Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
88	0	EP	call site: 00000	ipykernel.serialize.serialize_object

Fuzzer calltree


         ...fuzz_serialization_roundtrip.TestOneInput

[function] [call site] 00000


           atheris.FuzzedDataProvider

[function] [call site] 00001


           ...fuzz_serialization_roundtrip.ConsumeRandomLengthBufferList

[function] [call site] 00002


             fdp.ConsumeIntInRange

[function] [call site] 00003


             <builtin>.range

[function] [call site] 00004


             fdp.ConsumeIntInRange

[function] [call site] 00005


             fdp.ConsumeBytes

[function] [call site] 00006


             buffers.append

[function] [call site] 00007


           ipykernel.serialize.deserialize_object

[function] [call site] 00008


             <builtin>.list

[function] [call site] 00009


             bufs.pop

[function] [call site] 00010


             pickle.loads

[function] [call site] 00011


             ipyparallel.serialize.canning.istype

[function] [call site] 00012


             ipykernel.pickleutil.istype

[function] [call site] 00013


               <builtin>.isinstance

[function] [call site] 00014


               <builtin>.type

[function] [call site] 00015


               <builtin>.any

[function] [call site] 00016


               <builtin>.type

[function] [call site] 00017


             <builtin>.len

[function] [call site] 00018


             ipykernel.serialize._restore_buffers

[function] [call site] 00019


               <builtin>.isinstance

[function] [call site] 00020


               <builtin>.enumerate

[function] [call site] 00021


               buffers.pop

[function] [call site] 00022


             ipyparallel.serialize.canning.uncan_sequence

[function] [call site] 00023


             ipykernel.pickleutil.uncan_sequence

[function] [call site] 00024


               ipykernel.pickleutil.istype

[function] [call site] 00025


               <builtin>.type

[function] [call site] 00026


               ipykernel.pickleutil.uncan

[function] [call site] 00027


                 uncan_map.items

[function] [call site] 00028


                 <builtin>.isinstance

[function] [call site] 00029


                 <builtin>.isinstance

[function] [call site] 00030


                 ipykernel.pickleutil._import_mapping

[function] [call site] 00031


                   traitlets.log.get_logger

[function] [call site] 00032


                   traitlets.log.get_logger.debug

[function] [call site] 00033


                   mapping.items

[function] [call site] 00034


                   <builtin>.list

[function] [call site] 00035


                   <builtin>.isinstance

[function] [call site] 00036


                   IPython.core.application.BaseIPythonApplication.session

[function] [call site] 00037


                   functools.partial

[function] [call site] 00038


                   traitlets.log.get_logger.error

[function] [call site] 00039


                   mapping.pop

[function] [call site] 00040


                   mapping.pop

[function] [call site] 00041


                 ipykernel.pickleutil.uncan

[function] [call site] 00042


             ipyparallel.serialize.canning.istype

[function] [call site] 00043


             ipykernel.pickleutil.istype

[function] [call site] 00044


             <builtin>.len

[function] [call site] 00045


             <builtin>.sorted

[function] [call site] 00046


             ipykernel.serialize._restore_buffers

[function] [call site] 00047


             ipyparallel.serialize.canning.uncan

[function] [call site] 00048


             ipykernel.pickleutil.uncan

[function] [call site] 00049


             ipykernel.serialize._restore_buffers

[function] [call site] 00050


             ipyparallel.serialize.canning.uncan

[function] [call site] 00051


             ipykernel.pickleutil.uncan

[function] [call site] 00052


           ipykernel.serialize.serialize_object

[function] [call site] 00053


             ipyparallel.serialize.canning.istype

[function] [call site] 00054


             ipykernel.pickleutil.istype

[function] [call site] 00055


             <builtin>.len

[function] [call site] 00056


             ipyparallel.serialize.canning.can_sequence

[function] [call site] 00057


             ipykernel.pickleutil.can_sequence

[function] [call site] 00058


               ipykernel.pickleutil.istype

[function] [call site] 00059


               <builtin>.type

[function] [call site] 00060


               ipykernel.pickleutil.can

[function] [call site] 00061


                 can_map.items

[function] [call site] 00062


                 <builtin>.isinstance

[function] [call site] 00063


                 ipykernel.pickleutil.istype

[function] [call site] 00064


                 ipykernel.pickleutil._import_mapping

[function] [call site] 00065


                 ipykernel.pickleutil.can

[function] [call site] 00066


             ipykernel.serialize._extract_buffers

[function] [call site] 00067


               <builtin>.isinstance

[function] [call site] 00068


               <builtin>.enumerate

[function] [call site] 00069


               <builtin>.len

[function] [call site] 00070


               buffers.append

[function] [call site] 00071


               <builtin>.isinstance

[function] [call site] 00072


               buf.tobytes

[function] [call site] 00073


             buffers.extend

[function] [call site] 00074


             ipyparallel.serialize.canning.istype

[function] [call site] 00075


             ipykernel.pickleutil.istype

[function] [call site] 00076


             <builtin>.len

[function] [call site] 00077


             <builtin>.sorted

[function] [call site] 00078


             ipyparallel.serialize.canning.can

[function] [call site] 00079


             ipykernel.pickleutil.can

[function] [call site] 00080


             ipykernel.serialize._extract_buffers

[function] [call site] 00081


             buffers.extend

[function] [call site] 00082


             ipyparallel.serialize.canning.can

[function] [call site] 00083


             ipykernel.pickleutil.can

[function] [call site] 00084


             ipykernel.serialize._extract_buffers

[function] [call site] 00085


             buffers.extend

[function] [call site] 00086


             pickle.dumps

[function] [call site] 00087


             buffers.insert

[function] [call site] 00088