Fuzz introspector: fuzz_diff
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
34 22 git.util.is_cygwin_git call site: 00022 git.util._is_cygwin_git
25 295 git.util.finalize_process call site: 00295 git.diff.Diff.__init__
24 321 ...gitpython.fuzzing.fuzz-targets.fuzz_diff.BytesProcessAdapter.__init__ call site: 00321 git.diff.Diff._handle_diff_line
22 199 ...gitpython.fuzzing.fuzz-targets.fuzz_diff.TestOneInput call site: 00199 git.diff.Diff._index_from_patch_format
18 235 git.cmd.handle_process_output call site: 00235 git.util.RemoteProgress.new_message_handler.handler
14 101 git.config.GitConfigParser.__init__ call site: 00101 git.config.get_config_path
11 270 git.util.RemoteProgress._parse_progress_line call site: 00270 git.util.finalize_process
8 179 git.objects.base.IndexObject.__init__ call site: 00179 git.objects.base.IndexObject.__init__
6 73 git.repo.fun.is_git_dir call site: 00073 os.path.join
6 143 git.repo.base.Repo.__init__ call site: 00143 git.repo.fun.find_worktree_git_dir
5 190 ...gitpython.fuzzing.fuzz-targets.fuzz_diff.TestOneInput call site: 00190 fdp.ConsumeBytes
3 94 git.repo.base.Repo._get_config_path call site: 00094 git.types.assert_never

Fuzzer calltree

0 ...gitpython.fuzzing.fuzz-targets.fuzz_diff.TestOneInput [function] [call site] 00000
1 atheris.FuzzedDataProvider [function] [call site] 00001
1 tempfile.TemporaryDirectory [function] [call site] 00002
1 git.repo.base.Repo.init [function] [call site] 00003
2 git.util.expand_path [function] [call site] 00004
3 <builtin>.isinstance [function] [call site] 00005
3 p.resolve [function] [call site] 00006
3 os.path.expanduser [function] [call site] 00007
3 os.path.expandvars [function] [call site] 00008
3 os.path.abspath [function] [call site] 00009
3 os.path.normpath [function] [call site] 00010
2 os.path.exists [function] [call site] 00011
2 os.makedirs [function] [call site] 00012
2 git.cmd.Git.__init__ [function] [call site] 00013
3 <builtin>.super [function] [call site] 00014
3 git.util.expand_path [function] [call site] 00015
2 git.init [function] [call site] 00016
2 git.repo.base.Repo.__init__ [function] [call site] 00017
3 os.getenv [function] [call site] 00018
3 os.getcwd [function] [call site] 00019
3 git.cmd.Git.is_cygwin [function] [call site] 00020
4 git.util.is_cygwin_git [function] [call site] 00021
5 _logger.debug [function] [call site] 00022
5 <builtin>.str [function] [call site] 00023
5 git.util._is_cygwin_git [function] [call site] 00024
6 _is_cygwin_cache.get [function] [call site] 00025
6 os.path.dirname [function] [call site] 00026
6 git.util.py_where [function] [call site] 00027
7 git.util._get_exe_extensions [function] [call site] 00028
8 os.environ.get [function] [call site] 00029
8 p.upper [function] [call site] 00030
8 PATHEXT.split [function] [call site] 00031
8 <builtin>.tuple [function] [call site] 00032
7 <builtin>.str [function] [call site] 00033
7 folder.strip [function] [call site] 00034
7 os.path.join [function] [call site] 00035
7 git.util.py_where.is_exec [function] [call site] 00036
8 os.path.isfile [function] [call site] 00037
8 os.access [function] [call site] 00038
8 fpath.upper [function] [call site] 00039
8 <builtin>.any [function] [call site] 00040
7 progs.append [function] [call site] 00041
6 os.path.dirname [function] [call site] 00042
6 os.path.join [function] [call site] 00043
6 pathlib.Path [function] [call site] 00044
6 os.access [function] [call site] 00045
6 _logger.debug [function] [call site] 00046
6 subprocess.Popen [function] [call site] 00047
6 process.communicate [function] [call site] 00048
6 _logger.debug [function] [call site] 00049
3 <builtin>.str [function] [call site] 00050
3 git.util.cygpath [function] [call site] 00051
4 <builtin>.str [function] [call site] 00052
4 path.startswith [function] [call site] 00053
4 regex.match [function] [call site] 00054
4 match.groups [function] [call site] 00055
4 git.util.cygpath [function] [call site] 00056
3 os.getcwd [function] [call site] 00057
3 <builtin>.isinstance [function] [call site] 00058
3 <builtin>.str [function] [call site] 00059
3 re.search [function] [call site] 00060
3 warnings.warn [function] [call site] 00061
3 git.util.expand_path [function] [call site] 00062
3 os.path.exists [function] [call site] 00063
3 git.repo.fun.is_git_dir [function] [call site] 00064
4 os.path.isdir [function] [call site] 00065
4 os.path.join [function] [call site] 00066
4 os.path.isdir [function] [call site] 00067
4 os.path.isdir [function] [call site] 00068
4 os.path.join [function] [call site] 00069
4 os.path.join [function] [call site] 00070
4 os.path.isfile [function] [call site] 00071
4 os.path.islink [function] [call site] 00072
4 os.readlink [function] [call site] 00073
4 os.path.join [function] [call site] 00074
4 os.path.isfile [function] [call site] 00075
4 os.path.join [function] [call site] 00076
4 os.path.isfile [function] [call site] 00077
4 os.path.join [function] [call site] 00078
4 os.path.isfile [function] [call site] 00079
3 os.path.dirname [function] [call site] 00080
3 os.environ.get [function] [call site] 00081
3 git.repo.base.Repo._config_reader [function] [call site] 00082
4 typing.cast [function] [call site] 00083
4 git.repo.base.Repo._get_config_path [function] [call site] 00084
5 os.environ.get [function] [call site] 00085
5 os.environ.get [function] [call site] 00086
5 os.path.join [function] [call site] 00087
5 os.path.join [function] [call site] 00088
5 os.path.expanduser [function] [call site] 00089
5 os.path.normpath [function] [call site] 00090
5 os.path.expanduser [function] [call site] 00091
5 os.path.normpath [function] [call site] 00092
5 os.path.join [function] [call site] 00093
5 os.path.normpath [function] [call site] 00094
5 git.types.assert_never [function] [call site] 00095
5 <builtin>.ValueError [function] [call site] 00096
4 typing.cast [function] [call site] 00097
4 git.repo.base.Repo._get_config_path [function] [call site] 00098
4 git.config.GitConfigParser.__init__ [function] [call site] 00099
5 configparser.RawConfigParser.__init__ [function] [call site] 00100
5 <builtin>.hasattr [function] [call site] 00101
5 configparser.RawConfigParser._dict [function] [call site] 00102
5 typing.cast [function] [call site] 00103
5 git.config.get_config_path [function] [call site] 00104
6 os.environ.get [function] [call site] 00105
6 os.environ.get [function] [call site] 00106
6 os.path.join [function] [call site] 00107
6 os.path.join [function] [call site] 00108
6 os.path.expanduser [function] [call site] 00109
6 os.path.normpath [function] [call site] 00110
6 os.path.expanduser [function] [call site] 00111
6 os.path.normpath [function] [call site] 00112
6 git.types.assert_never [function] [call site] 00113
6 <builtin>.ValueError [function] [call site] 00114
5 git.config.get_config_path [function] [call site] 00115
5 git.config.GitConfigParser._acquire_lock [function] [call site] 00116
6 <builtin>.isinstance [function] [call site] 00117
6 <builtin>.isinstance [function] [call site] 00118
6 git.util.LockFile.__init__ [function] [call site] 00119
6 git.util.LockFile._obtain_lock [function] [call site] 00120
7 git.util.LockFile._obtain_lock_or_raise [function] [call site] 00121
8 git.util.LockFile._has_lock [function] [call site] 00122
8 git.util.LockFile._lock_file_path [function] [call site] 00123
8 os.path.isfile [function] [call site] 00124
8 <builtin>.open [function] [call site] 00125
3 configparser.RawConfigParser.has_option [function] [call site] 00126
3 configparser.RawConfigParser.get [function] [call site] 00127
3 os.getenv [function] [call site] 00128
3 os.path.join [function] [call site] 00129
3 git.repo.fun.find_submodule_git_dir [function] [call site] 00130
4 git.repo.fun.is_git_dir [function] [call site] 00131
4 <builtin>.open [function] [call site] 00132
4 fp.read [function] [call site] 00133
4 content.startswith [function] [call site] 00134
4 git.cmd.Git.is_cygwin [function] [call site] 00135
4 git.util.cygpath [function] [call site] 00136
4 os.path.isabs [function] [call site] 00137
4 os.path.dirname [function] [call site] 00138
4 os.path.join [function] [call site] 00139
4 os.path.normpath [function] [call site] 00140
4 git.repo.fun.find_submodule_git_dir [function] [call site] 00141
3 os.path.normpath [function] [call site] 00142
3 git.repo.fun.find_submodule_git_dir [function] [call site] 00143
3 git.repo.fun.find_worktree_git_dir [function] [call site] 00144
4 os.stat [function] [call site] 00145
4 stat.S_ISREG [function] [call site] 00146
4 pathlib.Path [function] [call site] 00147
4 pathlib.Path.read_text [function] [call site] 00148
4 line.strip [function] [call site] 00149
3 git.util.expand_path [function] [call site] 00150
3 os.path.split [function] [call site] 00151
3 git.repo.base.Repo.config_reader [function] [call site] 00152
4 git.repo.base.Repo._config_reader [function] [call site] 00153
3 configparser.RawConfigParser.getboolean [function] [call site] 00154
3 pathlib.Path [function] [call site] 00155
3 pathlib.Path.read_text [function] [call site] 00156
3 os.path.join [function] [call site] 00157
3 git.cmd.Git.__init__ [function] [call site] 00158
3 os.path.join [function] [call site] 00159
3 <builtin>.issubclass [function] [call site] 00160
3 git.db.GitCmdObjectDB.__init__ [function] [call site] 00161
4 <builtin>.super [function] [call site] 00162
3 git.db.GitCmdObjectDB.__init__ [function] [call site] 00163
1 git.diff.Diff.__init__ [function] [call site] 00164
2 <builtin>.isinstance [function] [call site] 00165
2 <builtin>.isinstance [function] [call site] 00166
2 git.objects.util.mode_str_to_int [function] [call site] 00167
3 <builtin>.reversed [function] [call site] 00168
3 <builtin>.enumerate [function] [call site] 00169
3 typing.cast [function] [call site] 00170
3 <builtin>.int [function] [call site] 00171
2 git.objects.util.mode_str_to_int [function] [call site] 00172
2 a_rawpath.decode [function] [call site] 00173
2 submodule.module_exists [function] [call site] 00174
2 submodule.module [function] [call site] 00175
2 git.util.hex_to_bin [function] [call site] 00176
2 gitdb.util.hex_to_bin [function] [call site] 00177
2 git.objects.base.IndexObject.__init__ [function] [call site] 00178
3 <builtin>.super [function] [call site] 00179
2 git.util.hex_to_bin [function] [call site] 00180
2 gitdb.util.hex_to_bin [function] [call site] 00181
2 git.objects.base.IndexObject.__init__ [function] [call site] 00182
2 <builtin>.isinstance [function] [call site] 00183
2 <builtin>.isinstance [function] [call site] 00184
1 fdp.remaining_bytes [function] [call site] 00185
1 fdp.ConsumeIntInRange [function] [call site] 00186
1 fdp.ConsumeBytes [function] [call site] 00187
1 fdp.remaining_bytes [function] [call site] 00188
1 fdp.ConsumeIntInRange [function] [call site] 00189
1 fdp.ConsumeBytes [function] [call site] 00190
1 fdp.ConsumeBytes [function] [call site] 00191
1 fdp.ConsumeBytes [function] [call site] 00192
1 fdp.remaining_bytes [function] [call site] 00193
1 fdp.ConsumeIntInRange [function] [call site] 00194
1 fdp.ConsumeBytes [function] [call site] 00195
1 fdp.remaining_bytes [function] [call site] 00196
1 fdp.ConsumeIntInRange [function] [call site] 00197
1 fdp.ConsumeBytes [function] [call site] 00198
1 fdp.ConsumeBool [function] [call site] 00199
1 fdp.ConsumeBool [function] [call site] 00200
1 fdp.ConsumeBool [function] [call site] 00201
1 fdp.remaining_bytes [function] [call site] 00202
1 fdp.ConsumeIntInRange [function] [call site] 00203
1 fdp.ConsumeBytes [function] [call site] 00204
1 fdp.remaining_bytes [function] [call site] 00205
1 fdp.ConsumeIntInRange [function] [call site] 00206
1 fdp.ConsumeBytes [function] [call site] 00207
1 fdp.remaining_bytes [function] [call site] 00208
1 fdp.ConsumeIntInRange [function] [call site] 00209
1 fdp.ConsumeBytes [function] [call site] 00210
1 fdp.PickValueInList [function] [call site] 00211
1 fdp.remaining_bytes [function] [call site] 00212
1 fdp.ConsumeIntInRange [function] [call site] 00213
1 <builtin>.str [function] [call site] 00214
1 git.diff.Diff.__str__ [function] [call site] 00215
2 <builtin>.zip [function] [call site] 00216
2 <builtin>.len [function] [call site] 00217
2 <builtin>.max [function] [call site] 00218
2 <builtin>.isinstance [function] [call site] 00219
1 git.diff.Diff._index_from_patch_format [function] [call site] 00220
2 git.cmd.handle_process_output [function] [call site] 00221
3 <builtin>.hasattr [function] [call site] 00222
3 typing.cast [function] [call site] 00223
3 <builtin>.getattr [function] [call site] 00224
3 typing.cast [function] [call site] 00225
3 <builtin>.getattr [function] [call site] 00226
3 <builtin>.isinstance [function] [call site] 00227
3 cmdline.split [function] [call site] 00228
3 pumps.append [function] [call site] 00229
3 pumps.append [function] [call site] 00230
3 threading.Thread [function] [call site] 00231
3 t.start [function] [call site] 00232
3 threads.append [function] [call site] 00233
3 t.join [function] [call site] 00234
3 t.is_alive [function] [call site] 00235
3 <builtin>.isinstance [function] [call site] 00236
3 typing.cast._terminate [function] [call site] 00237
3 <builtin>.isinstance [function] [call site] 00238
3 typing.cast [function] [call site] 00239
3 typing.BinaryIO.object.encode [function] [call site] 00240
3 subprocess.Popen.object.encode [function] [call site] 00241
3 typing.cast.object.encode [function] [call site] 00242
3 typing.BinaryIO.encode [function] [call site] 00243
3 typing.BinaryIO.tree.encode [function] [call site] 00244
3 subprocess.Popen.encode [function] [call site] 00245
3 typing.cast.encode [function] [call site] 00246
3 typing.cast.tree.encode [function] [call site] 00247
3 typing.cast.object.tree.encode [function] [call site] 00248
3 subprocess.Popen.tree.encode [function] [call site] 00249
3 subprocess.Popen.object.tree.encode [function] [call site] 00250
3 typing.cast.tree.object.encode [function] [call site] 00251
3 typing.BinaryIO.object.tree.encode [function] [call site] 00252
3 git.util.RemoteProgress.new_message_handler.handler [function] [call site] 00253
4 typing.cast.rstrip [function] [call site] 00254
4 typing.BinaryIO.object.tree.rstrip [function] [call site] 00255
4 typing.cast.tree.object.rstrip [function] [call site] 00256
4 typing.cast.tree.rstrip [function] [call site] 00257
4 subprocess.Popen.object.rstrip [function] [call site] 00258
4 typing.BinaryIO.rstrip [function] [call site] 00259
4 typing.cast.object.rstrip [function] [call site] 00260
4 subprocess.Popen.rstrip [function] [call site] 00261
4 typing.BinaryIO.object.rstrip [function] [call site] 00262
4 subprocess.Popen.tree.rstrip [function] [call site] 00263
4 subprocess.Popen.object.tree.rstrip [function] [call site] 00264
4 typing.BinaryIO.tree.rstrip [function] [call site] 00265
4 typing.cast.object.tree.rstrip [function] [call site] 00266
4 git.util.RemoteProgress._parse_progress_line [function] [call site] 00267
5 <builtin>.isinstance [function] [call site] 00268
5 line.decode [function] [call site] 00269
5 git.util.RemoteProgress.line_dropped [function] [call site] 00270
5 match.groups [function] [call site] 00271
5 git.util.RemoteProgress.line_dropped [function] [call site] 00272
5 message.strip [function] [call site] 00273
5 message.endswith [function] [call site] 00274
5 <builtin>.len [function] [call site] 00275
5 message.strip [function] [call site] 00276
5 git.util.CallableRemoteProgress.update [function] [call site] 00277
6 git.util.RemoteProgress.__init__ [function] [call site] 00278
5 <builtin>.float [function] [call site] 00279
5 <builtin>.float [function] [call site] 00280
3 git.util.finalize_process [function] [call site] 00281
4 typing.cast.wait [function] [call site] 00282
4 typing.cast.tree.wait [function] [call site] 00283
4 typing.cast.tree.object.wait [function] [call site] 00284
4 typing.BinaryIO.wait [function] [call site] 00285
4 subprocess.Popen.wait [function] [call site] 00286
4 subprocess.Popen.object.tree.wait [function] [call site] 00287
4 subprocess.Popen.tree.wait [function] [call site] 00288
4 typing.BinaryIO.object.wait [function] [call site] 00289
4 subprocess.Popen.object.wait [function] [call site] 00290
4 typing.BinaryIO.object.tree.wait [function] [call site] 00291
4 typing.BinaryIO.tree.wait [function] [call site] 00292
4 ...gitpython.fuzzing.fuzz-targets.fuzz_diff.BytesProcessAdapter.wait [function] [call site] 00293
4 typing.cast.object.wait [function] [call site] 00294
4 typing.cast.object.tree.wait [function] [call site] 00295
2 cls.re_header.finditer [function] [call site] 00296
2 _header.groups [function] [call site] 00297
2 <builtin>.bool [function] [call site] 00298
2 <builtin>.bool [function] [call site] 00299
2 <builtin>.bool [function] [call site] 00300
2 git.diff.Diff._pick_best_path [function] [call site] 00301
3 git.diff.decode_path [function] [call site] 00302
4 _octal_byte_re.sub [function] [call site] 00303
3 git.diff.decode_path [function] [call site] 00304
3 git.diff.decode_path [function] [call site] 00305
2 git.diff.Diff._pick_best_path [function] [call site] 00306
2 previous_header.end [function] [call site] 00307
2 _header.start [function] [call site] 00308
2 index.append [function] [call site] 00309
2 git.diff.Diff.__init__ [function] [call site] 00310
2 a_blob_id.decode [function] [call site] 00311
2 b_blob_id.decode [function] [call site] 00312
2 a_mode.decode [function] [call site] 00313
2 b_mode.decode [function] [call site] 00314
2 header.end [function] [call site] 00315
1 fdp.remaining_bytes [function] [call site] 00316
1 fdp.ConsumeIntInRange [function] [call site] 00317
1 fdp.ConsumeBytes [function] [call site] 00318
1 ...gitpython.fuzzing.fuzz-targets.fuzz_diff.BytesProcessAdapter.__init__ [function] [call site] 00319
2 io.BytesIO [function] [call site] 00320
2 io.BytesIO [function] [call site] 00321
1 git.diff.Diff._handle_diff_line [function] [call site] 00322
2 lines_bytes.decode [function] [call site] 00323
2 lines.partition [function] [call site] 00324
2 lines.split [function] [call site] 00325
2 line.partition [function] [call site] 00326
2 path.rstrip [function] [call site] 00327
2 meta.split [function] [call site] 00328
2 typing.cast [function] [call site] 00329
2 score_str.isdigit [function] [call site] 00330
2 <builtin>.int [function] [call site] 00331
2 path.strip [function] [call site] 00332
2 path.encode [function] [call site] 00333
2 path.encode [function] [call site] 00334
2 path.split [function] [call site] 00335
2 a_path_str.encode [function] [call site] 00336
2 b_path_str.encode [function] [call site] 00337
2 path.split [function] [call site] 00338
2 a_path_str.encode [function] [call site] 00339
2 b_path_str.encode [function] [call site] 00340
2 git.diff.Diff.__init__ [function] [call site] 00341
2 index.append [function] [call site] 00342
1 fdp.remaining_bytes [function] [call site] 00343
1 fdp.ConsumeIntInRange [function] [call site] 00344
1 fdp.ConsumeBytes [function] [call site] 00345