Fuzz introspector: fuzz_dsa_sha256_keypair_from_sexp
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
128 0 EP call site: {node_id} nettle_dsa_sha256_keypair_from_sexp

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 nettle_dsa_params_init [function] [call site] 00001
2 mpz_init [function] [call site] 00002
2 mpz_init [function] [call site] 00003
2 mpz_init [function] [call site] 00004
1 mpz_init [function] [call site] 00005
1 mpz_init [function] [call site] 00006
1 nettle_dsa_sha256_keypair_from_sexp [function] [call site] 00007
2 nettle_sexp_iterator_first [function] [call site] 00008
3 sexp_iterator_init [function] [call site] 00009
3 sexp_iterator_parse [function] [call site] 00010
4 sexp_iterator_simple [function] [call site] 00011
4 sexp_iterator_simple [function] [call site] 00012
2 nettle_sexp_iterator_check_type [function] [call site] 00013
3 nettle_sexp_iterator_enter_list [function] [call site] 00014
4 abort [call site] 00015
4 sexp_iterator_parse [function] [call site] 00016
3 strlen [call site] 00017
3 memcmp [call site] 00018
3 nettle_sexp_iterator_next [function] [call site] 00019
4 nettle_sexp_iterator_enter_list [function] [call site] 00020
4 nettle_sexp_iterator_exit_list [function] [call site] 00021
5 nettle_sexp_iterator_next [function] [call site] 00022
6 sexp_iterator_parse [function] [call site] 00023
6 abort [call site] 00024
5 sexp_iterator_parse [function] [call site] 00025
2 nettle_sexp_iterator_check_type [function] [call site] 00026
2 nettle_dsa_keypair_from_sexp_alist [function] [call site] 00027
3 nettle_sexp_iterator_assoc [function] [call site] 00028
4 nettle_sexp_iterator_enter_list [function] [call site] 00029
4 strlen [call site] 00030
4 memcmp [call site] 00031
4 nettle_sexp_iterator_next [function] [call site] 00032
4 nettle_sexp_iterator_exit_list [function] [call site] 00033
4 nettle_sexp_iterator_next [function] [call site] 00034
4 nettle_sexp_iterator_exit_list [function] [call site] 00035
4 abort [call site] 00036
3 nettle_mpz_set_sexp [function] [call site] 00037
4 nettle_mpz_set_str_256_s [function] [call site] 00038
5 mpz_set_ui [function] [call site] 00039
6 mpz_realloc [function] [call site] 00040
7 gmp_realloc_limbs [function] [call site] 00041
8 __assert_fail [call site] 00042
7 gmp_alloc_limbs [function] [call site] 00043
5 mpz_import [function] [call site] 00044
6 gmp_die [function] [call site] 00045
7 fprintf [call site] 00046
7 abort [call site] 00047
6 __assert_fail [call site] 00048
6 __assert_fail [call site] 00049
6 gmp_detect_endian [function] [call site] 00050
6 mpz_realloc [function] [call site] 00051
6 __assert_fail [call site] 00052
6 mpn_normalized_size [function] [call site] 00053
5 mpz_init_set_ui [function] [call site] 00054
6 mpz_init [function] [call site] 00055
6 mpz_set_ui [function] [call site] 00056
5 mpz_mul_2exp [function] [call site] 00057
6 mpz_realloc [function] [call site] 00058
6 mpn_lshift [function] [call site] 00059
7 __assert_fail [call site] 00060
7 __assert_fail [call site] 00061
7 __assert_fail [call site] 00062
6 mpn_copyd [function] [call site] 00063
6 mpn_zero [function] [call site] 00064
5 mpz_sub [function] [call site] 00065
6 mpz_abs_sub [function] [call site] 00066
7 mpn_cmp4 [function] [call site] 00067
8 mpn_cmp [function] [call site] 00068
7 mpz_realloc [function] [call site] 00069
7 mpn_sub [function] [call site] 00070
8 __assert_fail [call site] 00071
8 mpn_sub_n [function] [call site] 00072
8 mpn_sub_1 [function] [call site] 00073
9 __assert_fail [call site] 00074
7 __assert_fail [call site] 00075
7 mpn_normalized_size [function] [call site] 00076
7 mpz_realloc [function] [call site] 00077
7 mpn_sub [function] [call site] 00078
7 __assert_fail [call site] 00079
7 mpn_normalized_size [function] [call site] 00080
6 mpz_abs_add [function] [call site] 00081
7 mpz_realloc [function] [call site] 00082
7 mpn_add [function] [call site] 00083
8 __assert_fail [call site] 00084
8 mpn_add_n [function] [call site] 00085
8 mpn_add_1 [function] [call site] 00086
9 __assert_fail [call site] 00087
5 mpz_clear [function] [call site] 00088
6 gmp_free_limbs [function] [call site] 00089
4 mpz_sizeinbase [function] [call site] 00090
5 __assert_fail [call site] 00091
5 __assert_fail [call site] 00092
5 mpn_limb_size_in_base_2 [function] [call site] 00093
6 __assert_fail [call site] 00094
5 gmp_alloc_limbs [function] [call site] 00095
5 mpn_copyi [function] [call site] 00096
5 mpn_div_qr_1_invert [function] [call site] 00097
6 __assert_fail [call site] 00098
6 mpn_invert_3by2 [function] [call site] 00099
5 mpn_div_qr_1_preinv [function] [call site] 00100
6 gmp_alloc_limbs [function] [call site] 00101
6 mpn_lshift [function] [call site] 00102
6 gmp_free_limbs [function] [call site] 00103
5 gmp_free_limbs [function] [call site] 00104
4 nettle_sexp_iterator_next [function] [call site] 00105
3 mpz_sgn [function] [call site] 00106
3 mpz_sizeinbase [function] [call site] 00107
3 nettle_mpz_set_sexp [function] [call site] 00108
3 mpz_sgn [function] [call site] 00109
3 mpz_sizeinbase [function] [call site] 00110
3 mpz_cmp [function] [call site] 00111
4 mpn_cmp [function] [call site] 00112
4 mpn_cmp [function] [call site] 00113
3 nettle_mpz_set_sexp [function] [call site] 00114
3 mpz_sgn [function] [call site] 00115
3 mpz_cmp [function] [call site] 00116
3 nettle_mpz_set_sexp [function] [call site] 00117
3 mpz_sgn [function] [call site] 00118
3 mpz_cmp [function] [call site] 00119
3 mpz_sizeinbase [function] [call site] 00120
3 nettle_mpz_set_sexp [function] [call site] 00121
3 mpz_cmp [function] [call site] 00122
1 mpz_clear [function] [call site] 00123
1 mpz_clear [function] [call site] 00124
1 nettle_dsa_params_clear [function] [call site] 00125
2 mpz_clear [function] [call site] 00126
2 mpz_clear [function] [call site] 00127
2 mpz_clear [function] [call site] 00128