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	108	[org.apache.pdfbox.pdfparser.PDFStreamParser].parseNextToken()	call site: 00108
6	8	[org.apache.pdfbox.io.RandomAccessReadBuffer]. (org.apache.pdfbox.io.RandomAccessReadBuffer)	call site: 00008
3	2	[com.example.PDFStreamParserFuzzer].myFuzzTest(com.code_intelligence.jazzer.api.FuzzedDataProvider)	call site: 00002
2	83	[org.apache.pdfbox.cos.COSUpdateState].setOriginDocumentState(org.apache.pdfbox.cos.COSDocumentState,boolean)	call site: 00083	[org.apache.pdfbox.cos.COSUpdateState].setOriginDocumentState(org.apache.pdfbox.cos.COSDocumentState,boolean)
1	47	[org.apache.pdfbox.pdfparser.PDFStreamParser].parseNextToken()	call site: 00047
1	55	[org.apache.pdfbox.pdfparser.PDFStreamParser].parseNextToken()	call site: 00055	[org.apache.pdfbox.cos.COSDictionary].removeItem(org.apache.pdfbox.cos.COSName)
1	66	[org.apache.pdfbox.cos.COSDictionary].setItem(org.apache.pdfbox.cos.COSName,org.apache.pdfbox.cos.COSBase)	call site: 00066

Fuzzer calltree


         [com.example.PDFStreamParserFuzzer].myFuzzTest(com.code_intelligence.jazzer.api.FuzzedDataProvider)

[function] [call site] 00000


           [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeRemainingAsBytes()

[function] [call site] 00001


           [org.apache.pdfbox.pdfparser.PDFStreamParser].<init>(byte[])

[function] [call site] 00002


             [org.apache.logging.log4j.LogManager].getLogger()

[function] [call site] 00003


             [org.apache.pdfbox.io.RandomAccessReadBuffer].<init>(byte[])

[function] [call site] 00004


               [java.util.concurrent.ConcurrentHashMap].<init>()

[function] [call site] 00005


               [java.nio.ByteBuffer].wrap(byte[])

[function] [call site] 00006


               [org.apache.pdfbox.io.RandomAccessReadBuffer].<init>(org.apache.pdfbox.io.RandomAccessReadBuffer)

[function] [call site] 00007


                 [java.util.concurrent.ConcurrentHashMap].<init>()

[function] [call site] 00008


                 [java.util.List<java.nio.ByteBuffer>].size()

[function] [call site] 00009


                 [java.util.ArrayList].<init>(org.apache.pdfbox.io.RandomAccessReadBuffer)

[function] [call site] 00010


                 [org.apache.pdfbox.io.RandomAccessReadBuffer].rewind()

[function] [call site] 00011


                 [java.util.ArrayList].add(org.apache.pdfbox.io.RandomAccessReadBuffer)

[function] [call site] 00012


                 [java.util.ArrayList].get(int)

[function] [call site] 00013


             [org.apache.pdfbox.pdfparser.BaseParser].<init>(org.apache.pdfbox.io.RandomAccessReadBuffer)

[function] [call site] 00014


           [org.apache.pdfbox.pdfparser.PDFStreamParser].parse()

[function] [call site] 00015


             [java.util.ArrayList].<init>(int)

[function] [call site] 00016


             [org.apache.pdfbox.pdfparser.PDFStreamParser].parseNextToken()

[function] [call site] 00017


               [org.apache.pdfbox.pdfparser.PDFStreamParser].skipSpaces()

[function] [call site] 00018


               [org.apache.pdfbox.pdfparser.PDFStreamParser].close()

[function] [call site] 00019


               [org.apache.pdfbox.pdfparser.PDFStreamParser].parseCOSDictionary(boolean)

[function] [call site] 00020


               [org.apache.logging.log4j.Logger].warn(String,org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00021


               [org.apache.pdfbox.pdfparser.PDFStreamParser].close()

[function] [call site] 00022


               [org.apache.pdfbox.pdfparser.PDFStreamParser].parseCOSString()

[function] [call site] 00023


               [org.apache.pdfbox.pdfparser.PDFStreamParser].parseCOSArray()

[function] [call site] 00024


               [org.apache.logging.log4j.Logger].warn(String,org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00025


               [org.apache.pdfbox.pdfparser.PDFStreamParser].close()

[function] [call site] 00026


               [org.apache.pdfbox.pdfparser.PDFStreamParser].parseCOSString()

[function] [call site] 00027


               [org.apache.pdfbox.pdfparser.PDFStreamParser].parseCOSName()

[function] [call site] 00028


               [org.apache.pdfbox.pdfparser.PDFStreamParser].readString()

[function] [call site] 00029


               [org.apache.pdfbox.pdfparser.PDFStreamParser].equals(String)

[function] [call site] 00030


               [org.apache.pdfbox.contentstream.operator.Operator].getOperator(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00031


               [org.apache.pdfbox.pdfparser.PDFStreamParser].readString()

[function] [call site] 00032


               [org.apache.pdfbox.pdfparser.PDFStreamParser].equals(String)

[function] [call site] 00033


               [org.apache.pdfbox.pdfparser.PDFStreamParser].equals(String)

[function] [call site] 00034


               [org.apache.pdfbox.contentstream.operator.Operator].getOperator(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00035


               [StringBuilder].<init>()

[function] [call site] 00036


               [StringBuilder].append(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00037


               [StringBuilder].append(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00038


               [StringBuilder].toString()

[function] [call site] 00039


               [String].equals(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00040


               [org.apache.logging.log4j.Logger].warn(String)

[function] [call site] 00041


               [org.apache.pdfbox.cos.COSNumber].get(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00042


               [org.apache.pdfbox.pdfparser.PDFStreamParser].readString()

[function] [call site] 00043


               [org.apache.pdfbox.contentstream.operator.Operator].getOperator(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00044


               [org.apache.pdfbox.pdfparser.PDFStreamParser].equals(String)

[function] [call site] 00045


               [java.io.IOException].<init>(String)

[function] [call site] 00046


               [org.apache.pdfbox.cos.COSDictionary].<init>()

[function] [call site] 00047


                 [org.apache.logging.log4j.LogManager].getLogger()

[function] [call site] 00048


                 [java.util.LinkedHashMap].<init>()

[function] [call site] 00049


                 [org.apache.pdfbox.cos.COSUpdateState].<init>()

[function] [call site] 00050


               [org.apache.pdfbox.pdmodel.common.function.type4.Operator].setImageParameters(org.apache.pdfbox.cos.COSDictionary)

[function] [call site] 00051


               [org.apache.pdfbox.pdfparser.PDFStreamParser].parseNextToken()

[function] [call site] 00052


               [org.apache.pdfbox.pdfparser.PDFStreamParser].parseNextToken()

[function] [call site] 00053


               [org.apache.logging.log4j.Logger].warn(String)

[function] [call site] 00054


               [org.apache.pdfbox.cos.COSDictionary].setItem(org.apache.pdfbox.cos.COSName,org.apache.pdfbox.cos.COSBase)

[function] [call site] 00055


                 [org.apache.pdfbox.cos.COSDictionary].removeItem(org.apache.pdfbox.cos.COSName)

[function] [call site] 00056


                   [java.util.Map<org.apache.pdfbox.cos.COSName,org.apache.pdfbox.cos.COSBase>].remove(org.apache.pdfbox.cos.COSName)

[function] [call site] 00057


                   [org.apache.pdfbox.cos.COSDictionary].getUpdateState()

[function] [call site] 00058


                   [org.apache.pdfbox.cos.COSUpdateState].update()

[function] [call site] 00059


                     [org.apache.pdfbox.cos.COSUpdateState].update(boolean)

[function] [call site] 00060


                       [org.apache.pdfbox.cos.COSUpdateState].isAcceptingUpdates()

[function] [call site] 00061


                         [org.apache.pdfbox.cos.COSDocumentState].isAcceptingUpdates()

[function] [call site] 00062


                 [org.apache.pdfbox.cos.COSBase].isDirect()

[function] [call site] 00063


                 [org.apache.pdfbox.cos.COSBase].getKey()

[function] [call site] 00064


                 [org.apache.pdfbox.cos.COSBase].getKey()

[function] [call site] 00065


                 [org.apache.pdfbox.cos.COSObject].<init>(org.apache.pdfbox.cos.COSBase,org.apache.pdfbox.cos.COSObjectKey)

[function] [call site] 00066


                   [org.apache.logging.log4j.LogManager].getLogger()

[function] [call site] 00067


                   [org.apache.pdfbox.cos.COSObject].<init>(org.apache.pdfbox.cos.COSObjectKey,null)

[function] [call site] 00068


                 [java.util.Map<org.apache.pdfbox.cos.COSName,org.apache.pdfbox.cos.COSBase>].put(org.apache.pdfbox.cos.COSName,org.apache.pdfbox.cos.COSObject)

[function] [call site] 00069


                 [org.apache.pdfbox.cos.COSDictionary].getUpdateState()

[function] [call site] 00070


                 [org.apache.pdfbox.cos.COSUpdateState].update(org.apache.pdfbox.cos.COSObject)

[function] [call site] 00071


                 [java.util.Map<org.apache.pdfbox.cos.COSName,org.apache.pdfbox.cos.COSBase>].put(org.apache.pdfbox.cos.COSName,org.apache.pdfbox.cos.COSBase)

[function] [call site] 00072


                 [org.apache.pdfbox.cos.COSDictionary].getUpdateState()

[function] [call site] 00073


                 [org.apache.pdfbox.cos.COSUpdateState].update(org.apache.pdfbox.cos.COSBase)

[function] [call site] 00074


                   [org.apache.pdfbox.cos.COSUpdateState].update()

[function] [call site] 00075


                   [org.apache.pdfbox.cos.COSUpdateInfo].getUpdateState()

[function] [call site] 00076


                   [org.apache.pdfbox.cos.COSUpdateState].setOriginDocumentState(org.apache.pdfbox.cos.COSDocumentState)

[function] [call site] 00077


                     [org.apache.pdfbox.cos.COSUpdateState].setOriginDocumentState(org.apache.pdfbox.cos.COSDocumentState,boolean)

[function] [call site] 00078


                       [org.apache.pdfbox.cos.COSUpdateState].update()

[function] [call site] 00079


                       [org.apache.pdfbox.cos.COSUpdateInfo].getUpdateState()

[function] [call site] 00080


                       [org.apache.pdfbox.cos.COSUpdateState].setOriginDocumentState(org.apache.pdfbox.cos.COSDocumentState,boolean)

[function] [call site] 00081


                       [org.apache.pdfbox.cos.COSUpdateInfo].getUpdateState()

[function] [call site] 00082


                       [org.apache.pdfbox.cos.COSUpdateState].setOriginDocumentState(org.apache.pdfbox.cos.COSDocumentState,boolean)

[function] [call site] 00083


                       [org.apache.pdfbox.cos.COSUpdateInfo].getUpdateState()

[function] [call site] 00084


                       [org.apache.pdfbox.cos.COSUpdateState].setOriginDocumentState(org.apache.pdfbox.cos.COSDocumentState,boolean)

[function] [call site] 00085


               [org.apache.logging.log4j.Logger].warn(String,org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00086


               [org.apache.pdfbox.pdmodel.common.function.type4.Operator].setImageData(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00087


               [org.apache.pdfbox.pdfparser.PDFStreamParser].close()

[function] [call site] 00088


               [java.io.IOException].<init>(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00089


               [java.io.ByteArrayOutputStream].<init>()

[function] [call site] 00090


               [org.apache.pdfbox.pdfparser.PDFStreamParser].skipLinebreak()

[function] [call site] 00091


               [org.apache.pdfbox.pdfparser.PDFStreamParser].isWhitespace()

[function] [call site] 00092


               [org.apache.pdfbox.pdfparser.PDFStreamParser].hasNextSpaceOrReturn()

[function] [call site] 00093


                 [org.apache.pdfbox.pdfparser.PDFStreamParser].isSpaceOrReturn(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00094


               [org.apache.pdfbox.pdfparser.PDFStreamParser].hasNoFollowingBinData()

[function] [call site] 00095


                 [org.apache.logging.log4j.Logger].debug(String)

[function] [call site] 00096


                 [String].<init>(byte[],org.apache.pdfbox.pdfparser.PDFStreamParser,org.apache.pdfbox.pdfparser.PDFStreamParser,org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00097


                 [String].equals(String)

[function] [call site] 00098


                 [String].equals(String)

[function] [call site] 00099


                 [String].equals(String)

[function] [call site] 00100


                 [String].matches(String)

[function] [call site] 00101


                 [String].<init>(byte[],org.apache.pdfbox.pdfparser.PDFStreamParser,org.apache.pdfbox.pdfparser.PDFStreamParser,org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00102


                 [org.apache.logging.log4j.Logger].debug(String,org.apache.pdfbox.pdfparser.PDFStreamParser,org.apache.pdfbox.pdfparser.PDFStreamParser,String)

[function] [call site] 00103


                 [String].matches(String)

[function] [call site] 00104


                 [org.apache.logging.log4j.Logger].warn(String,org.apache.pdfbox.pdfparser.PDFStreamParser,String)

[function] [call site] 00105


               [org.apache.pdfbox.pdfparser.PDFStreamParser].isEOF()

[function] [call site] 00106


               [java.io.ByteArrayOutputStream].write(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00107


               [org.apache.pdfbox.contentstream.operator.Operator].getOperator(String)

[function] [call site] 00108


                 [String].equals(String)

[function] [call site] 00109


                 [String].equals(String)

[function] [call site] 00110


                 [org.apache.pdfbox.pdmodel.common.function.type4.Operator].<init>(String)

[function] [call site] 00111


                 [java.util.concurrent.ConcurrentMap<String,org.apache.pdfbox.pdmodel.common.function.type4.Operator>].get(String)

[function] [call site] 00112


                 [org.apache.pdfbox.pdmodel.common.function.type4.Operator].<init>(String)

[function] [call site] 00113


                 [java.util.concurrent.ConcurrentMap<String,org.apache.pdfbox.pdmodel.common.function.type4.Operator>].putIfAbsent(String,org.apache.pdfbox.pdmodel.common.function.type4.Operator)

[function] [call site] 00114


                 [java.util.concurrent.ConcurrentMap<String,org.apache.pdfbox.pdmodel.common.function.type4.Operator>].get(String)

[function] [call site] 00115


               [java.io.ByteArrayOutputStream].toByteArray()

[function] [call site] 00116


               [org.apache.pdfbox.pdmodel.common.function.type4.Operator].setImageData(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00117


               [org.apache.pdfbox.pdfparser.PDFStreamParser].readOperator()

[function] [call site] 00118


                 [org.apache.pdfbox.pdfparser.PDFStreamParser].skipSpaces()

[function] [call site] 00119


                 [StringBuilder].<init>(int)

[function] [call site] 00120


                 [org.apache.pdfbox.pdfparser.PDFStreamParser].isWhitespace(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00121


                 [StringBuilder].append(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00122


                 [StringBuilder].append(char)

[function] [call site] 00123


                 [StringBuilder].toString()

[function] [call site] 00124


               [String].trim()

[function] [call site] 00125


               [org.apache.pdfbox.pdfparser.PDFStreamParser].isEmpty()

[function] [call site] 00126


               [org.apache.pdfbox.contentstream.operator.Operator].getOperator(org.apache.pdfbox.pdfparser.PDFStreamParser)

[function] [call site] 00127


             [java.util.ArrayList].add(Object)

[function] [call site] 00128