Fuzz introspector: fuzz_packaging
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
40 3 ...fuzz_packaging.fuzz_utils call site: {node_id} packaging.version.Version.__init__
19 57 ...fuzz_packaging.fuzz_utils call site: {node_id} packaging.version.Version.__init__
6 44 ...fuzz_packaging.fuzz_utils call site: {node_id} packaging.utils.canonicalize_name
3 53 packaging.utils.canonicalize_name call site: {node_id} packaging.version.Version.__init__
3 78 packaging.tags.Tag.__init__ call site: {node_id} .hash
2 86 ...fuzz_packaging.fuzz_specifier call site: {node_id} match.group
2 91 ...fuzz_packaging.fuzz_specifier call site: {node_id} fdp.ConsumeIntInRange
1 95 ...fuzz_packaging.fuzz_specifier call site: {node_id} packaging.specifiers._coerce_version

Fuzzer calltree

0 ...fuzz_packaging.TestOneInput [function] [call site] 00000
1 ...fuzz_packaging.fuzz_utils [function] [call site] 00001
2 atheris.FuzzedDataProvider [function] [call site] 00002
2 packaging.utils.canonicalize_version [function] [call site] 00003
3 <builtin>.str [function] [call site] 00004
3 packaging.version.Version.__init__ [function] [call site] 00005
4 typing.NamedTuple.__init__ [function] [call site] 00006
4 match.group [function] [call site] 00007
4 match.group [function] [call site] 00008
4 <builtin>.int [function] [call site] 00009
4 <builtin>.int [function] [call site] 00010
4 match.group [function] [call site] 00011
4 <builtin>.tuple [function] [call site] 00012
4 match.group [function] [call site] 00013
4 match.group [function] [call site] 00014
4 packaging.version._parse_letter_version [function] [call site] 00015
5 letter.lower [function] [call site] 00016
5 <builtin>.int [function] [call site] 00017
5 <builtin>.int [function] [call site] 00018
4 packaging.version._parse_letter_version [function] [call site] 00019
4 match.group [function] [call site] 00020
4 match.group [function] [call site] 00021
4 match.group [function] [call site] 00022
4 match.group [function] [call site] 00023
4 match.group [function] [call site] 00024
4 packaging.version._parse_letter_version [function] [call site] 00025
4 match.group [function] [call site] 00026
4 packaging.version._parse_local_version [function] [call site] 00027
5 <builtin>.tuple [function] [call site] 00028
5 part.isdigit [function] [call site] 00029
5 part.lower [function] [call site] 00030
5 <builtin>.int [function] [call site] 00031
5 _local_version_separators.split [function] [call site] 00032
4 packaging.version._cmpkey [function] [call site] 00033
5 <builtin>.tuple [function] [call site] 00034
5 <builtin>.reversed [function] [call site] 00035
5 itertools.dropwhile [function] [call site] 00036
5 <builtin>.list [function] [call site] 00037
5 <builtin>.reversed [function] [call site] 00038
5 <builtin>.tuple [function] [call site] 00039
5 <builtin>.isinstance [function] [call site] 00040
3 <builtin>.str [function] [call site] 00041
2 fdp.ConsumeIntInRange [function] [call site] 00042
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00043
2 packaging.utils.parse_sdist_filename [function] [call site] 00044
3 filename.endswith [function] [call site] 00045
3 <builtin>.len [function] [call site] 00046
3 filename.endswith [function] [call site] 00047
3 <builtin>.len [function] [call site] 00048
3 file_stem.rpartition [function] [call site] 00049
3 packaging.utils.canonicalize_name [function] [call site] 00050
4 _validate_regex.match [function] [call site] 00051
4 _canonicalize_regex.sub [function] [call site] 00052
4 typing.cast [function] [call site] 00053
3 packaging.version.Version.__init__ [function] [call site] 00054
2 fdp.ConsumeIntInRange [function] [call site] 00055
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00056
2 packaging.utils.parse_wheel_filename [function] [call site] 00057
3 filename.endswith [function] [call site] 00058
3 filename.count [function] [call site] 00059
3 filename.split [function] [call site] 00060
3 re.match [function] [call site] 00061
3 packaging.utils.canonicalize_name [function] [call site] 00062
3 packaging.version.Version.__init__ [function] [call site] 00063
3 _build_tag_regex.match [function] [call site] 00064
3 build_match.group [function] [call site] 00065
3 <builtin>.int [function] [call site] 00066
3 build_match.group [function] [call site] 00067
3 typing.cast [function] [call site] 00068
3 packaging.tags.parse_tag [function] [call site] 00069
4 <builtin>.set [function] [call site] 00070
4 tag.split [function] [call site] 00071
4 interpreters.split [function] [call site] 00072
4 abis.split [function] [call site] 00073
4 platforms.split [function] [call site] 00074
4 packaging.tags.Tag.__init__ [function] [call site] 00075
5 interpreter.lower [function] [call site] 00076
5 abi.lower [function] [call site] 00077
5 platform.lower [function] [call site] 00078
5 <builtin>.hash [function] [call site] 00079
4 tags.add [function] [call site] 00080
4 <builtin>.frozenset [function] [call site] 00081
2 fdp.ConsumeIntInRange [function] [call site] 00082
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00083
1 ...fuzz_packaging.fuzz_specifier [function] [call site] 00084
2 atheris.FuzzedDataProvider [function] [call site] 00085
2 packaging.specifiers.Specifier.__init__ [function] [call site] 00086
3 match.group [function] [call site] 00087
3 match.group [function] [call site] 00088
2 fdp.ConsumeIntInRange [function] [call site] 00089
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00090
2 packaging.specifiers.Specifier.__init__ [function] [call site] 00091
2 fdp.ConsumeIntInRange [function] [call site] 00092
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00093
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00094
2 packaging.specifiers.Specifier.contains [function] [call site] 00095
3 packaging.specifiers._coerce_version [function] [call site] 00096
4 <builtin>.isinstance [function] [call site] 00097
4 version.Version [function] [call site] 00098