] [call site] 00236
3 lookup [function] [call site] 00237
3 hashTableIterInit [function] [call site] 00238
3 hashTableIterNext [function] [call site] 00239
3 poolCopyString [function] [call site] 00240
3 lookup [function] [call site] 00241
3 expat_malloc [function] [call site] 00242
3 lookup [function] [call site] 00243
3 lookup [function] [call site] 00244
3 lookup [function] [call site] 00245
3 poolCopyString [function] [call site] 00246
3 copyEntityTable [function] [call site] 00247
4 hashTableIterInit [function] [call site] 00248
4 hashTableIterNext [function] [call site] 00249
4 poolCopyString [function] [call site] 00250
4 lookup [function] [call site] 00251
4 poolCopyString [function] [call site] 00252
4 poolCopyString [function] [call site] 00253
4 poolCopyString [function] [call site] 00254
4 poolCopyStringN [function] [call site] 00255
5 poolGrow [function] [call site] 00256
5 poolGrow [function] [call site] 00257
4 poolCopyString [function] [call site] 00258
3 copyEntityTable [function] [call site] 00259
2 setContext [function] [call site] 00260
2 XML_ParserFree [function] [call site] 00261
2 XmlPrologStateInitExternalEntity [function] [call site] 00262
1 ParseOneInput [function] [call site] 00263
1 XML_ParserFree [function] [call site] 00264
1 XML_ExternalEntityParserCreate [function] [call site] 00265
1 ParseOneInput [function] [call site] 00266
1 XML_ParserFree [function] [call site] 00267
1 XML_ParserFree [function] [call site] 00268