Fuzz introspector: ParserCompatibilityFuzzer
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
214 0 EP call site: 00000 [org.safere.fuzz.ParserCompatibilityFuzzer].assertOperandFreePossessiveCountedRepeatMatchesJdk(com.code_intelligence.jazzer.api.FuzzedDataProvider)

Fuzzer calltree

0 [org.safere.fuzz.ParserCompatibilityFuzzer].fuzzerTestOneInput(com.code_intelligence.jazzer.api.FuzzedDataProvider) [function] [call site] 00000
1 [org.safere.fuzz.FuzzSupport].consumeParserFlags(com.code_intelligence.jazzer.api.FuzzedDataProvider) [function] [call site] 00001
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00002
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00003
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00004
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00005
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00006
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(String[]) [function] [call site] 00007
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(String[]) [function] [call site] 00008
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00009
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(String[]) [function] [call site] 00010
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(String[]) [function] [call site] 00011
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(String[]) [function] [call site] 00012
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(String[]) [function] [call site] 00013
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(String[]) [function] [call site] 00014
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(String[]) [function] [call site] 00015
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(String[]) [function] [call site] 00016
1 [org.safere.fuzz.FuzzSupport].assertFullMatchesJdk(org.safere.fuzz.ParserCompatibilityFuzzer,org.safere.fuzz.ParserCompatibilityFuzzer,java.util.List<String>) [function] [call site] 00017
1 [org.safere.fuzz.ParserCompatibilityFuzzer].assertOperandFreePossessiveCountedRepeatMatchesJdk(com.code_intelligence.jazzer.api.FuzzedDataProvider) [function] [call site] 00018
2 [java.util.List].of(String,String,String,String,String,String,String) [function] [call site] 00019
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(org.safere.fuzz.ParserCompatibilityFuzzer) [function] [call site] 00020
2 [java.util.List].of(String,String,String,String) [function] [call site] 00021
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(org.safere.fuzz.ParserCompatibilityFuzzer) [function] [call site] 00022
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00023
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00024
2 [java.util.List].of(String,String,String) [function] [call site] 00025
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].pickValue(org.safere.fuzz.ParserCompatibilityFuzzer) [function] [call site] 00026
2 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00027
2 [org.safere.Pattern].compile(org.safere.fuzz.ParserCompatibilityFuzzer,org.safere.fuzz.ParserCompatibilityFuzzer) [function] [call site] 00028
2 [java.util.List].of(String,String,String,String,String,String,String,String) [function] [call site] 00029
2 [org.safere.fuzz.ParserCompatibilityFuzzer].matcher(org.safere.fuzz.ParserCompatibilityFuzzer) [function] [call site] 00030
2 [org.safere.Pattern].matcher(org.safere.fuzz.ParserCompatibilityFuzzer) [function] [call site] 00031
2 [org.safere.fuzz.ParserCompatibilityFuzzer].matches() [function] [call site] 00032
2 [org.safere.Matcher].matches() [function] [call site] 00033
3 [org.safere.Matcher].beginDiagnostics(org.safere.Matcher) [function] [call site] 00034
3 [org.safere.Matcher].matchesImpl() [function] [call site] 00035
4 [org.safere.Matcher].prepareAnchoredAttempt() [function] [call site] 00036
5 [org.safere.Matcher].rememberPreviousMatchEnd() [function] [call site] 00037
6 [org.safere.Matcher].resolveCaptures() [function] [call site] 00038
7 [org.safere.Pattern].prog() [function] [call site] 00039
7 [org.safere.Matcher].activeScanner() [function] [call site] 00040
8 [org.safere.StringInputScanner].<init>(String) [function] [call site] 00041
7 [org.safere.Matcher].enginePathOptions() [function] [call site] 00042
8 [org.safere.Pattern].enginePathOptions() [function] [call site] 00043
7 [EnginePathOptions].onePass() [function] [call site] 00044
7 [org.safere.Pattern].canOnePassSubmatch() [function] [call site] 00045
8 [org.safere.Pattern].onePassAnalysis() [function] [call site] 00046
9 [AstAnalysis].hasLazy() [function] [call site] 00047
9 [org.safere.Prog].numCaptures() [function] [call site] 00048
9 [org.safere.OnePass].build(org.safere.Prog) [function] [call site] 00049
10 [org.safere.Prog].start() [function] [call site] 00050
10 [org.safere.Prog].numCaptures() [function] [call site] 00051
10 [org.safere.OnePass].buildBoundaries(org.safere.Prog) [function] [call site] 00052
11 [org.safere.IntArrayList].<init>() [function] [call site] 00053
12 [org.safere.IntArrayList].<init>(int) [function] [call site] 00054
11 [org.safere.IntArrayList].add(int) [function] [call site] 00055
12 [java.util.Arrays].copyOf(int[],int) [function] [call site] 00056
11 [org.safere.IntArrayList].add(int) [function] [call site] 00057
11 [org.safere.Prog].size() [function] [call site] 00058
12 [java.util.List<org.safere.Inst>].size() [function] [call site] 00059
11 [org.safere.Prog].inst(org.safere.OnePass) [function] [call site] 00060
11 [org.safere.IntArrayList].add(int) [function] [call site] 00061
11 [org.safere.IntArrayList].add(int) [function] [call site] 00062
11 [org.safere.Inst].simpleFold(org.safere.OnePass) [function] [call site] 00063
11 [org.safere.IntArrayList].add(int) [function] [call site] 00064
11 [org.safere.IntArrayList].add(int) [function] [call site] 00065
11 [org.safere.Inst].simpleFold(int) [function] [call site] 00066
11 [org.safere.IntArrayList].add() [function] [call site] 00067
11 [org.safere.IntArrayList].add(int) [function] [call site] 00068
11 [org.safere.IntArrayList].toSortedUniqueArray() [function] [call site] 00069
12 [java.util.Arrays].sort(org.safere.IntArrayList,int,int) [function] [call site] 00070
12 [org.safere.IntArrayList].mergeRuns(org.safere.IntArrayList,int,org.safere.IntArrayList) [function] [call site] 00071
12 [java.util.Arrays].copyOf(int[],org.safere.IntArrayList) [function] [call site] 00072
10 [org.safere.OnePass].maxOnePassStates(org.safere.Prog) [function] [call site] 00073
11 [org.safere.Prog].size() [function] [call site] 00074
11 [org.safere.Prog].inst(org.safere.OnePass) [function] [call site] 00075
10 [org.safere.OnePass].exceedsActionBudget(int,org.safere.OnePass) [function] [call site] 00076
10 [org.safere.Prog].size() [function] [call site] 00077
10 [java.util.Arrays].fill(org.safere.OnePass) [function] [call site] 00078
10 [org.safere.OnePass.BuildTables].<init>(org.safere.OnePass,int) [function] [call site] 00079
10 [org.safere.Prog].start() [function] [call site] 00080
10 [org.safere.OnePass.BuildTables].addState() [function] [call site] 00081
11 [org.safere.OnePass.BuildTables].ensureStateCapacity(int) [function] [call site] 00082
12 [java.util.Arrays].copyOf(long[],org.safere.OnePass.BuildTables) [function] [call site] 00083
12 [java.util.Arrays].copyOf(long[],org.safere.OnePass.BuildTables) [function] [call site] 00084
11 [java.util.Arrays].fill(long[],org.safere.OnePass.BuildTables,org.safere.OnePass.BuildTables,org.safere.OnePass.BuildTables) [function] [call site] 00085
11 [java.util.Arrays].fill(long[],org.safere.OnePass.BuildTables,org.safere.OnePass.BuildTables,org.safere.OnePass.BuildTables) [function] [call site] 00086
10 [org.safere.Prog].size() [function] [call site] 00087
10 [org.safere.Prog].size() [function] [call site] 00088
10 [java.util.Arrays].fill(org.safere.OnePass) [function] [call site] 00089
10 [org.safere.Prog].size() [function] [call site] 00090
10 [org.safere.Prog].inst(org.safere.OnePass) [function] [call site] 00091
10 [java.util.Arrays].copyOf(org.safere.OnePass,int) [function] [call site] 00092
10 [java.util.Arrays].copyOf(org.safere.OnePass,int) [function] [call site] 00093
10 [java.util.Arrays].copyOf(org.safere.OnePass,int) [function] [call site] 00094
10 [java.util.Arrays].copyOf(org.safere.OnePass,int) [function] [call site] 00095
10 [java.util.Arrays].copyOf(org.safere.OnePass,int) [function] [call site] 00096
10 [org.safere.Inst].matchesChar(org.safere.OnePass) [function] [call site] 00097
10 [org.safere.OnePass.BuildTables].stateCount() [function] [call site] 00098
10 [org.safere.OnePass.BuildTables].addState() [function] [call site] 00099
10 [org.safere.OnePass.BuildTables].stateCount() [function] [call site] 00100
10 [org.safere.OnePass.BuildTables].addState() [function] [call site] 00101
10 [org.safere.OnePass].encodeAction(int,org.safere.OnePass,org.safere.OnePass) [function] [call site] 00102
10 [org.safere.OnePass.BuildTables].matchAction(org.safere.OnePass) [function] [call site] 00103
10 [org.safere.OnePass.BuildTables].setMatchAction(org.safere.OnePass,long) [function] [call site] 00104
10 [org.safere.OnePass].encodeAction(org.safere.OnePass,org.safere.OnePass) [function] [call site] 00105
10 [org.safere.OnePass.BuildTables].action(org.safere.OnePass,org.safere.OnePass) [function] [call site] 00106
10 [org.safere.OnePass.BuildTables].setAction(org.safere.OnePass,org.safere.OnePass,long) [function] [call site] 00107
10 [org.safere.OnePass.BuildTables].actions() [function] [call site] 00108
10 [org.safere.OnePass.BuildTables].matchActions() [function] [call site] 00109
11 [java.util.Arrays].copyOf(long[],org.safere.OnePass.BuildTables) [function] [call site] 00110
10 [org.safere.Prog].anchorEnd() [function] [call site] 00111
10 [org.safere.Prog].dollarAnchorEnd() [function] [call site] 00112
10 [org.safere.Prog].dollarAnchorUnixLines() [function] [call site] 00113
10 [org.safere.Prog].hasGraphemeSemantics() [function] [call site] 00114
10 [org.safere.OnePass].<init>(org.safere.OnePass,org.safere.OnePass,int[],boolean,boolean,boolean,boolean) [function] [call site] 00115
9 [org.safere.OnePass].search(String,boolean,int) [function] [call site] 00116
10 [org.safere.StringInputScanner].<init>(String) [function] [call site] 00117
10 [String].length() [function] [call site] 00118
10 [org.safere.OnePass].search(org.safere.StringInputScanner,int,org.safere.OnePass,boolean,int) [function] [call site] 00119
9 [AstAnalysis].hasNullableAlt() [function] [call site] 00120
9 [org.safere.Prog].hasGraphemeSemantics() [function] [call site] 00121
9 [org.safere.Prog].anchorStart() [function] [call site] 00122
9 [OnePassAnalysis].<init>(org.safere.OnePass,org.safere.Pattern,org.safere.Pattern,org.safere.Pattern) [function] [call site] 00123
8 [OnePassAnalysis].canSubmatch() [function] [call site] 00124
7 [org.safere.Pattern].astAnalysis() [function] [call site] 00125
7 [AstAnalysis].hasNullableAlt() [function] [call site] 00126
7 [org.safere.Matcher].diagnosticCapture(org.safere.Matcher) [function] [call site] 00127
7 [org.safere.Prog].numCaptures() [function] [call site] 00128
7 [org.safere.Pattern].onePass() [function] [call site] 00129
8 [org.safere.Pattern].onePassAnalysis() [function] [call site] 00130
8 [OnePassAnalysis].onePass() [function] [call site] 00131
7 [org.safere.Prog].numCaptures() [function] [call site] 00132
7 [org.safere.OnePass].search(org.safere.InputScanner,int,int,boolean,int,int[],int[]) [function] [call site] 00133
8 [org.safere.OnePass].create(org.safere.InputScanner,boolean) [function] [call site] 00134
8 [org.safere.OnePass].search(org.safere.InputScanner,int,int,boolean,int,int[],int[],org.safere.OnePass) [function] [call site] 00135
7 [org.safere.Prog].numCaptures() [function] [call site] 00136
7 [org.safere.Matcher].searchWithBitStateOrNfa(org.safere.Prog,org.safere.InputScanner,int,int,int,int,boolean,boolean,boolean,int,boolean,int[]) [function] [call site] 00137
8 [org.safere.BitState].maxTextSize(org.safere.Prog) [function] [call site] 00138
9 [org.safere.Prog].size() [function] [call site] 00139
8 [org.safere.Matcher].enginePathOptions() [function] [call site] 00140
8 [EnginePathOptions].bitState() [function] [call site] 00141
8 [org.safere.Prog].hasGraphemeSemantics() [function] [call site] 00142
8 [org.safere.Prog].hasGraphemeSemantics() [function] [call site] 00143
8 [org.safere.Prog].numLoopRegs() [function] [call site] 00144
8 [org.safere.Prog].anchorEnd() [function] [call site] 00145
8 [org.safere.InputScanner].length() [function] [call site] 00146
8 [org.safere.Prog].anchorStart() [function] [call site] 00147
8 [org.safere.Prog].anchorEnd() [function] [call site] 00148
8 [org.safere.Pattern].borrowBitState() [function] [call site] 00149
9 [ThreadLocal<org.safere.BitState>].get() [function] [call site] 00150
9 [ThreadLocal<org.safere.BitState>].set(null) [function] [call site] 00151
8 [org.safere.BitState].getOrCreate(org.safere.BitState,org.safere.Prog,org.safere.InputScanner,int,org.safere.Matcher,org.safere.Matcher,boolean,org.safere.Matcher) [function] [call site] 00152
8 [org.safere.BitState].doSearchWindow(int,int,org.safere.Matcher,org.safere.Matcher) [function] [call site] 00153
8 [org.safere.BitState].doSearch(int,int,org.safere.Matcher,org.safere.Matcher) [function] [call site] 00154
8 [org.safere.Pattern].returnBitState(org.safere.BitState) [function] [call site] 00155
9 [org.safere.BitState].releaseInput() [function] [call site] 00156
9 [ThreadLocal<org.safere.BitState>].set(org.safere.BitState) [function] [call site] 00157
8 [org.safere.BitState].budgetExceeded() [function] [call site] 00158
8 [org.safere.Matcher].diagnosticExact(org.safere.Matcher) [function] [call site] 00159
8 [org.safere.Matcher].diagnosticDecision(org.safere.Matcher,org.safere.Matcher) [function] [call site] 00160
8 [org.safere.Matcher].diagnosticDecision(org.safere.Matcher,org.safere.Matcher) [function] [call site] 00161
8 [org.safere.Matcher].diagnosticExact(org.safere.Matcher) [function] [call site] 00162
8 [org.safere.Matcher].searchNfa(org.safere.Prog,int,int,int,int,int,org.safere.Matcher,org.safere.Matcher,boolean,int[]) [function] [call site] 00163
4 [org.safere.Matcher].cannotMatchLength(org.safere.Matcher) [function] [call site] 00164
4 [org.safere.Matcher].applyFailedMatchResult() [function] [call site] 00165
5 [org.safere.Matcher].clearDeferredCaptureState() [function] [call site] 00166
4 [org.safere.Matcher].getTextLength() [function] [call site] 00167
5 [String].length() [function] [call site] 00168
5 [org.safere.InputScanner].length() [function] [call site] 00169
4 [org.safere.Matcher].regionTextAnchorCannotMatch() [function] [call site] 00170
5 [org.safere.Pattern].prog() [function] [call site] 00171
5 [org.safere.Prog].anchorStart() [function] [call site] 00172
5 [org.safere.Prog].anchorEnd() [function] [call site] 00173
5 [org.safere.Matcher].regionEndCanSatisfyTextEnd(org.safere.Prog) [function] [call site] 00174
6 [org.safere.Matcher].getTextLength() [function] [call site] 00175
6 [org.safere.Prog].hasGraphemeSemantics() [function] [call site] 00176
6 [org.safere.Matcher].regionEndsInsideSurrogatePair() [function] [call site] 00177
7 [org.safere.Matcher].getTextLength() [function] [call site] 00178
7 [org.safere.Matcher].activeScanner() [function] [call site] 00179
7 [org.safere.InputScanner].isCodePointBoundary(int) [function] [call site] 00180
6 [org.safere.Prog].dollarAnchorEnd() [function] [call site] 00181
6 [org.safere.Matcher].activeScanner() [function] [call site] 00182
6 [org.safere.Prog].dollarAnchorUnixLines() [function] [call site] 00183
6 [org.safere.InputScanner].trailingLineTerminatorStart(boolean,int) [function] [call site] 00184
4 [org.safere.Matcher].applyFailedMatchResult() [function] [call site] 00185
4 [org.safere.Pattern].prog() [function] [call site] 00186
4 [org.safere.Matcher].needsFullTextRegionContext(org.safere.Matcher,org.safere.Prog) [function] [call site] 00187
4 [org.safere.Matcher].matchesTransparentRegion() [function] [call site] 00188
5 [org.safere.Pattern].prog() [function] [call site] 00189
5 [org.safere.Matcher].graphemeConsumeEndPos(org.safere.Prog,int) [function] [call site] 00190
6 [org.safere.Prog].hasGraphemeClusterInstruction() [function] [call site] 00191
6 [org.safere.Matcher].getTextLength() [function] [call site] 00192
6 [org.safere.Matcher].activeScanner() [function] [call site] 00193
6 [org.safere.InputScanner].isCodePointBoundary(int) [function] [call site] 00194
5 [org.safere.Matcher].searchWithBitStateOrNfa(org.safere.Prog,org.safere.InputScanner,int,int,int,int,boolean,boolean,boolean,int,boolean,int[]) [function] [call site] 00195
5 [org.safere.Matcher].applyFullMatchResult(int[]) [function] [call site] 00196
6 [org.safere.Matcher].clearDeferredCaptureState() [function] [call site] 00197
4 [org.safere.Utf8InputScanner].slice(int,int) [function] [call site] 00198
5 [org.safere.Utf8InputScanner].<init>(org.safere.Utf8InputScanner,org.safere.Utf8InputScanner,org.safere.Utf8InputScanner) [function] [call site] 00199
4 [org.safere.Pattern].preparedMatchRunner(org.safere.Matcher) [function] [call site] 00200
4 [Matcher.PreparedMatchRunner].matches() [function] [call site] 00201
4 [org.safere.Matcher].resolveCapturesBeforeRestoringRegion() [function] [call site] 00202
5 [org.safere.Matcher].activeScanner() [function] [call site] 00203
5 [org.safere.InputScanner].length() [function] [call site] 00204
5 [org.safere.Matcher].resolveCaptures() [function] [call site] 00205
3 [org.safere.Matcher].matchesImpl() [function] [call site] 00206
3 [org.safere.Matcher].completeDiagnostics(DiagnosticOperation) [function] [call site] 00207
3 [org.safere.Matcher].abortDiagnostics(DiagnosticOperation) [function] [call site] 00208
2 [AssertionError].<init>(String) [function] [call site] 00209
2 [org.safere.fuzz.ParserCompatibilityFuzzer].groupCount() [function] [call site] 00210
2 [org.safere.Matcher].group(org.safere.fuzz.ParserCompatibilityFuzzer) [function] [call site] 00211
2 [org.safere.fuzz.ParserCompatibilityFuzzer].group(org.safere.fuzz.ParserCompatibilityFuzzer) [function] [call site] 00212
2 [java.util.Objects].equals(String,org.safere.fuzz.ParserCompatibilityFuzzer) [function] [call site] 00213
2 [AssertionError].<init>(String) [function] [call site] 00214