Fuzz introspector: libxml2/fuzz/regexp.c
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
503 0 EP call site: 00000 xmlRegexpCompile

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 xmlFuzzDataInit [function] [call site] 00001
2 xmlMalloc [function] [call site] 00002
2 xmlHashCreate [function] [call site] 00003
3 xmlInitParser [function] [call site] 00004
4 pthread_once [function] [call site] 00005
4 InitOnceExecuteOnce [function] [call site] 00006
4 xmlInitParserInternal [function] [call site] 00007
5 xmlInitRandom [function] [call site] 00008
6 xmlInitMutex [function] [call site] 00009
7 pthread_mutex_init [function] [call site] 00010
7 InitializeCriticalSection [function] [call site] 00011
6 BCryptGenRandom [function] [call site] 00012
6 BCRYPT_SUCCESS [function] [call site] 00013
6 GetLastError [function] [call site] 00020
6 getentropy [function] [call site] 00021
5 xmlInitMemoryInternal [function] [call site] 00027
6 xmlInitMutex [function] [call site] 00028
5 xmlInitThreadsInternal [function] [call site] 00029
6 xmlInitRMutex [function] [call site] 00030
7 pthread_mutex_init [function] [call site] 00031
7 pthread_cond_init [function] [call site] 00032
7 InitializeCriticalSection [function] [call site] 00033
5 xmlInitGlobalsInternal [function] [call site] 00034
6 xmlInitMutex [function] [call site] 00035
6 pthread_key_create [function] [call site] 00036
6 xmlInitGlobalState [function] [call site] 00038
7 xmlGlobalRandom [function] [call site] 00039
8 xmlMutexLock [function] [call site] 00040
9 pthread_mutex_lock [function] [call site] 00041
9 EnterCriticalSection [function] [call site] 00042
8 xmlMutexUnlock [function] [call site] 00047
9 pthread_mutex_unlock [function] [call site] 00048
9 LeaveCriticalSection [function] [call site] 00049
7 xmlGlobalRandom [function] [call site] 00050
7 xmlMutexLock [function] [call site] 00052
7 xmlMutexUnlock [function] [call site] 00053
7 pthread_setspecific [function] [call site] 00054
7 TlsSetValue [function] [call site] 00055
7 xmlRegisterGlobalStateDtor [function] [call site] 00056
8 GetCurrentProcess [function] [call site] 00057
8 DuplicateHandle [function] [call site] 00058
8 GetCurrentThread [function] [call site] 00059
8 RegisterWaitForSingleObject [function] [call site] 00060
8 CloseHandle [function] [call site] 00061
5 xmlInitDictInternal [function] [call site] 00062
6 xmlInitMutex [function] [call site] 00063
5 xmlInitEncodingInternal [function] [call site] 00064
5 xmlInitXPathInternal [function] [call site] 00065
6 xmlXPathSFComputeHash [function] [call site] 00066
5 xmlInitIOCallbacks [function] [call site] 00067
5 xmlInitCatalogInternal [function] [call site] 00068
6 xmlInitRMutex [function] [call site] 00070
5 xmlInitSchemasTypesInternal [function] [call site] 00071
6 xmlInitMutex [function] [call site] 00072
5 xmlInitRelaxNGInternal [function] [call site] 00073
6 xmlInitMutex [function] [call site] 00074
3 xmlMalloc [function] [call site] 00075
3 xmlRandom [function] [call site] 00076
4 xoroshiro64ss [function] [call site] 00077
4 xmlGetLocalRngState [function] [call site] 00078
5 xmlGetThreadLocalStorage [function] [call site] 00079
6 xmlInitParser [function] [call site] 00080
6 xmlInitGlobalState [function] [call site] 00081
6 pthread_getspecific [function] [call site] 00082
6 xmlNewGlobalState [function] [call site] 00083
7 xmlInitGlobalState [function] [call site] 00087
6 TlsGetValue [function] [call site] 00088
6 xmlNewGlobalState [function] [call site] 00089
1 xmlFuzzReadInt [function] [call site] 00095
1 xmlFuzzReadString [function] [call site] 00096
1 xmlFuzzInjectFailure [function] [call site] 00097
1 xmlRegexpCompile [function] [call site] 00098
2 xmlRegStatePush [function] [call site] 00107
3 xmlGrowCapacity [function] [call site] 00108
3 xmlRegexpErrMemory [function] [call site] 00109
4 xmlRaiseMemoryError [function] [call site] 00110
5 xmlGetLastErrorInternal [function] [call site] 00111
6 xmlGetThreadLocalStorage [function] [call site] 00112
5 xmlResetLastError [function] [call site] 00113
6 xmlGetLastErrorInternal [function] [call site] 00114
5 xmlResetError [function] [call site] 00122
5 xmlStructuredError [function] [call site] 00124
3 xmlRealloc [function] [call site] 00126
3 xmlRegexpErrMemory [function] [call site] 00127
3 xmlRegNewState [function] [call site] 00128
4 xmlMalloc [function] [call site] 00129
4 xmlRegexpErrMemory [function] [call site] 00130
2 xmlFAParseRegExp [function] [call site] 00132
3 xmlFAParseBranch [function] [call site] 00133
4 xmlFAParsePiece [function] [call site] 00134
5 xmlFAParseAtom [function] [call site] 00135
6 xmlFAIsChar [function] [call site] 00136
7 xmlGetUTF8Char [function] [call site] 00137
6 xmlRegNewAtom [function] [call site] 00139
7 xmlMalloc [function] [call site] 00140
7 xmlRegexpErrMemory [function] [call site] 00141
6 xmlGetUTF8Char [function] [call site] 00143
6 xmlFAGenerateEpsilonTransition [function] [call site] 00147
7 xmlRegStatePush [function] [call site] 00148
7 xmlRegStateAddTrans [function] [call site] 00149
8 xmlGrowCapacity [function] [call site] 00152
8 xmlRegexpErrMemory [function] [call site] 00153
8 xmlRealloc [function] [call site] 00154
8 xmlRegexpErrMemory [function] [call site] 00155
8 xmlRegStateAddTransTo [function] [call site] 00156
9 xmlGrowCapacity [function] [call site] 00157
9 xmlRegexpErrMemory [function] [call site] 00158
9 xmlRealloc [function] [call site] 00159
9 xmlRegexpErrMemory [function] [call site] 00160
6 xmlFAGenerateEpsilonTransition [function] [call site] 00161
6 xmlFAParseRegExp [function] [call site] 00162
6 xmlRegNewAtom [function] [call site] 00164
6 xmlFAParseCharClass [function] [call site] 00165
7 xmlRegNewAtom [function] [call site] 00166
7 xmlFAParseCharGroup [function] [call site] 00167
8 xmlFAParsePosCharGroup [function] [call site] 00168
9 xmlFAParseCharClassEsc [function] [call site] 00169
10 xmlRegNewAtom [function] [call site] 00170
10 xmlRegAtomAddRange [function] [call site] 00171
11 xmlGrowCapacity [function] [call site] 00174
11 xmlRegexpErrMemory [function] [call site] 00175
11 xmlRealloc [function] [call site] 00176
11 xmlRegexpErrMemory [function] [call site] 00177
11 xmlRegNewRange [function] [call site] 00178
12 xmlMalloc [function] [call site] 00179
12 xmlRegexpErrMemory [function] [call site] 00180
10 xmlFAParseCharProp [function] [call site] 00183
11 xmlStrndup [function] [call site] 00185
11 xmlRegexpErrMemory [function] [call site] 00186
11 xmlRegNewAtom [function] [call site] 00188
11 xmlRegAtomAddRange [function] [call site] 00190
10 xmlFAParseCharProp [function] [call site] 00194
10 xmlRegNewAtom [function] [call site] 00196
10 parse_escaped_codepoint [function] [call site] 00197
11 parse_escaped_codeunit [function] [call site] 00198
11 parse_escaped_codeunit [function] [call site] 00200
10 xmlRegAtomAddRange [function] [call site] 00202
10 xmlRegNewAtom [function] [call site] 00203
10 xmlRegAtomAddRange [function] [call site] 00204
8 xmlFAParseCharGroup [function] [call site] 00226
8 xmlFAParsePosCharGroup [function] [call site] 00228
7 xmlFAParseCharClassEsc [function] [call site] 00230
5 xmlFAParseQuantifier [function] [call site] 00232
6 xmlFAParseQuantExact [function] [call site] 00233
6 xmlFAParseQuantExact [function] [call site] 00235
4 xmlFAGenerateEpsilonTransition [function] [call site] 00238
4 xmlFAGenerateTransitions [function] [call site] 00239
5 xmlFAGenerateEpsilonTransition [function] [call site] 00241
5 xmlRegStatePush [function] [call site] 00242
5 xmlFAGenerateEpsilonTransition [function] [call site] 00243
5 xmlFAGenerateEpsilonTransition [function] [call site] 00244
5 xmlFAGenerateEpsilonTransition [function] [call site] 00245
5 xmlFAGenerateEpsilonTransition [function] [call site] 00246
5 xmlFAGenerateEpsilonTransition [function] [call site] 00247
5 xmlFAGenerateEpsilonTransition [function] [call site] 00248
5 xmlFAGenerateEpsilonTransition [function] [call site] 00249
5 xmlRegStatePush [function] [call site] 00250
5 xmlRegCopyAtom [function] [call site] 00251
6 xmlMalloc [function] [call site] 00252
6 xmlRegexpErrMemory [function] [call site] 00253
6 xmlMalloc [function] [call site] 00255
6 xmlRegexpErrMemory [function] [call site] 00256
6 xmlRegCopyRange [function] [call site] 00257
7 xmlRegNewRange [function] [call site] 00258
7 xmlStrdup [function] [call site] 00259
7 xmlRegexpErrMemory [function] [call site] 00260
7 xmlRegFreeRange [function] [call site] 00261
5 xmlFAGenerateTransitions [function] [call site] 00271
5 xmlRegFreeAtom [function] [call site] 00272
5 xmlRegGetCounter [function] [call site] 00273
6 xmlGrowCapacity [function] [call site] 00274
6 xmlRegexpErrMemory [function] [call site] 00275
6 xmlRealloc [function] [call site] 00276
6 xmlRegexpErrMemory [function] [call site] 00277
5 xmlFAGenerateCountedEpsilonTransition [function] [call site] 00278
6 xmlRegStatePush [function] [call site] 00279
6 xmlRegStateAddTrans [function] [call site] 00280
5 xmlFAGenerateCountedTransition [function] [call site] 00281
6 xmlRegStatePush [function] [call site] 00282
6 xmlRegStateAddTrans [function] [call site] 00283
5 xmlFAGenerateEpsilonTransition [function] [call site] 00284
5 xmlRegGetCounter [function] [call site] 00285
5 xmlFAGenerateCountedTransition [function] [call site] 00286
5 xmlFAGenerateCountedEpsilonTransition [function] [call site] 00287
5 xmlFAGenerateEpsilonTransition [function] [call site] 00288
5 xmlRegAtomPush [function] [call site] 00289
6 xmlGrowCapacity [function] [call site] 00291
6 xmlRegexpErrMemory [function] [call site] 00292
6 xmlRealloc [function] [call site] 00293
6 xmlRegexpErrMemory [function] [call site] 00294
5 xmlRegStatePush [function] [call site] 00295
5 xmlFAGenerateEpsilonTransition [function] [call site] 00296
5 xmlRegFreeAtom [function] [call site] 00297
5 xmlRegStatePush [function] [call site] 00298
5 xmlRegStatePush [function] [call site] 00299
5 xmlFAGenerateEpsilonTransition [function] [call site] 00300
5 xmlRegStateAddTrans [function] [call site] 00301
5 xmlFAGenerateEpsilonTransition [function] [call site] 00302
5 xmlFAGenerateEpsilonTransition [function] [call site] 00303
5 xmlRegStateAddTrans [function] [call site] 00304
5 xmlRegStateAddTrans [function] [call site] 00305
5 xmlFAGenerateEpsilonTransition [function] [call site] 00306
5 xmlRegAtomPush [function] [call site] 00307
4 xmlRegFreeAtom [function] [call site] 00308
4 xmlFAParsePiece [function] [call site] 00309
4 xmlFAGenerateTransitions [function] [call site] 00310
4 xmlRegFreeAtom [function] [call site] 00311
3 xmlFAParseBranch [function] [call site] 00312
2 xmlFAEliminateEpsilonTransitions [function] [call site] 00314
3 xmlFAEliminateSimpleEpsilonTransitions [function] [call site] 00315
4 xmlRegStateAddTrans [function] [call site] 00316
3 xmlFAReduceEpsilonTransitions [function] [call site] 00321
4 xmlRegStateAddTrans [function] [call site] 00322
4 xmlFAReduceEpsilonTransitions [function] [call site] 00323
4 xmlRegStateAddTrans [function] [call site] 00324
3 xmlFAFinishReduceEpsilonTransitions [function] [call site] 00325
4 xmlFAFinishReduceEpsilonTransitions [function] [call site] 00326
3 xmlRegFreeState [function] [call site] 00327
2 xmlRegEpxFromParse [function] [call site] 00328
3 xmlMalloc [function] [call site] 00329
3 xmlRegexpErrMemory [function] [call site] 00330
3 xmlRegexpIsDeterminist [function] [call site] 00332
4 xmlNewAutomata [function] [call site] 00333
5 xmlRegNewParserCtxt [function] [call site] 00334
5 xmlRegStatePush [function] [call site] 00335
5 xmlFreeAutomata [function] [call site] 00336
6 xmlRegFreeParserCtxt [function] [call site] 00337
4 xmlRegFreeState [function] [call site] 00345
4 xmlFAComputesDeterminism [function] [call site] 00347
5 xmlFAEqualAtoms [function] [call site] 00348
5 xmlFACompareAtoms [function] [call site] 00351
6 xmlFACompareAtomTypes [function] [call site] 00352
6 xmlStrchr [function] [call site] 00353
6 xmlStrchr [function] [call site] 00354
6 xmlRegStrEqualWildcard [function] [call site] 00355
6 xmlRegCheckCharacter [function] [call site] 00356
7 xmlRegCheckCharacterRange [function] [call site] 00358
8 IS_LETTER [function] [call site] 00359
8 IS_LETTER [function] [call site] 00360
8 IS_COMBINING [function] [call site] 00362
8 IS_EXTENDER [function] [call site] 00363
8 xmlUCSIsCatNd [function] [call site] 00364
8 xmlUCSIsCatP [function] [call site] 00365
8 xmlUCSIsCatZ [function] [call site] 00366
8 xmlUCSIsCatC [function] [call site] 00367
8 xmlUCSIsCatL [function] [call site] 00368
8 xmlUCSIsCatLu [function] [call site] 00369
8 xmlUCSIsCatLl [function] [call site] 00370
8 xmlUCSIsCatLt [function] [call site] 00371
8 xmlUCSIsCatLm [function] [call site] 00372
8 xmlUCSIsCatLo [function] [call site] 00373
8 xmlUCSIsCatM [function] [call site] 00374
8 xmlUCSIsCatMn [function] [call site] 00375
8 xmlUCSIsCatMc [function] [call site] 00376
8 xmlUCSIsCatMe [function] [call site] 00377
8 xmlUCSIsCatN [function] [call site] 00378
8 xmlUCSIsCatNd [function] [call site] 00379
8 xmlUCSIsCatNl [function] [call site] 00380
8 xmlUCSIsCatNo [function] [call site] 00381
8 xmlUCSIsCatP [function] [call site] 00382
8 xmlUCSIsCatPc [function] [call site] 00383
8 xmlUCSIsCatPd [function] [call site] 00384
8 xmlUCSIsCatPs [function] [call site] 00385
8 xmlUCSIsCatPe [function] [call site] 00386
8 xmlUCSIsCatPi [function] [call site] 00387
8 xmlUCSIsCatPf [function] [call site] 00388
8 xmlUCSIsCatPo [function] [call site] 00389
8 xmlUCSIsCatZ [function] [call site] 00390
8 xmlUCSIsCatZs [function] [call site] 00391
8 xmlUCSIsCatZl [function] [call site] 00392
8 xmlUCSIsCatZp [function] [call site] 00393
8 xmlUCSIsCatS [function] [call site] 00394
8 xmlUCSIsCatSm [function] [call site] 00395
8 xmlUCSIsCatSc [function] [call site] 00396
8 xmlUCSIsCatSk [function] [call site] 00397
8 xmlUCSIsCatSo [function] [call site] 00398
8 xmlUCSIsCatC [function] [call site] 00399
8 xmlUCSIsCatCc [function] [call site] 00400
8 xmlUCSIsCatCf [function] [call site] 00401
8 xmlUCSIsCatCo [function] [call site] 00402
8 xmlUCSIsBlock [function] [call site] 00403
9 xmlUnicodeLookup [function] [call site] 00404
9 xmlCharInRange [function] [call site] 00406
7 xmlRegCheckCharacterRange [function] [call site] 00407
7 xmlRegCheckCharacterRange [function] [call site] 00408
7 xmlRegCheckCharacterRange [function] [call site] 00409
6 xmlFACompareRanges [function] [call site] 00410
7 xmlRegCheckCharacterRange [function] [call site] 00411
7 xmlStrEqual [function] [call site] 00412
5 xmlFAEqualAtoms [function] [call site] 00413
5 xmlFARecurseDeterminism [function] [call site] 00414
6 xmlFARecurseDeterminism [function] [call site] 00415
6 xmlFACompareAtoms [function] [call site] 00416
6 xmlFAEqualAtoms [function] [call site] 00417
5 xmlFAFinishRecurseDeterminism [function] [call site] 00418
6 xmlFAFinishRecurseDeterminism [function] [call site] 00419
4 xmlFreeAutomata [function] [call site] 00420
3 xmlRegexpErrMemory [function] [call site] 00421
3 xmlMalloc [function] [call site] 00423
3 xmlRegexpErrMemory [function] [call site] 00424
3 xmlMalloc [function] [call site] 00426
3 xmlRegexpErrMemory [function] [call site] 00427
3 xmlMalloc [function] [call site] 00430
3 xmlRegexpErrMemory [function] [call site] 00431
3 xmlStrEqual [function] [call site] 00435
3 xmlStrdup [function] [call site] 00436
3 xmlRegCalloc2 [function] [call site] 00447
3 xmlRegCalloc2 [function] [call site] 00455
3 xmlRegexpErrMemory [function] [call site] 00456
3 xmlRegFreeState [function] [call site] 00463
3 xmlRegFreeAtom [function] [call site] 00465
2 xmlRegFreeParserCtxt [function] [call site] 00469
1 xmlFuzzMallocFailed [function] [call site] 00470
1 xmlFuzzInjectFailure [function] [call site] 00485
1 xmlResetLastError [function] [call site] 00503