Fuzz introspector: fuzz_mutation
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
89 2 ...fuzz_mutation.TestOneInput call site: 00002 glom.core.glom
28 93 glom.mutation._apply_for_each call site: 00093 glom.mutation.Delete.glomit

Fuzzer calltree

0 ...fuzz_mutation.TestOneInput [function] [call site] 00000
1 atheris.FuzzedDataProvider [function] [call site] 00001
1 glom.mutation.delete [function] [call site] 00002
2 glom.mutation.Delete.__init__ [function] [call site] 00003
3 <builtin>.isinstance [function] [call site] 00004
3 glom.core.Path.from_text [function] [call site] 00005
4 <builtin>.len [function] [call site] 00006
4 glom.core.Path.from_text.create [function] [call site] 00007
5 text.split [function] [call site] 00008
5 warnings.warn [function] [call site] 00009
5 glom.core.Path.__init__ [function] [call site] 00010
6 <builtin>.isinstance [function] [call site] 00011
6 <builtin>.isinstance [function] [call site] 00012
6 <builtin>.isinstance [function] [call site] 00013
6 <builtin>.len [function] [call site] 00014
6 glom.core._t_child [function] [call site] 00015
6 glom.core._t_child [function] [call site] 00016
4 glom.core.Path.from_text.create [function] [call site] 00017
3 <builtin>.type [function] [call site] 00018
3 glom.core.Path.__init__ [function] [call site] 00019
3 <builtin>.isinstance [function] [call site] 00020
3 glom.core.Path.items [function] [call site] 00021
4 <builtin>.zip [function] [call site] 00022
4 <builtin>.tuple [function] [call site] 00023
2 glom.core.glom [function] [call site] 00024
3 kwargs.pop [function] [call site] 00025
3 kwargs.pop [function] [call site] 00026
3 kwargs.pop [function] [call site] 00027
3 collections.ChainMap.new_child [function] [call site] 00028
3 kwargs.pop [function] [call site] 00029
3 kwargs.pop [function] [call site] 00030
3 glom.core.ScopeVars.__init__ [function] [call site] 00031
4 <builtin>.dict [function] [call site] 00032
3 kwargs.pop [function] [call site] 00033
3 scope.update [function] [call site] 00034
3 glom.core._glom [function] [call site] 00035
4 scope.new_child [function] [call site] 00036
4 <builtin>.type [function] [call site] 00037
4 glom.core._t_eval [function] [call site] 00038
5 <builtin>.len [function] [call site] 00039
5 glom.core._s_first_magic [function] [call site] 00040
6 glom.core.Path.__init__ [function] [call site] 00041
6 glom.core.PathAccessError.__init__ [function] [call site] 00042
5 scope.update [function] [call site] 00043
5 glom.core.arg_val [function] [call site] 00044
6 glom.core._ArgValuator.__init__ [function] [call site] 00045
5 kwargs.items [function] [call site] 00046
5 glom.core.arg_val [function] [call site] 00047
5 <builtin>.getattr [function] [call site] 00048
5 glom.core.Path.__init__ [function] [call site] 00049
5 glom.core.PathAccessError.__init__ [function] [call site] 00050
5 glom.core.Path.__init__ [function] [call site] 00051
5 glom.core.PathAccessError.__init__ [function] [call site] 00052
5 glom.core.Path.__init__ [function] [call site] 00053
5 glom.core.PathAccessError.__init__ [function] [call site] 00054
5 glom.core._extend_children [function] [call site] 00055
6 children.extend [function] [call site] 00056
6 children.append [function] [call site] 00057
5 <builtin>.set [function] [call site] 00058
5 glom.core._extend_children [function] [call site] 00059
5 <builtin>.id [function] [call site] 00060
5 <builtin>.id [function] [call site] 00061
5 sofar.add [function] [call site] 00062
5 glom.core._extend_children [function] [call site] 00063
5 nxt.insert [function] [call site] 00064
5 glom.core._t_eval [function] [call site] 00065
5 cur.append [function] [call site] 00066
5 glom.core.Call.__init__ [function] [call site] 00067
6 <builtin>.callable [function] [call site] 00068
6 <builtin>.isinstance [function] [call site] 00069
5 glom.core.Path.__init__ [function] [call site] 00070
5 glom.core.PathAccessError.__init__ [function] [call site] 00071
5 glom.core._assign_op [function] [call site] 00072
6 <builtin>.setattr [function] [call site] 00073
4 glom.core._has_callable_glomit [function] [call site] 00074
5 <builtin>.getattr [function] [call site] 00075
5 <builtin>.callable [function] [call site] 00076
5 <builtin>.isinstance [function] [call site] 00077
4 glom.core.Fill.glomit [function] [call site] 00078
4 glom.mutation.Assign.glomit [function] [call site] 00079
5 glom.core.arg_val [function] [call site] 00080
5 glom.mutation.Assign.__init__ [function] [call site] 00081
6 <builtin>.isinstance [function] [call site] 00082
6 glom.core.Path.from_text [function] [call site] 00083
6 <builtin>.type [function] [call site] 00084
6 glom.core.Path.__init__ [function] [call site] 00085
6 <builtin>.isinstance [function] [call site] 00086
6 glom.core.Path.items [function] [call site] 00087
6 <builtin>.callable [function] [call site] 00088
5 glom.core.Path.items [function] [call site] 00089
5 glom.mutation._apply_for_each [function] [call site] 00090
6 path.path_t.__stars__ [function] [call site] 00091
6 <builtin>.range [function] [call site] 00092
6 <builtin>.sum [function] [call site] 00093
6 glom.mutation.Assign.glomit.<lambda1> [function] [call site] 00094
7 glom.core._assign_op [function] [call site] 00095
6 glom.mutation.Delete.glomit.<lambda1> [function] [call site] 00096
7 glom.mutation.Delete._del_one [function] [call site] 00097
8 <builtin>.delattr [function] [call site] 00098
6 glom.mutation.Assign.glomit.<lambda1> [function] [call site] 00099
6 glom.mutation.Delete.glomit.<lambda1> [function] [call site] 00100
4 glom.matching.Match.glomit [function] [call site] 00101
5 glom.core.arg_val [function] [call site] 00102
4 glom.mutation.Delete.glomit [function] [call site] 00103
5 glom.mutation._apply_for_each [function] [call site] 00104
4 glom.reduction.Fold.glomit [function] [call site] 00105
5 scope.get [function] [call site] 00106
5 glom.reduction.Merge._agg [function] [call site] 00107
5 glom.grouping.target_iter [function] [call site] 00108
5 glom.reduction.Flatten._fold [function] [call site] 00109
6 itertools.chain.from_iterable [function] [call site] 00110
6 <builtin>.super [function] [call site] 00111
5 glom.reduction.Merge._fold [function] [call site] 00112
3 <builtin>.isinstance [function] [call site] 00113
3 copy.copy [function] [call site] 00114
3 err._set_wrapped [function] [call site] 00115
3 glom.core.GlomError.wrap [function] [call site] 00116
4 <builtin>.type [function] [call site] 00117
4 <builtin>.issubclass [function] [call site] 00118
4 <builtin>.type [function] [call site] 00119
3 <builtin>.isinstance [function] [call site] 00120
3 err._finalize [function] [call site] 00121
1 fdp.ConsumeIntInRange [function] [call site] 00122
1 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00123
1 fdp.ConsumeIntInRange [function] [call site] 00124
1 fdp.ConsumeString [function] [call site] 00125
1 json.loads [function] [call site] 00126
1 glom.mutation.delete [function] [call site] 00127
1 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00128
1 glom.mutation.delete [function] [call site] 00129