Fuzz introspector: fuzz_web_request
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
36 127 aiohttp.helpers.parse_mimetype call site: {node_id} aiohttp.web_request.BaseRequest.read
14 104 aiohttp.web_request.BaseRequest.post call site: {node_id} aiohttp.web_request.BaseRequest.multipart
7 39 multidict._multidict_py.MultiDict._extend call site: {node_id} multidict._multidict_py.CIMultiDict._title
6 0 EP call site: {node_id} ...aiohttp.fuzz_web_request.fuzz_run_one_async
6 25 multidict._multidict_py.MultiDict._extend call site: {node_id} used_keys.get
6 60 multidict._multidict_py._Base.items call site: {node_id} multidict._multidict_py.MultiDict.__init__
4 13 multidict._multidict_py.MultiDict._extend call site: {node_id} .list
3 56 aiohttp.test_utils.make_mocked_request call site: {node_id} multidict._multidict_py._Base.items
1 94 aiohttp.web_urldispatcher.UrlMappingMatchInfo.__init__ call site: {node_id} unittest.mock.Mock
1 98 ...aiohttp.fuzz_web_request.fuzz_run_one_async call site: {node_id} aiohttp.web_request.BaseRequest.post

Fuzzer calltree

0 ...aiohttp.fuzz_web_request.TestOneInput [function] [call site] 00000
1 ...aiohttp.fuzz_web_request.fuzz_run_one_async [function] [call site] 00001
2 atheris.FuzzedDataProvider [function] [call site] 00002
2 fdp.ConsumeIntInRange [function] [call site] 00003
2 fdp.ConsumeString [function] [call site] 00004
2 _multidict.CIMultiDict [function] [call site] 00005
2 multidict._multidict_py.MultiDict.__init__ [function] [call site] 00006
3 multidict._multidict_py._Impl.__init__ [function] [call site] 00007
4 multidict._multidict_py._Impl.incr_version [function] [call site] 00008
3 multidict._multidict_py.MultiDict._extend [function] [call site] 00009
4 .len [function] [call site] 00010
4 .isinstance [function] [call site] 00011
4 .hasattr [function] [call site] 00012
4 arg.items [function] [call site] 00013
4 .list [function] [call site] 00014
4 kwargs.items [function] [call site] 00015
4 .list [function] [call site] 00016
4 arg.extend [function] [call site] 00017
4 .len [function] [call site] 00018
4 multidict._multidict_py.CIMultiDict._title [function] [call site] 00019
5 key.title [function] [call site] 00020
4 multidict._multidict_py.MultiDict._title [function] [call site] 00021
4 multidict._multidict_py.MultiDict._key [function] [call site] 00022
5 .isinstance [function] [call site] 00023
4 items.append [function] [call site] 00024
4 multidict._multidict_py.MultiDict._update_items [function] [call site] 00025
5 used_keys.get [function] [call site] 00026
5 .len [function] [call site] 00027
5 .range [function] [call site] 00028
5 .len [function] [call site] 00029
5 used_keys.get [function] [call site] 00030
5 multidict._multidict_py._Impl.incr_version [function] [call site] 00031
4 multidict._multidict_py.MultiDict._extend_items [function] [call site] 00032
5 multidict._multidict_py.MultiDict.add [function] [call site] 00033
6 multidict._multidict_py.CIMultiDict._title [function] [call site] 00034
6 multidict._multidict_py.MultiDict._title [function] [call site] 00035
6 multidict._multidict_py.MultiDict._key [function] [call site] 00036
6 multidict._multidict_py._Impl.incr_version [function] [call site] 00037
4 multidict._multidict_py.MultiDict._update_items [function] [call site] 00038
4 multidict._multidict_py.MultiDict._extend_items [function] [call site] 00039
4 multidict._multidict_py.CIMultiDict._title [function] [call site] 00040
4 multidict._multidict_py.MultiDict._title [function] [call site] 00041
4 multidict._multidict_py.MultiDict._key [function] [call site] 00042
4 kwargs.items [function] [call site] 00043
2 fdp.ConsumeString [function] [call site] 00044
2 fdp.ConsumeIntInRange [function] [call site] 00045
2 fdp.ConsumeString [function] [call site] 00046
2 aiohttp.test_utils.make_mocked_request [function] [call site] 00047
3 unittest.mock.Mock [function] [call site] 00048
3 unittest.mock.Mock [function] [call site] 00049
3 typing.NamedTuple.__init__ [function] [call site] 00050
3 _multidict.CIMultiDict [function] [call site] 00051
3 multidict._multidict_py.MultiDict.__init__ [function] [call site] 00052
3 _multidict.CIMultiDictProxy [function] [call site] 00053
3 multidict._multidict_py.CIMultiDictProxy.__init__ [function] [call site] 00054
4 .isinstance [function] [call site] 00055
3 .tuple [function] [call site] 00056
3 k.encode [function] [call site] 00057
3 v.encode [function] [call site] 00058
3 multidict._multidict_py._Base.items [function] [call site] 00059
4 multidict._multidict_py._ViewBase.__init__ [function] [call site] 00060
3 _multidict.CIMultiDict.items [function] [call site] 00061
3 _multidict.CIMultiDictProxy.items [function] [call site] 00062
3 _multidict.CIMultiDict [function] [call site] 00063
3 multidict._multidict_py.MultiDict.__init__ [function] [call site] 00064
3 _multidict.CIMultiDictProxy [function] [call site] 00065
3 multidict._multidict_py.CIMultiDictProxy.__init__ [function] [call site] 00066
3 _multidict.CIMultiDictProxy.get [function] [call site] 00067
3 _multidict.CIMultiDict.get [function] [call site] 00068
3 multidict._multidict_py._Base.get [function] [call site] 00069
4 multidict._multidict_py._Base.getone [function] [call site] 00070
5 multidict._multidict_py.CIMultiDict._title [function] [call site] 00071
5 multidict._multidict_py.MultiDict._title [function] [call site] 00072
5 multidict._multidict_py.CIMultiDictProxy._title [function] [call site] 00073
6 key.title [function] [call site] 00074
5 multidict._multidict_py._Base._title [function] [call site] 00075
3 _http_parser.RawRequestMessage [function] [call site] 00076
3 aiohttp.test_utils._create_app_mock [function] [call site] 00077
4 unittest.mock.MagicMock [function] [call site] 00078
4 aiosignal.Signal [function] [call site] 00079
4 app.on_response_prepare.freeze [function] [call site] 00080
3 aiohttp.test_utils._create_transport [function] [call site] 00081
4 unittest.mock.Mock [function] [call site] 00082
3 unittest.mock.Mock [function] [call site] 00083
3 unittest.mock.Mock [function] [call site] 00084
3 aiohttp.test_utils.make_mocked_coro [function] [call site] 00085
4 unittest.mock.Mock [function] [call site] 00086
3 aiohttp.test_utils.make_mocked_coro [function] [call site] 00087
3 aiohttp.test_utils.make_mocked_coro [function] [call site] 00088
3 aiohttp.test_utils.make_mocked_coro [function] [call site] 00089
3 unittest.mock.Mock [function] [call site] 00090
3 aiohttp.web_request.Request.__init__ [function] [call site] 00091
4 .super [function] [call site] 00092
3 aiohttp.web_urldispatcher.UrlMappingMatchInfo.__init__ [function] [call site] 00093
4 .super [function] [call site] 00094
3 unittest.mock.Mock [function] [call site] 00095
3 aiohttp.web_urldispatcher.UrlMappingMatchInfo.add_app [function] [call site] 00096
4 abc.ABC._apps.insert [function] [call site] 00097
2 .len [function] [call site] 00098
2 aiohttp.web_request.BaseRequest.post [function] [call site] 00099
3 multidict._multidict_py.MultiDict.__init__ [function] [call site] 00100
3 _multidict.MultiDict [function] [call site] 00101
3 multidict._multidict_py.MultiDictProxy.__init__ [function] [call site] 00102
4 .isinstance [function] [call site] 00103
3 _multidict.MultiDictProxy [function] [call site] 00104
3 multidict._multidict_py.MultiDict.__init__ [function] [call site] 00105
3 _multidict.MultiDict [function] [call site] 00106
3 multidict._multidict_py.MultiDictProxy.__init__ [function] [call site] 00107
3 _multidict.MultiDictProxy [function] [call site] 00108
3 multidict._multidict_py.MultiDict.__init__ [function] [call site] 00109
3 _multidict.MultiDict [function] [call site] 00110
3 aiohttp.web_request.BaseRequest.multipart [function] [call site] 00111
4 aiohttp.multipart.MultipartReader.__init__ [function] [call site] 00112
5 aiohttp.multipart.MultipartReader._get_boundary [function] [call site] 00113
6 aiohttp.helpers.parse_mimetype [function] [call site] 00114
7 multidict._multidict_py.MultiDict.__init__ [function] [call site] 00115
7 _multidict.MultiDict [function] [call site] 00116
7 multidict._multidict_py.MultiDictProxy.__init__ [function] [call site] 00117
7 _multidict.MultiDictProxy [function] [call site] 00118
7 mimetype.split [function] [call site] 00119
7 multidict._multidict_py.MultiDict.__init__ [function] [call site] 00120
7 _multidict.MultiDict [function] [call site] 00121
7 item.partition [function] [call site] 00122
7 key.lower [function] [call site] 00123
7 value.strip [function] [call site] 00124
7 params.add [function] [call site] 00125
7 fulltype.partition [function] [call site] 00126
7 stype.partition [function] [call site] 00127
7 multidict._multidict_py.MultiDictProxy.__init__ [function] [call site] 00128
7 _multidict.MultiDictProxy [function] [call site] 00129
6 .len [function] [call site] 00130
3 multipart.next [function] [call site] 00131
3 field.headers.get [function] [call site] 00132
3 .isinstance [function] [call site] 00133
3 tempfile.TemporaryFile [function] [call site] 00134
3 field.read_chunk [function] [call site] 00135
3 field.decode [function] [call site] 00136
3 tmp.write [function] [call site] 00137
3 .len [function] [call site] 00138
3 tmp.close [function] [call site] 00139
3 field.read_chunk [function] [call site] 00140
3 tmp.seek [function] [call site] 00141
3 typing.cast [function] [call site] 00142
3 out.add [function] [call site] 00143
3 field.read [function] [call site] 00144
3 field_ct.startswith [function] [call site] 00145
3 field.get_charset [function] [call site] 00146
3 value.decode [function] [call site] 00147
3 out.add [function] [call site] 00148
3 out.add [function] [call site] 00149
3 .len [function] [call site] 00150
3 multipart.next [function] [call site] 00151
3 aiohttp.web_request.BaseRequest.read [function] [call site] 00152
4 .bytearray [function] [call site] 00153
4 body.extend [function] [call site] 00154
4 .len [function] [call site] 00155
4 .bytes [function] [call site] 00156
3 data.rstrip [function] [call site] 00157
3 bytes_query.decode [function] [call site] 00158
3 out.extend [function] [call site] 00159
3 urllib.parse.parse_qsl [function] [call site] 00160
3 multidict._multidict_py.MultiDictProxy.__init__ [function] [call site] 00161
3 _multidict.MultiDictProxy [function] [call site] 00162
1 asyncio.run [function] [call site] 00163