Fuzz introspector: libidn_toascii_fuzzer
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
138 0 EP call site: 00000 idna_to_ascii_lz

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 __assert_fail [call site] 00001
1 __assert_fail [call site] 00002
1 __assert_fail [call site] 00003
1 idna_to_ascii_4i [function] [call site] 00004
2 stringprep_ucs4_to_utf8 [function] [call site] 00005
3 g_ucs4_to_utf8 [function] [call site] 00006
4 g_unichar_to_utf8 [function] [call site] 00007
2 strlen [call site] 00008
2 realloc [call site] 00009
2 rpl_free [function] [call site] 00010
3 __errno_location [call site] 00011
3 __errno_location [call site] 00012
2 stringprep [function] [call site] 00013
3 strlen [call site] 00014
3 rpl_free [function] [call site] 00015
3 stringprep_utf8_to_ucs4 [function] [call site] 00016
4 strlen [call site] 00017
4 u8_check [function] [call site] 00018
4 g_utf8_to_ucs4_fast [function] [call site] 00019
3 realloc [call site] 00020
3 rpl_free [function] [call site] 00021
3 stringprep_4i [function] [call site] 00022
4 stringprep_ucs4_nfkc_normalize [function] [call site] 00023
5 stringprep_ucs4_to_utf8 [function] [call site] 00024
5 _g_utf8_normalize_wc [function] [call site] 00025
6 g_utf8_get_char [function] [call site] 00026
6 decompose_hangul [function] [call site] 00027
6 find_decomposition [function] [call site] 00028
6 g_utf8_strlen [function] [call site] 00029
6 g_utf8_get_char [function] [call site] 00030
6 decompose_hangul [function] [call site] 00031
6 find_decomposition [function] [call site] 00032
6 g_utf8_get_char [function] [call site] 00033
6 g_unicode_canonical_ordering [function] [call site] 00034
6 g_unicode_canonical_ordering [function] [call site] 00035
6 combine [function] [call site] 00036
7 combine_hangul [function] [call site] 00037
5 rpl_free [function] [call site] 00038
4 rpl_free [function] [call site] 00039
4 rpl_free [function] [call site] 00040
4 stringprep_find_string_in_table [function] [call site] 00041
5 stringprep_find_character_in_table [function] [call site] 00042
6 bsearch [call site] 00043
6 _compare_table_element [function] [call site] 00044
4 stringprep_find_string_in_table [function] [call site] 00045
4 stringprep_apply_table_to_string [function] [call site] 00046
5 stringprep_find_string_in_table [function] [call site] 00047
4 stringprep_find_string_in_table [function] [call site] 00048
4 stringprep_find_string_in_table [function] [call site] 00049
4 stringprep_find_string_in_table [function] [call site] 00050
4 stringprep_find_character_in_table [function] [call site] 00051
4 stringprep_find_character_in_table [function] [call site] 00052
3 rpl_free [function] [call site] 00053
3 stringprep_ucs4_to_utf8 [function] [call site] 00054
3 rpl_free [function] [call site] 00055
3 strlen [call site] 00056
3 rpl_free [function] [call site] 00057
3 strcpy [call site] 00058
3 rpl_free [function] [call site] 00059
2 stringprep [function] [call site] 00060
2 rpl_free [function] [call site] 00061
2 stringprep_utf8_to_ucs4 [function] [call site] 00062
2 rpl_free [function] [call site] 00063
2 rpl_free [function] [call site] 00064
2 rpl_free [function] [call site] 00065
2 rpl_free [function] [call site] 00066
2 rpl_free [function] [call site] 00067
2 punycode_encode [function] [call site] 00068
3 encode_basic [function] [call site] 00069
3 encode_digit [function] [call site] 00070
3 encode_digit [function] [call site] 00071
3 adapt [function] [call site] 00072
2 rpl_free [function] [call site] 00073
2 rpl_free [function] [call site] 00074
2 strlen [call site] 00075
1 idna_to_ascii_4i [function] [call site] 00076
1 idna_to_ascii_4z [function] [call site] 00077
2 strcpy [call site] 00078
2 strcpy [call site] 00079
2 idna_to_ascii_4i [function] [call site] 00080
2 rpl_free [function] [call site] 00081
2 strlen [call site] 00082
2 realloc [call site] 00083
2 rpl_free [function] [call site] 00084
2 strcat [call site] 00085
2 strcat [call site] 00086
2 strdup [call site] 00087
1 idn_free [function] [call site] 00088
2 rpl_free [function] [call site] 00089
1 idna_to_ascii_4z [function] [call site] 00090
1 idn_free [function] [call site] 00091
1 idna_to_ascii_8z [function] [call site] 00092
2 stringprep_utf8_to_ucs4 [function] [call site] 00093
2 idna_to_ascii_4z [function] [call site] 00094
2 rpl_free [function] [call site] 00095
1 idn_free [function] [call site] 00096
1 idna_to_ascii_8z [function] [call site] 00097
1 idn_free [function] [call site] 00098
1 idna_to_ascii_lz [function] [call site] 00099
2 stringprep_locale_to_utf8 [function] [call site] 00100
3 stringprep_locale_charset [function] [call site] 00101
4 getenv [call site] 00102
4 nl_langinfo [call site] 00103
3 stringprep_convert [function] [call site] 00104
4 str_iconv [function] [call site] 00105
5 c_strcasecmp [function] [call site] 00106
6 c_tolower [function] [call site] 00107
6 c_tolower [function] [call site] 00108
5 strdup [call site] 00109
5 __errno_location [call site] 00110
5 iconv_open [call site] 00111
5 str_cd_iconv [function] [call site] 00112
6 strlen [call site] 00113
6 __errno_location [call site] 00114
6 iconv [call site] 00115
6 iconv [call site] 00116
6 __errno_location [call site] 00117
6 __errno_location [call site] 00118
6 __errno_location [call site] 00119
6 realloc [call site] 00120
6 __errno_location [call site] 00121
6 iconv [call site] 00122
6 __errno_location [call site] 00123
6 __errno_location [call site] 00124
6 realloc [call site] 00125
6 __errno_location [call site] 00126
6 realloc [call site] 00127
6 rpl_free [function] [call site] 00128
5 __errno_location [call site] 00129
5 iconv_close [call site] 00130
5 __errno_location [call site] 00131
5 iconv_close [call site] 00132
5 rpl_free [function] [call site] 00133
2 idna_to_ascii_8z [function] [call site] 00134
2 rpl_free [function] [call site] 00135
1 idn_free [function] [call site] 00136
1 idna_to_ascii_lz [function] [call site] 00137
1 idn_free [function] [call site] 00138