Fuzz introspector: uri
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity Unique Reachable Complexities Unique Reachable Functions All non-covered Complexity All Reachable Complexity Function Name Function Callsite Blocked Branch
18 18 4 :

['time', 'xmlAbort', 'getentropy', '__errno_location']

18 18 xmlInitRandom call site: 00009 /src/libxml2/dict.c:912
12 12 1 :

['xmlHashGrow']

12 12 xmlHashCreate call site: 00040 /src/libxml2/hash.c:180
9 9 1 :

['xmlDictFree']

9 9 xmlHashFree call site: 00321 /src/libxml2/hash.c:250
8 8 1 :

['xmlAbort']

8 26 xmlNewGlobalState call site: 00045 /src/libxml2/globals.c:483
0 24 1 :

['xmlParse3986DecOctet']

0 95 xmlParse3986Host call site: 00083 /src/libxml2/uri.c:482
0 5 1 :

['xmlStrndup']

0 5 xmlStrncat call site: 00192 /src/libxml2/xmlstring.c:431
0 0 None 9 9 xmlHashFree call site: 00321 /src/libxml2/hash.c:228
0 0 None 4 309 xmlBuildURISafe call site: 00271 /src/libxml2/uri.c:2205
0 0 None 2 2 xmlFuzzCheckFailureReport call site: 00134 /src/libxml2/fuzz/fuzz.c:173
0 0 None 0 953 xmlURIEscape call site: 00195 /src/libxml2/uri.c:1751
0 0 None 0 317 xmlBuildRelativeURISafe call site: 00305 /src/libxml2/uri.c:2656
0 0 None 0 277 xmlBuildURISafe call site: 00270 /src/libxml2/uri.c:2092

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 xmlFuzzDataInit [function] [call site] 00001
2 xmlHashCreate [function] [call site] 00002
3 xmlInitParser [function] [call site] 00003
4 pthread_once [call site] 00004
4 xmlInitParserInternal [function] [call site] 00005
5 xmlInitRandom [function] [call site] 00006
6 xmlInitMutex [function] [call site] 00007
7 pthread_mutex_init [call site] 00008
6 getentropy [call site] 00009
6 __errno_location [call site] 00010
6 __errno_location [call site] 00011
6 __errno_location [call site] 00012
6 xmlAbort [function] [call site] 00013
7 xmlVPrintErrorMessage [function] [call site] 00014
8 vfprintf [call site] 00015
7 abort [call site] 00016
6 time [call site] 00017
5 xmlInitMemoryInternal [function] [call site] 00018
6 xmlInitMutex [function] [call site] 00019
5 xmlInitThreadsInternal [function] [call site] 00020
6 xmlInitRMutex [function] [call site] 00021
7 pthread_mutex_init [call site] 00022
7 pthread_cond_init [call site] 00023
5 xmlInitGlobalsInternal [function] [call site] 00024
6 xmlInitMutex [function] [call site] 00025
6 pthread_key_create [call site] 00026
6 xmlFreeGlobalState [function] [call site] 00027
7 xmlResetError [function] [call site] 00028
5 xmlInitEncodingInternal [function] [call site] 00029
5 xmlInitXPathInternal [function] [call site] 00030
6 xmlXPathSFComputeHash [function] [call site] 00031
5 xmlInitIOCallbacks [function] [call site] 00032
5 xmlInitCatalogInternal [function] [call site] 00033
6 getenv [call site] 00034
6 xmlInitRMutex [function] [call site] 00035
5 xmlInitSchemasTypesInternal [function] [call site] 00036
6 xmlInitMutex [function] [call site] 00037
5 xmlInitRelaxNGInternal [function] [call site] 00038
6 xmlInitMutex [function] [call site] 00039
3 xmlRandom [function] [call site] 00040
4 xmlGetLocalRngState [function] [call site] 00041
5 xmlGetThreadLocalStorage [function] [call site] 00042
6 xmlInitParser [function] [call site] 00043
6 pthread_getspecific [call site] 00044
6 xmlNewGlobalState [function] [call site] 00045
7 xmlAbort [function] [call site] 00046
7 xmlInitGlobalState [function] [call site] 00047
8 xmlGlobalRandom [function] [call site] 00048
9 xmlMutexLock [function] [call site] 00049
10 pthread_mutex_lock [call site] 00050
9 xoroshiro64ss [function] [call site] 00051
9 xmlMutexUnlock [function] [call site] 00052
10 pthread_mutex_unlock [call site] 00053
8 xmlGlobalRandom [function] [call site] 00054
8 xmlMutexLock [function] [call site] 00055
8 xmlMutexUnlock [function] [call site] 00056
8 pthread_setspecific [call site] 00057
4 xoroshiro64ss [function] [call site] 00058
3 xmlHashGrow [function] [call site] 00059
1 xmlFuzzReadInt [function] [call site] 00060
1 xmlFuzzReadString [function] [call site] 00061
1 xmlFuzzReadString [function] [call site] 00062
1 xmlFuzzInjectFailure [function] [call site] 00063
1 xmlFuzzResetFailure [function] [call site] 00064
1 xmlParseURISafe [function] [call site] 00065
2 xmlCreateURI [function] [call site] 00066
2 xmlParse3986URIReference [function] [call site] 00067
3 xmlCleanURI [function] [call site] 00068
3 xmlParse3986URI [function] [call site] 00069
4 xmlParse3986Scheme [function] [call site] 00070
5 xmlStrndup [function] [call site] 00071
4 xmlParse3986HierPart [function] [call site] 00072
5 xmlParse3986Authority [function] [call site] 00073
6 xmlParse3986Userinfo [function] [call site] 00074
7 xmlIsUnreserved [function] [call site] 00075
7 xmlStrndup [function] [call site] 00076
7 xmlURIUnescapeString [function] [call site] 00077
8 strlen [call site] 00078
8 is_hex [function] [call site] 00079
6 xmlParse3986Host [function] [call site] 00080
7 xmlParse3986DecOctet [function] [call site] 00081
7 xmlParse3986DecOctet [function] [call site] 00082
7 xmlParse3986DecOctet [function] [call site] 00083
7 xmlParse3986DecOctet [function] [call site] 00084
7 xmlIsUnreserved [function] [call site] 00085
7 xmlStrndup [function] [call site] 00086
7 xmlURIUnescapeString [function] [call site] 00087
6 xmlParse3986Port [function] [call site] 00088
5 xmlParse3986PathAbEmpty [function] [call site] 00089
6 xmlParse3986Segment [function] [call site] 00090
7 xmlIsUnreserved [function] [call site] 00091
7 xmlIsUnreserved [function] [call site] 00092
6 xmlStrndup [function] [call site] 00093
6 xmlURIUnescapeString [function] [call site] 00094
5 xmlParse3986PathAbsolute [function] [call site] 00095
6 xmlParse3986Segment [function] [call site] 00096
6 xmlParse3986Segment [function] [call site] 00097
6 xmlStrndup [function] [call site] 00098
6 xmlURIUnescapeString [function] [call site] 00099
5 xmlIsUnreserved [function] [call site] 00100
5 xmlParse3986PathRootless [function] [call site] 00101
6 xmlParse3986Segment [function] [call site] 00102
6 xmlParse3986Segment [function] [call site] 00103
6 xmlStrndup [function] [call site] 00104
6 xmlURIUnescapeString [function] [call site] 00105
4 xmlParse3986Query [function] [call site] 00106
5 xmlIsUnreserved [function] [call site] 00107
5 xmlStrndup [function] [call site] 00108
5 xmlURIUnescapeString [function] [call site] 00109
5 xmlStrndup [function] [call site] 00110
4 xmlParse3986Fragment [function] [call site] 00111
5 xmlIsUnreserved [function] [call site] 00112
5 xmlStrndup [function] [call site] 00113
5 xmlURIUnescapeString [function] [call site] 00114
4 xmlCleanURI [function] [call site] 00115
3 xmlCleanURI [function] [call site] 00116
3 xmlParse3986RelativeRef [function] [call site] 00117
4 xmlParse3986Authority [function] [call site] 00118
4 xmlParse3986PathAbEmpty [function] [call site] 00119
4 xmlParse3986PathAbsolute [function] [call site] 00120
4 xmlIsUnreserved [function] [call site] 00121
4 xmlParse3986PathNoScheme [function] [call site] 00122
5 xmlParse3986Segment [function] [call site] 00123
5 xmlParse3986Segment [function] [call site] 00124
5 xmlStrndup [function] [call site] 00125
5 xmlURIUnescapeString [function] [call site] 00126
4 xmlParse3986Query [function] [call site] 00127
4 xmlParse3986Fragment [function] [call site] 00128
4 xmlCleanURI [function] [call site] 00129
3 xmlCleanURI [function] [call site] 00130
2 xmlFreeURI [function] [call site] 00131
1 xmlFuzzCheckFailureReport [function] [call site] 00132
2 fprintf [call site] 00133
2 abort [call site] 00134
2 fprintf [call site] 00135
2 abort [call site] 00136
1 xmlFuzzResetFailure [function] [call site] 00137
1 xmlSaveUri [function] [call site] 00138
2 xmlSaveUriRealloc [function] [call site] 00139
3 xmlGrowCapacity [function] [call site] 00140
2 xmlSaveUriRealloc [function] [call site] 00141
2 xmlSaveUriRealloc [function] [call site] 00142
2 xmlSaveUriRealloc [function] [call site] 00143
2 xmlSaveUriRealloc [function] [call site] 00144
2 xmlSaveUriRealloc [function] [call site] 00145
2 xmlSaveUriRealloc [function] [call site] 00146
2 xmlSaveUriRealloc [function] [call site] 00147
2 snprintf [call site] 00148
2 xmlSaveUriRealloc [function] [call site] 00149
2 xmlSaveUriRealloc [function] [call site] 00150
2 xmlSaveUriRealloc [function] [call site] 00151
2 xmlStrEqual [function] [call site] 00152
3 strcmp [call site] 00153
2 xmlSaveUriRealloc [function] [call site] 00154
2 xmlSaveUriRealloc [function] [call site] 00155
2 xmlSaveUriRealloc [function] [call site] 00156
2 xmlSaveUriRealloc [function] [call site] 00157
2 xmlSaveUriRealloc [function] [call site] 00158
2 xmlSaveUriRealloc [function] [call site] 00159
2 xmlSaveUriRealloc [function] [call site] 00160
2 xmlSaveUriRealloc [function] [call site] 00161
2 xmlSaveUriRealloc [function] [call site] 00162
1 xmlFuzzCheckFailureReport [function] [call site] 00163
1 xmlFreeURI [function] [call site] 00164
1 xmlParseURI [function] [call site] 00165
2 xmlParseURISafe [function] [call site] 00166
1 xmlFreeURI [function] [call site] 00167
1 xmlParseURIRaw [function] [call site] 00168
2 xmlCreateURI [function] [call site] 00169
2 xmlParseURIReference [function] [call site] 00170
3 xmlParse3986URIReference [function] [call site] 00171
2 xmlFreeURI [function] [call site] 00172
1 xmlSaveUri [function] [call site] 00173
1 xmlFreeURI [function] [call site] 00174
1 xmlFuzzResetFailure [function] [call site] 00175
1 xmlURIUnescapeString [function] [call site] 00176
1 xmlFuzzCheckFailureReport [function] [call site] 00177
1 xmlURIEscape [function] [call site] 00178
2 xmlCreateURI [function] [call site] 00179
2 xmlParseURIReference [function] [call site] 00180
2 xmlFreeURI [function] [call site] 00181
2 xmlURIEscapeStr [function] [call site] 00182
3 xmlStrdup [function] [call site] 00183
4 xmlStrndup [function] [call site] 00184
3 xmlStrlen [function] [call site] 00185
4 strlen [call site] 00186
3 xmlGrowCapacity [function] [call site] 00187
3 xmlStrchr [function] [call site] 00188
2 xmlFreeURI [function] [call site] 00189
2 xmlStrcat [function] [call site] 00190
3 xmlStrdup [function] [call site] 00191
3 xmlStrncat [function] [call site] 00192
4 xmlStrndup [function] [call site] 00193
4 xmlStrlen [function] [call site] 00194
2 xmlStrcat [function] [call site] 00195
2 xmlURIEscapeStr [function] [call site] 00196
2 xmlFreeURI [function] [call site] 00197
2 xmlStrcat [function] [call site] 00198
2 xmlStrcat [function] [call site] 00199
2 xmlURIEscapeStr [function] [call site] 00200
2 xmlFreeURI [function] [call site] 00201
2 xmlStrcat [function] [call site] 00202
2 xmlStrcat [function] [call site] 00203
2 xmlStrcat [function] [call site] 00204
2 xmlURIEscapeStr [function] [call site] 00205
2 xmlFreeURI [function] [call site] 00206
2 xmlStrcat [function] [call site] 00207
2 xmlStrcat [function] [call site] 00208
2 snprintf [call site] 00209
2 xmlStrcat [function] [call site] 00210
2 xmlStrcat [function] [call site] 00211
2 xmlURIEscapeStr [function] [call site] 00212
2 xmlFreeURI [function] [call site] 00213
2 xmlStrcat [function] [call site] 00214
2 xmlStrcat [function] [call site] 00215
2 xmlStrcat [function] [call site] 00216
2 xmlURIEscapeStr [function] [call site] 00217
2 xmlFreeURI [function] [call site] 00218
2 xmlStrcat [function] [call site] 00219
2 xmlStrcat [function] [call site] 00220
2 xmlURIEscapeStr [function] [call site] 00221
2 xmlFreeURI [function] [call site] 00222
2 xmlStrcat [function] [call site] 00223
2 xmlURIEscapeStr [function] [call site] 00224
2 xmlFreeURI [function] [call site] 00225
2 xmlStrcat [function] [call site] 00226
2 xmlStrcat [function] [call site] 00227
2 xmlFreeURI [function] [call site] 00228
1 xmlFuzzResetFailure [function] [call site] 00229
1 xmlCanonicPath [function] [call site] 00230
2 xmlStrstr [function] [call site] 00231
3 xmlStrlen [function] [call site] 00232
3 xmlStrncmp [function] [call site] 00233
4 strncmp [call site] 00234
2 xmlURIEscapeStr [function] [call site] 00235
2 xmlStrdup [function] [call site] 00236
1 xmlFuzzCheckFailureReport [function] [call site] 00237
1 xmlFuzzResetFailure [function] [call site] 00238
1 xmlPathToURI [function] [call site] 00239
2 xmlCanonicPath [function] [call site] 00240
1 xmlFuzzCheckFailureReport [function] [call site] 00241
1 xmlFuzzResetFailure [function] [call site] 00242
1 xmlBuildURISafe [function] [call site] 00243
2 xmlStrdup [function] [call site] 00244
2 xmlParseURISafe [function] [call site] 00245
2 xmlStrdup [function] [call site] 00246
2 xmlStrstr [function] [call site] 00247
2 xmlFreeURI [function] [call site] 00248
2 xmlResolvePath [function] [call site] 00249
3 xmlStrdup [function] [call site] 00250
3 xmlStrchr [function] [call site] 00251
3 xmlStrndup [function] [call site] 00252
3 xmlURIUnescapeString [function] [call site] 00253
3 xmlIsAbsolutePath [function] [call site] 00254
4 xmlIsPathSeparator [function] [call site] 00255
3 xmlStrlen [function] [call site] 00256
3 xmlIsPathSeparator [function] [call site] 00257
3 xmlStrlen [function] [call site] 00258
3 xmlNormalizePath [function] [call site] 00259
4 xmlIsPathSeparator [function] [call site] 00260
4 xmlIsPathSeparator [function] [call site] 00261
4 xmlIsPathSeparator [function] [call site] 00262
4 xmlIsPathSeparator [function] [call site] 00263
4 xmlIsPathSeparator [function] [call site] 00264
4 xmlIsPathSeparator [function] [call site] 00265
3 xmlStrcat [function] [call site] 00266
2 xmlParseURISafe [function] [call site] 00267
2 xmlSaveUri [function] [call site] 00268
2 xmlSaveUri [function] [call site] 00269
2 xmlCreateURI [function] [call site] 00270
2 xmlSaveUri [function] [call site] 00271
2 strlen [call site] 00272
2 strlen [call site] 00273
2 xmlNormalizeURIPath [function] [call site] 00274
3 xmlNormalizePath [function] [call site] 00275
2 xmlSaveUri [function] [call site] 00276
2 xmlFreeURI [function] [call site] 00277
2 xmlFreeURI [function] [call site] 00278
2 xmlFreeURI [function] [call site] 00279
1 xmlFuzzCheckFailureReport [function] [call site] 00280
1 xmlBuildURI [function] [call site] 00281
2 xmlBuildURISafe [function] [call site] 00282
1 xmlFuzzResetFailure [function] [call site] 00283
1 xmlBuildRelativeURISafe [function] [call site] 00284
2 xmlParseUriOrPath [function] [call site] 00285
3 xmlCreateURI [function] [call site] 00286
3 xmlStrstr [function] [call site] 00287
3 xmlNormalizePath [function] [call site] 00288
3 xmlIsAbsolutePath [function] [call site] 00289
3 strlen [call site] 00290
3 xmlParseURIReference [function] [call site] 00291
3 xmlNormalizePath [function] [call site] 00292
3 xmlFreeURI [function] [call site] 00293
2 xmlStrdup [function] [call site] 00294
2 xmlParseUriOrPath [function] [call site] 00295
2 xmlStrcmp [function] [call site] 00296
3 strcmp [call site] 00297
2 xmlStrcmp [function] [call site] 00298
2 xmlStrEqual [function] [call site] 00299
2 xmlStrdup [function] [call site] 00300
2 xmlStrdup [function] [call site] 00301
2 xmlStrdup [function] [call site] 00302
2 xmlStrdup [function] [call site] 00303
2 xmlStrlen [function] [call site] 00304
2 xmlURIEscapeStr [function] [call site] 00305
2 xmlURIEscapeStr [function] [call site] 00306
2 xmlSaveUri [function] [call site] 00307
2 xmlFreeURI [function] [call site] 00308
2 xmlFreeURI [function] [call site] 00309
1 xmlFuzzCheckFailureReport [function] [call site] 00310
1 xmlBuildRelativeURI [function] [call site] 00311
2 xmlBuildRelativeURISafe [function] [call site] 00312
1 xmlFuzzResetFailure [function] [call site] 00313
1 xmlURIEscapeStr [function] [call site] 00314
1 xmlFuzzCheckFailureReport [function] [call site] 00315
1 xmlCharStrdup [function] [call site] 00316
2 xmlCharStrndup [function] [call site] 00317
1 xmlNormalizeURIPath [function] [call site] 00318
1 xmlFuzzInjectFailure [function] [call site] 00319
1 xmlFuzzDataCleanup [function] [call site] 00320
2 xmlHashFree [function] [call site] 00321
3 xmlDictFree [function] [call site] 00322
4 xmlRefCountDec [function] [call site] 00323
4 xmlDictFree [function] [call site] 00324
2 xmlHashDefaultDeallocator [function] [call site] 00325