Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
61	65	gitdb.db.mem.MemoryDB.stream_copy	call site: {node_id}	gitdb.fun.write_object
15	7	...fuzz_gitdb.fuzz_decompression_map_reader	call site: {node_id}	gitdb.stream.DecompressMemMapReader.read
14	137	...fuzz_gitdb.fuzz_loose_obj_db	call site: {node_id}	gitdb.db.loose.LooseObjectDB._map_loose_object
11	31	...fuzz_gitdb.fuzz_loose_obj_db	call site: {node_id}	gitdb.db.loose.LooseObjectDB.sha_iter
10	47	gitdb.db.mem.MemoryDB.stream_copy	call site: {node_id}	gitdb.db.loose.LooseObjectDB.readable_db_object_path
8	196	gitdb.base.OPackInfo.__init__	call site: {node_id}	gitdb.fun.stream_copy
7	152	gitdb.util._RandomAccessBytesIO.__init__	call site: {node_id}	gitdb.util.file_contents_ro_filepath
5	169	gitdb.stream.DecompressMemMapReader._parse_header_info	call site: {node_id}	gitdb.base.OStream.__init__
4	131	gitdb.util._retry	call site: {node_id}	os.remove
4	163	...fuzz_gitdb.fuzz_loose_obj_db	call site: {node_id}	gitdb.db.loose.LooseObjectDB._map_loose_object
4	182	...fuzz_gitdb.fuzz_pack_file	call site: {node_id}	gitdb.pack.PackFile.stream_iter
3	188	gitdb.pack.pack_object_at	call site: {node_id}	gitdb.util.byte_ord

Fuzzer calltree


         ...fuzz_gitdb.TestOneInput

[function] [call site] 00000


           ...fuzz_gitdb.fuzz_decompression_map_reader

[function] [call site] 00001


             atheris.FuzzedDataProvider

[function] [call site] 00002


             zlib.compress

[function] [call site] 00003


             gitdb.stream.DecompressMemMapReader.__init__

[function] [call site] 00004


               zlib.decompressobj

[function] [call site] 00005


             fdp.ConsumeIntInRange

[function] [call site] 00006


             gitdb.stream.DecompressMemMapReader.read

[function] [call site] 00007


               
                .min

[function] [call site] 00008


               io.BytesIO.read

[function] [call site] 00009


               io.BytesIO.read

[function] [call site] 00010


               
                .len

[function] [call site] 00011


               
                .len

[function] [call site] 00012


               
                .getattr

[function] [call site] 00013


               
                .len

[function] [call site] 00014


               
                .len

[function] [call site] 00015


               
                .len

[function] [call site] 00016


               
                .len

[function] [call site] 00017


               
                .len

[function] [call site] 00018


               
                .len

[function] [call site] 00019


               
                .len

[function] [call site] 00020


               
                .len

[function] [call site] 00021


               gitdb.stream.DecompressMemMapReader.read

[function] [call site] 00022


           ...fuzz_gitdb.fuzz_loose_obj_db

[function] [call site] 00023


             
              .open

[function] [call site] 00024


             f.write

[function] [call site] 00025


             os.path.isfile

[function] [call site] 00026


             gitdb.db.loose.LooseObjectDB.__init__

[function] [call site] 00027


               
                .super

[function] [call site] 00028


               
                .dict

[function] [call site] 00029


               
                .getattr

[function] [call site] 00030


             gitdb.db.loose.LooseObjectDB.size

[function] [call site] 00031


               gitdb.db.loose.LooseObjectDB.sha_iter

[function] [call site] 00032


                 gitdb.db.base.FileDBBase.root_path

[function] [call site] 00033


                 os.walk

[function] [call site] 00034


                 os.path.basename

[function] [call site] 00035


                 
                  .len

[function] [call site] 00036


                 
                  .len

[function] [call site] 00037


                 binascii.a2b_hex

[function] [call site] 00038


               
                .tuple

[function] [call site] 00039


               
                .len

[function] [call site] 00040


             gitdb.db.mem.MemoryDB.__init__

[function] [call site] 00041


               
                .super

[function] [call site] 00042


               gitdb.db.loose.LooseObjectDB.__init__

[function] [call site] 00043


               
                .dict

[function] [call site] 00044


             gitdb.db.mem.MemoryDB.sha_iter

[function] [call site] 00045


             gitdb.db.mem.MemoryDB.stream_copy

[function] [call site] 00046


               gitdb.db.loose.LooseObjectDB.has_object

[function] [call site] 00047


                 binascii.b2a_hex

[function] [call site] 00048


                 gitdb.db.loose.LooseObjectDB.readable_db_object_path

[function] [call site] 00049


                   gitdb.db.loose.LooseObjectDB.object_path

[function] [call site] 00050


                     os.path.join

[function] [call site] 00051


                   gitdb.db.base.FileDBBase.db_path

[function] [call site] 00052


                     gitdb.utils.encoding.force_text

[function] [call site] 00053


                       
                        .isinstance

[function] [call site] 00054


                       
                        .isinstance

[function] [call site] 00055


                       
                        .str

[function] [call site] 00056


                     os.path.join

[function] [call site] 00057


                   os.path.exists

[function] [call site] 00058


               gitdb.db.mem.MemoryDB.stream

[function] [call site] 00059


                 ostream.stream.seek

[function] [call site] 00060


               ostream.stream.data

[function] [call site] 00061


               io.BytesIO

[function] [call site] 00062


               gitdb.base.IStream.__init__

[function] [call site] 00063


                 list.__init__

[function] [call site] 00064


               gitdb.db.loose.LooseObjectDB.store

[function] [call site] 00065


                 gitdb.db.git.GitDB.ostream

[function] [call site] 00066


                 tempfile.mkstemp

[function] [call site] 00067


                 gitdb.stream.FDCompressedSha1Writer.__init__

[function] [call site] 00068


                   
                    .super

[function] [call site] 00069


                   zlib.compressobj

[function] [call site] 00070


                 gitdb.stream.FDStream.__init__

[function] [call site] 00071


                 gitdb.fun.stream_copy

[function] [call site] 00072


                   
                    .min

[function] [call site] 00073


                   gitdb.base.IStream.read

[function] [call site] 00074


                   gitdb.base.OStream.read

[function] [call site] 00075


                   
                    .len

[function] [call site] 00076


                   gitdb.stream.Sha1Writer.write

[function] [call site] 00077


                     
                      .len

[function] [call site] 00078


                   gitdb.stream.FDStream.write

[function] [call site] 00079


                     
                      .len

[function] [call site] 00080


                     os.write

[function] [call site] 00081


                   gitdb.stream.NullStream.write

[function] [call site] 00082


                     
                      .len

[function] [call site] 00083


                   gitdb.stream.FlexibleSha1Writer.write

[function] [call site] 00084


                     gitdb.stream.FlexibleSha1Writer.write

[function] [call site] 00085


                     gitdb.stream.Sha1Writer.write

[function] [call site] 00086


                     gitdb.stream.FDCompressedSha1Writer.write

[function] [call site] 00087


                       gitdb.stream.FDCompressedSha1Writer.write

[function] [call site] 00088


                       
                        .len

[function] [call site] 00089


                       
                        .len

[function] [call site] 00090


                     gitdb.stream.ZippedStoreShaWriter.write

[function] [call site] 00091


                       gitdb.stream.FlexibleSha1Writer.write

[function] [call site] 00092


                       gitdb.stream.Sha1Writer.write

[function] [call site] 00093


                       gitdb.stream.FDCompressedSha1Writer.write

[function] [call site] 00094


                       gitdb.stream.ZippedStoreShaWriter.write

[function] [call site] 00095


                       io.BytesIO.write

[function] [call site] 00096


                     gitdb.pack.PackEntity.create.

[function] [call site] 00097


                       os.write

[function] [call site] 00098


                     gitdb.pack.PackEntity.create.

[function] [call site] 00099


                       os.write

[function] [call site] 00100


                   gitdb.stream.FDCompressedSha1Writer.write

[function] [call site] 00101


                   gitdb.stream.ZippedStoreShaWriter.write

[function] [call site] 00102


                 gitdb.fun.write_object

[function] [call site] 00103


                   gitdb.fun.loose_object_header

[function] [call site] 00104


                     gitdb.utils.encoding.force_text

[function] [call site] 00105


                   gitdb.stream.Sha1Writer.write

[function] [call site] 00106


                   gitdb.stream.FDStream.write

[function] [call site] 00107


                   gitdb.stream.FlexibleSha1Writer.write

[function] [call site] 00108


                   gitdb.stream.FDCompressedSha1Writer.write

[function] [call site] 00109


                   gitdb.stream.ZippedStoreShaWriter.write

[function] [call site] 00110


                   gitdb.fun.stream_copy

[function] [call site] 00111


                 gitdb.stream.FDStream.close

[function] [call site] 00112


                   gitdb.stream.FDStream.close

[function] [call site] 00113


                 gitdb.stream.FDCompressedSha1Writer.close

[function] [call site] 00114


                   gitdb.stream.FDCompressedSha1Writer.write

[function] [call site] 00115


                   
                    .len

[function] [call site] 00116


                   gitdb.stream.FDCompressedSha1Writer.close

[function] [call site] 00117


                 os.remove

[function] [call site] 00118


                 gitdb.stream.Sha1Writer.sha

[function] [call site] 00119


                 gitdb.db.loose.LooseObjectDB.object_path

[function] [call site] 00120


                 gitdb.db.base.FileDBBase.db_path

[function] [call site] 00121


                 os.path.dirname

[function] [call site] 00122


                 os.path.isdir

[function] [call site] 00123


                 os.mkdir

[function] [call site] 00124


                 os.path.isfile

[function] [call site] 00125


                 gitdb.util.remove

[function] [call site] 00126


                   gitdb.util._retry

[function] [call site] 00127


                     
                      .range

[function] [call site] 00128


                     os.remove

[function] [call site] 00129


                     time.sleep

[function] [call site] 00130


                     os.remove

[function] [call site] 00131


                     os.remove

[function] [call site] 00132


                 os.rename

[function] [call site] 00133


                 os.chmod

[function] [call site] 00134


                 binascii.a2b_hex

[function] [call site] 00135


             gitdb.db.loose.LooseObjectDB.sha_iter

[function] [call site] 00136


             gitdb.db.loose.LooseObjectDB.info

[function] [call site] 00137


               gitdb.db.loose.LooseObjectDB._map_loose_object

[function] [call site] 00138


                 binascii.b2a_hex

[function] [call site] 00139


                 gitdb.db.loose.LooseObjectDB.object_path

[function] [call site] 00140


                 gitdb.db.base.FileDBBase.db_path

[function] [call site] 00141


                 gitdb.util.file_contents_ro_filepath

[function] [call site] 00142


                   
                    .getattr

[function] [call site] 00143


                   os.open

[function] [call site] 00144


                   gitdb.util.file_contents_ro

[function] [call site] 00145


                     mmap.mmap

[function] [call site] 00146


                     os.fstat

[function] [call site] 00147


                     mmap.mmap

[function] [call site] 00148


                     os.fstat

[function] [call site] 00149


                     os.read

[function] [call site] 00150


                     gitdb.util._RandomAccessBytesIO.__init__

[function] [call site] 00151


                       io.BytesIO

[function] [call site] 00152


                   os.close

[function] [call site] 00153


                 gitdb.util.file_contents_ro_filepath

[function] [call site] 00154


               gitdb.fun.loose_object_header_info

[function] [call site] 00155


                 zlib.decompressobj

[function] [call site] 00156


                 hdr.find

[function] [call site] 00157


                 
                  .int

[function] [call site] 00158


               gitdb.base.OInfo.__init__

[function] [call site] 00159


                 tuple.__init__

[function] [call site] 00160


               
                .hasattr

[function] [call site] 00161


               m.close

[function] [call site] 00162


             gitdb.db.loose.LooseObjectDB.stream

[function] [call site] 00163


               gitdb.db.loose.LooseObjectDB._map_loose_object

[function] [call site] 00164


               gitdb.stream.DecompressMemMapReader.new

[function] [call site] 00165


                 gitdb.stream.DecompressMemMapReader.__init__

[function] [call site] 00166


                 gitdb.stream.DecompressMemMapReader._parse_header_info

[function] [call site] 00167


                   gitdb.stream.DecompressMemMapReader.read

[function] [call site] 00168


                   hdr.find

[function] [call site] 00169


                   
                    .int

[function] [call site] 00170


                   io.BytesIO

[function] [call site] 00171


                   
                    .len

[function] [call site] 00172


               gitdb.base.OStream.__init__

[function] [call site] 00173


                 tuple.__init__

[function] [call site] 00174


           ...fuzz_gitdb.fuzz_pack_file

[function] [call site] 00175


             
              .len

[function] [call site] 00176


             
              .open

[function] [call site] 00177


             f.write

[function] [call site] 00178


             os.path.isfile

[function] [call site] 00179


             gitdb.pack.PackFile.__init__

[function] [call site] 00180


             gitdb.pack.PackFile.version

[function] [call site] 00181


             gitdb.pack.PackFile.size

[function] [call site] 00182


             gitdb.pack.PackFile.stream_iter

[function] [call site] 00183


               gitdb.pack.PackFile._iter_objects

[function] [call site] 00184


                 c.file_size

[function] [call site] 00185


                 gitdb.pack.pack_object_at

[function] [call site] 00186


                   cursor.use_region

[function] [call site] 00187


                   gitdb.fun.pack_object_header_info

[function] [call site] 00188


                     gitdb.util.byte_ord

[function] [call site] 00189


                       
                        .ord

[function] [call site] 00190


                     gitdb.util.byte_ord

[function] [call site] 00191


                   gitdb.util.byte_ord

[function] [call site] 00192


                   gitdb.util.byte_ord

[function] [call site] 00193


                   gitdb.stream.DecompressMemMapReader.__init__

[function] [call site] 00194


                   gitdb.base.OPackInfo.__init__

[function] [call site] 00195


                     tuple.__init__

[function] [call site] 00196


                   gitdb.base.OPackInfo.__init__

[function] [call site] 00197


                   gitdb.base.OPackInfo.__init__

[function] [call site] 00198


                   gitdb.base.OPackInfo.__init__

[function] [call site] 00199


                 gitdb.fun.stream_copy

[function] [call site] 00200


                 ostream.stream.compressed_bytes_read

[function] [call site] 00201


                 ostream.stream.seek

[function] [call site] 00202


             gitdb.pack.PackFile.info

[function] [call site] 00203


               gitdb.pack.pack_object_at

[function] [call site] 00204