Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
33	52	nbformat.validator.get_validator	call site: 00052	nbformat.validator.get_validator
9	30	nbformat.validator.validate	call site: 00030	nbformat.validator._strip_invalida_metadata
9	90	nbformat.validator.iter_validate	call site: 00090	nbformat.validator.better_validation_error
4	22	nbformat.validator.validate	call site: 00022	nbformat.validator._dep_warn
3	6	nbformat.read	call site: 00006	nbformat.reads
3	86	nbformat.validator.validate	call site: 00086	nbformat.validator._strip_invalida_metadata
2	18	nbformat.converter.convert	call site: 00018	nbformat.converter.convert
1	45	nbformat._imports.import_item	call site: 00045	.__import__

Fuzzer calltree


         ...fuzz_read.TestOneInput

[function] [call site] 00000


           atheris.FuzzedDataProvider

[function] [call site] 00001


           fdp.ConsumeUnicodeNoSurrogates

[function] [call site] 00002


           io.StringIO

[function] [call site] 00003


           <builtin>.range

[function] [call site] 00004


           nbformat.read

[function] [call site] 00005


             fp.read

[function] [call site] 00006


             <builtin>.open

[function] [call site] 00007


             f.read

[function] [call site] 00008


             nbformat.reads

[function] [call site] 00009


               nbformat.reader.reads

[function] [call site] 00010


                 nbformat.reader.parse_json

[function] [call site] 00011


                   json.loads

[function] [call site] 00012


                   <builtin>.len

[function] [call site] 00013


                 nbformat.reader.get_version

[function] [call site] 00014


                   copy.deepcopy.get

[function] [call site] 00015


                   copy.deepcopy.get

[function] [call site] 00016


               nbformat.converter.convert

[function] [call site] 00017


                 nbformat.reader.get_version

[function] [call site] 00018


                 converted.get

[function] [call site] 00019


                 nbformat.converter.convert

[function] [call site] 00020


               nbformat.validator.validate

[function] [call site] 00021


                 <builtin>.isinstance

[function] [call site] 00022


                 nbformat.validator._dep_warn

[function] [call site] 00023


                   warnings.warn

[function] [call site] 00024


                   textwrap.dedent

[function] [call site] 00025


                 nbformat.validator._dep_warn

[function] [call site] 00026


                 nbformat.reader.get_version

[function] [call site] 00027


                 <builtin>.isinstance

[function] [call site] 00028


                 <builtin>.isinstance

[function] [call site] 00029


                 nbformat.validator._normalize

[function] [call site] 00030


                   warnings.warn

[function] [call site] 00031


                   nbformat.corpus.words.generate_corpus_id

[function] [call site] 00032


                     uuid.uuid4

[function] [call site] 00033


                   <builtin>.set

[function] [call site] 00034


                   nbformat.corpus.words.generate_corpus_id

[function] [call site] 00035


                   warnings.warn

[function] [call site] 00036


                   seen_ids.add

[function] [call site] 00037


                   nbformat.validator._strip_invalida_metadata

[function] [call site] 00038


                     nbformat.validator._get_errors

[function] [call site] 00039


                       nbformat.validator.get_validator

[function] [call site] 00040


                         nbformat._imports.import_item

[function] [call site] 00041


                           name.rsplit

[function] [call site] 00042


                           <builtin>.len

[function] [call site] 00043


                           <builtin>.__import__

[function] [call site] 00044


                           <builtin>.getattr

[function] [call site] 00045


                           <builtin>.__import__

[function] [call site] 00046


                         <builtin>.getattr

[function] [call site] 00047


                         nbformat.json_compat._validator_for_name

[function] [call site] 00048


                         nbformat.json_compat.get_current_validator

[function] [call site] 00049


                           os.environ.get

[function] [call site] 00050


                           nbformat.json_compat._validator_for_name

[function] [call site] 00051


                         nbformat.validator._get_schema_json

[function] [call site] 00052


                           pathlib.Path

[function] [call site] 00053


                           <builtin>.str

[function] [call site] 00054


                           pathlib.Path

[function] [call site] 00055


                           <builtin>.str

[function] [call site] 00056


                           pathlib.Path

[function] [call site] 00057


                           pathlib.Path.open

[function] [call site] 00058


                           json.load

[function] [call site] 00059


                         nbformat.validator._relax_additional_properties

[function] [call site] 00060


                           <builtin>.isinstance

[function] [call site] 00061


                           obj.items

[function] [call site] 00062


                           nbformat.validator._relax_additional_properties

[function] [call site] 00063


                           <builtin>.isinstance

[function] [call site] 00064


                           <builtin>.enumerate

[function] [call site] 00065


                           nbformat.validator._relax_additional_properties

[function] [call site] 00066


                         nbformat.validator._allow_undefined

[function] [call site] 00067


                         nbformat.validator._get_schema_json

[function] [call site] 00068


                         nbformat.validator._relax_additional_properties

[function] [call site] 00069


                       validator.iter_errors

[function] [call site] 00070


                       <builtin>.list

[function] [call site] 00071


                       <builtin>.len

[function] [call site] 00072


                       nbformat.validator.get_validator

[function] [call site] 00073


                       validator.iter_errors

[function] [call site] 00074


                       <builtin>.iter

[function] [call site] 00075


                     <builtin>.list

[function] [call site] 00076


                     <builtin>.len

[function] [call site] 00077


                     nbformat.validator.get_validator

[function] [call site] 00078


                     validator.iter_errors

[function] [call site] 00079


                     validator.error_tree

[function] [call site] 00080


                     copy.deepcopy.get

[function] [call site] 00081


                     <builtin>.len

[function] [call site] 00082


                     <builtin>.range

[function] [call site] 00083


                     schemas_by_index.index

[function] [call site] 00084


                     <builtin>.len

[function] [call site] 00085


                 nbformat.validator.iter_validate

[function] [call site] 00086


                   nbformat.reader.get_version

[function] [call site] 00087


                   nbformat.validator._get_errors

[function] [call site] 00088


                   nbformat.validator._strip_invalida_metadata

[function] [call site] 00089


                   nbformat.validator._get_errors

[function] [call site] 00090


                   nbformat.validator.better_validation_error

[function] [call site] 00091


                     <builtin>.len

[function] [call site] 00092


                     key.endswith

[function] [call site] 00093


                     <builtin>.isinstance

[function] [call site] 00094


                     nbformat.validator.validate

[function] [call site] 00095


                     error.relative_path.extend

[function] [call site] 00096


                     nbformat.validator.better_validation_error

[function] [call site] 00097


                     nbformat.validator.NotebookValidationError.__init__

[function] [call site] 00098


                       <builtin>.getattr

[function] [call site] 00099


               traitlets.log.get_logger

[function] [call site] 00100


               traitlets.log.get_logger.error

[function] [call site] 00101


               <builtin>.isinstance

[function] [call site] 00102


             nbformat.reads

[function] [call site] 00103