Fuzz introspector: fuzz_websocket_parser
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
6 23 websockets.frames.Frame.parse call site: {node_id} .len
1 3 ...websockets.fuzzing.fuzz_websocket_parser.test_one_input call site: {node_id} fdp.ConsumeInt
1 5 ...websockets.fuzzing.fuzz_websocket_parser.test_one_input call site: {node_id} websockets.streams.StreamReader.__init__
1 7 websockets.streams.StreamReader.__init__ call site: {node_id} websockets.streams.StreamReader.feed_data
1 30 websockets.frames.Frame.parse call site: {node_id} extension.decode
1 32 websockets.frames.Frame.parse call site: {node_id} .next

Fuzzer calltree

0 ...websockets.fuzzing.fuzz_websocket_parser.test_one_input [function] [call site] 00000
1 atheris.FuzzedDataProvider [function] [call site] 00001
1 fdp.ConsumeBool [function] [call site] 00002
1 fdp.ConsumeBool [function] [call site] 00003
1 fdp.ConsumeInt [function] [call site] 00004
1 fdp.ConsumeBytes [function] [call site] 00005
1 websockets.streams.StreamReader.__init__ [function] [call site] 00006
2 .bytearray [function] [call site] 00007
1 websockets.streams.StreamReader.feed_data [function] [call site] 00008
1 websockets.streams.StreamReader.feed_eof [function] [call site] 00009
1 websockets.frames.Frame.parse [function] [call site] 00010
2 websockets.streams.StreamReader.read_exact [function] [call site] 00011
2 struct.unpack [function] [call site] 00014
2 enum.IntEnum.__init__ [function] [call site] 00015
2 websockets.streams.StreamReader.read_exact [function] [call site] 00016
2 struct.unpack [function] [call site] 00017
2 websockets.streams.StreamReader.read_exact [function] [call site] 00018
2 struct.unpack [function] [call site] 00019
2 websockets.streams.StreamReader.read_exact [function] [call site] 00020
2 websockets.streams.StreamReader.read_exact [function] [call site] 00021
2 speedups.apply_mask [function] [call site] 00022
2 websockets.utils.apply_mask [function] [call site] 00023
2 .reversed [function] [call site] 00030
2 extension.decode [function] [call site] 00031
2 frame.check [function] [call site] 00032
1 .isinstance [function] [call site] 00034