Fuzz introspector: fuzz_validator
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
136 0 EP call site: 00000 email_validator.validate_email.validate_email

Fuzzer calltree

0 ...fuzz_validator.TestOneInput [function] [call site] 00000
1 email_validator.validate_email.validate_email [function] [call site] 00001
2 <builtin>.isinstance [function] [call site] 00002
2 email.decode [function] [call site] 00003
2 email_validator.syntax.split_email [function] [call site] 00004
3 email_validator.syntax.split_email.split_string_at_unquoted_special [function] [call site] 00005
4 <builtin>.enumerate [function] [call site] 00006
4 unicodedata.normalize [function] [call site] 00007
4 <builtin>.len [function] [call site] 00008
4 <builtin>.len [function] [call site] 00009
4 <builtin>.len [function] [call site] 00010
3 right_part.startswith [function] [call site] 00011
3 left_part.rstrip [function] [call site] 00012
3 email_validator.syntax.split_email.unquote_quoted_string [function] [call site] 00013
4 <builtin>.enumerate [function] [call site] 00014
4 <builtin>.len [function] [call site] 00015
3 email_validator.syntax.safe_character_display [function] [call site] 00016
4 unicodedata.category [function] [call site] 00017
4 <builtin>.repr [function] [call site] 00018
4 <builtin>.ord [function] [call site] 00019
4 <builtin>.ord [function] [call site] 00020
4 <builtin>.ord [function] [call site] 00021
4 unicodedata.name [function] [call site] 00022
3 ATEXT_RE.match [function] [call site] 00023
3 email_validator.syntax.check_unsafe_chars [function] [call site] 00024
4 <builtin>.set [function] [call site] 00025
4 <builtin>.enumerate [function] [call site] 00026
4 unicodedata.category [function] [call site] 00027
4 bad_chars.add [function] [call site] 00028
4 bad_chars.add [function] [call site] 00029
4 bad_chars.add [function] [call site] 00030
4 bad_chars.add [function] [call site] 00031
4 bad_chars.add [function] [call site] 00032
3 right_part.rstrip [function] [call site] 00033
3 email_validator.syntax.split_email.split_string_at_unquoted_special [function] [call site] 00034
3 domain_part.startswith [function] [call site] 00035
3 email_validator.syntax.split_email.unquote_quoted_string [function] [call site] 00036
2 unicodedata.normalize [function] [call site] 00037
2 email_validator.syntax.validate_email_local_part [function] [call site] 00038
3 <builtin>.len [function] [call site] 00039
3 <builtin>.len [function] [call site] 00040
3 email_validator.syntax.get_length_reason [function] [call site] 00041
4 <builtin>.len [function] [call site] 00042
3 DOT_ATOM_TEXT.match [function] [call site] 00043
3 DOT_ATOM_TEXT_INTL.match [function] [call site] 00044
3 email_validator.syntax.safe_character_display [function] [call site] 00045
3 ATEXT_RE.match [function] [call site] 00046
3 email_validator.syntax.safe_character_display [function] [call site] 00047
3 QTEXT_INTL.match [function] [call site] 00048
3 email_validator.syntax.safe_character_display [function] [call site] 00049
3 <builtin>.ord [function] [call site] 00050
3 email_validator.syntax.check_unsafe_chars [function] [call site] 00051
3 local.encode [function] [call site] 00052
3 email_validator.syntax.safe_character_display [function] [call site] 00054
3 ATEXT_INTL_DOT_RE.match [function] [call site] 00055
3 email_validator.syntax.check_dot_atom [function] [call site] 00056
4 label.endswith [function] [call site] 00057
4 label.startswith [function] [call site] 00058
4 label.endswith [function] [call site] 00059
4 label.startswith [function] [call site] 00060
2 unicodedata.normalize [function] [call site] 00061
2 email_validator.syntax.validate_email_local_part [function] [call site] 00062
2 ret.ascii_local_part.lower [function] [call site] 00063
2 ret.ascii_local_part.lower [function] [call site] 00064
2 ret.local_part.lower [function] [call site] 00065
2 <builtin>.len [function] [call site] 00066
2 domain_part.startswith [function] [call site] 00067
2 domain_part.endswith [function] [call site] 00068
2 email_validator.syntax.validate_email_domain_literal [function] [call site] 00069
3 ipaddress.IPv4Address [function] [call site] 00071
3 domain_literal.startswith [function] [call site] 00072
3 ipaddress.IPv6Address [function] [call site] 00073
3 email_validator.syntax.safe_character_display [function] [call site] 00074
3 DOMAIN_LITERAL_CHARS.match [function] [call site] 00075
2 email_validator.syntax.validate_email_domain_name [function] [call site] 00076
3 email_validator.syntax.safe_character_display [function] [call site] 00077
3 ATEXT_HOSTNAME_INTL.match [function] [call site] 00078
3 email_validator.syntax.check_unsafe_chars [function] [call site] 00079
3 email_validator.syntax.safe_character_display [function] [call site] 00080
3 email_validator.syntax.uts46_valid_char [function] [call site] 00081
4 <builtin>.ord [function] [call site] 00082
4 <builtin>.chr [function] [call site] 00083
4 unicodedata.category [function] [call site] 00084
4 <builtin>.chr [function] [call site] 00085
4 unicodedata.decomposition [function] [call site] 00086
3 idna.uts46_remap [function] [call site] 00087
3 email_validator.syntax.safe_character_display [function] [call site] 00088
3 ATEXT_HOSTNAME_INTL.match [function] [call site] 00089
3 email_validator.syntax.check_dot_atom [function] [call site] 00090
3 domain.split [function] [call site] 00091
3 DOT_ATOM_TEXT_HOSTNAME.match [function] [call site] 00093
3 idna.alabel [function] [call site] 00094
3 domain.split [function] [call site] 00095
3 DOT_ATOM_TEXT_HOSTNAME.match [function] [call site] 00096
3 <builtin>.len [function] [call site] 00097
3 email_validator.syntax.get_length_reason [function] [call site] 00098
3 <builtin>.len [function] [call site] 00099
3 ascii_domain.split [function] [call site] 00100
3 <builtin>.len [function] [call site] 00101
3 email_validator.syntax.get_length_reason [function] [call site] 00102
3 DOMAIN_NAME_REGEX.search [function] [call site] 00103
3 ascii_domain.endswith [function] [call site] 00104
3 ascii_domain.encode [function] [call site] 00105
3 idna.decode [function] [call site] 00106
3 email_validator.syntax.safe_character_display [function] [call site] 00107
3 ATEXT_HOSTNAME_INTL.match [function] [call site] 00108
3 email_validator.syntax.check_unsafe_chars [function] [call site] 00109
3 idna.encode [function] [call site] 00110
2 email_validator.syntax.validate_email_length [function] [call site] 00111
3 <builtin>.len [function] [call site] 00112
3 addr.encode [function] [call site] 00113
3 <builtin>.len [function] [call site] 00114
3 email_validator.syntax.get_length_reason [function] [call site] 00115
3 <builtin>.len [function] [call site] 00117
3 <builtin>.max [function] [call site] 00118
3 <builtin>.max [function] [call site] 00119
2 email_validator.deliverability.validate_email_deliverability [function] [call site] 00120
3 dns.resolver.get_default_resolver [function] [call site] 00121
3 dns_resolver.resolve [function] [call site] 00122
3 <builtin>.str [function] [call site] 00123
3 <builtin>.sorted [function] [call site] 00124
3 <builtin>.len [function] [call site] 00125
3 dns_resolver.resolve [function] [call site] 00126
3 email_validator.deliverability.validate_email_deliverability.is_global_addr [function] [call site] 00127
4 ipaddress.ip_address [function] [call site] 00128
3 <builtin>.any [function] [call site] 00129
3 dns_resolver.resolve [function] [call site] 00130
3 email_validator.deliverability.validate_email_deliverability.is_global_addr [function] [call site] 00131
3 <builtin>.any [function] [call site] 00132
3 dns_resolver.resolve [function] [call site] 00133
3 value.startswith [function] [call site] 00134
2 deliverability_info.get [function] [call site] 00135
2 deliverability_info.get [function] [call site] 00136