Fuzz introspector: zxc_fuzzer_dict
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
219 0 EP call site: 00000 dict_huf_roundtrip

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 zxc_dict_load [function] [call site] 00001
2 zxc_dict_compute_id [function] [call site] 00002
1 __assert_fail [call site] 00003
1 __assert_fail [call site] 00004
1 zxc_dict_read_id [function] [call site] 00005
1 __assert_fail [call site] 00006
1 zxc_dict_compute_id [function] [call site] 00007
1 __assert_fail [call site] 00008
1 dict_huf_roundtrip [function] [call site] 00009
2 zxc_compress_bound [function] [call site] 00010
2 zxc_create_cctx [function] [call site] 00011
3 calloc [call site] 00012
3 zxc_cparams_defaults [function] [call site] 00013
2 zxc_create_dctx [function] [call site] 00014
3 calloc [call site] 00015
2 zxc_cctx_set_param [function] [call site] 00016
3 zxc_cparam_bounds [function] [call site] 00017
2 zxc_cctx_set_dict [function] [call site] 00018
3 zxc_dict_copy_set [function] [call site] 00019
2 zxc_dctx_set_dict [function] [call site] 00020
3 zxc_dict_copy_set [function] [call site] 00021
2 zxc_compress_cctx [function] [call site] 00022
3 zxc_cparams_resolve [function] [call site] 00023
3 zxc_compress_cctx_resolved [function] [call site] 00024
4 zxc_dict_compute_id [function] [call site] 00025
4 zxc_write_empty_frame [function] [call site] 00026
5 zxc_write_file_header [function] [call site] 00027
5 zxc_write_block_header [function] [call site] 00028
5 zxc_seek_table_header [function] [call site] 00029
6 zxc_write_block_header [function] [call site] 00030
5 zxc_write_file_footer [function] [call site] 00031
6 zxc_encode_footer [function] [call site] 00032
7 zxc_store_le_n [function] [call site] 00033
7 zxc_store_le_n [function] [call site] 00034
4 zxc_cctx_free [function] [call site] 00035
5 zxc_aligned_free [function] [call site] 00036
5 zxc_aligned_free [function] [call site] 00037
4 zxc_cctx_init [function] [call site] 00038
5 compute_cctx_layout [function] [call site] 00039
6 zxc_dctx_entropy_sizes [function] [call site] 00040
5 zxc_aligned_malloc [function] [call site] 00041
6 posix_memalign [call site] 00042
5 zxc_cctx_init_in_workspace [function] [call site] 00043
6 compute_cctx_layout [function] [call site] 00044
5 zxc_aligned_free [function] [call site] 00045
4 zxc_ctx_sync_dict_huf [function] [call site] 00046
5 memcmp [call site] 00047
5 zxc_cctx_attach_dict_huf [function] [call site] 00048
6 zxc_huf_dict_tree_build [function] [call site] 00049
7 zxc_huf_unpack_lengths_default [function] [call site] 00050
7 zxc_pivco_tree_build [function] [call site] 00051
8 zxc_pivco_bitrev_permute [function] [call site] 00052
7 zxc_pivco_codes [function] [call site] 00053
5 zxc_cctx_attach_dict_huf [function] [call site] 00054
4 zxc_write_file_header [function] [call site] 00055
4 zxc_compress_chunk_wrapper [function] [call site] 00056
4 zxc_compress_chunk_wrapper [function] [call site] 00057
4 zxc_write_block_header [function] [call site] 00058
4 zxc_write_seek_table_from_blocks [function] [call site] 00059
5 zxc_seek_table_size [function] [call site] 00060
5 zxc_seek_table_header [function] [call site] 00061
4 zxc_write_file_footer [function] [call site] 00062
2 __assert_fail [call site] 00063
2 zxc_decompress_dctx [function] [call site] 00064
3 zxc_short_input_verdict [function] [call site] 00065
4 zxc_read_file_header [function] [call site] 00066
3 zxc_dctx_probe [function] [call site] 00067
4 zxc_scan_container [function] [call site] 00068
5 zxc_scan_read [function] [call site] 00069
5 zxc_read_file_header [function] [call site] 00070
5 zxc_scan_frame [function] [call site] 00071
6 zxc_scan_read [function] [call site] 00072
6 zxc_short_input_verdict [function] [call site] 00073
6 zxc_scan_read [function] [call site] 00074
6 zxc_parse_file_footer [function] [call site] 00075
7 zxc_load_le_n [function] [call site] 00076
7 zxc_load_le_n [function] [call site] 00077
6 zxc_scan_read [function] [call site] 00078
6 zxc_frame_tail_len [function] [call site] 00079
6 zxc_read_frame_info [function] [call site] 00080
7 zxc_read_file_header [function] [call site] 00081
7 zxc_parse_file_footer [function] [call site] 00082
4 zxc_probe_without_dst [function] [call site] 00083
5 zxc_scan_container [function] [call site] 00084
5 zxc_decompress_oneshot [function] [call site] 00085
6 zxc_dctx_decode_container [function] [call site] 00086
7 zxc_container_next [function] [call site] 00087
8 zxc_scan_read [function] [call site] 00088
8 zxc_magic_prefix_ok [function] [call site] 00089
7 zxc_dctx_decode_frame [function] [call site] 00090
8 zxc_read_file_header [function] [call site] 00091
8 zxc_dict_compute_id [function] [call site] 00092
8 zxc_read_block_header [function] [call site] 00093
8 zxc_check_eof_header [function] [call site] 00094
9 zxc_write_block_header [function] [call site] 00095
9 memcmp [call site] 00096
8 zxc_check_seek_header [function] [call site] 00097
9 zxc_seek_table_header [function] [call site] 00098
9 memcmp [call site] 00099
8 zxc_check_file_footer [function] [call site] 00100
9 zxc_encode_footer [function] [call site] 00101
9 memcmp [call site] 00102
8 zxc_dctx_carve [function] [call site] 00103
9 zxc_cctx_free [function] [call site] 00104
9 zxc_cctx_init [function] [call site] 00105
9 zxc_ctx_sync_dict_huf [function] [call site] 00106
8 zxc_decompress_chunk_wrapper [function] [call site] 00107
8 zxc_decompress_chunk_wrapper [function] [call site] 00108
8 zxc_decompress_chunk_wrapper [function] [call site] 00109
6 zxc_cctx_free [function] [call site] 00110
3 zxc_dctx_decode_container [function] [call site] 00111
2 memcmp [call site] 00112
2 __assert_fail [call site] 00113
1 zxc_dict_read_id [function] [call site] 00114
1 zxc_max_level [function] [call site] 00115
1 zxc_dict_train_content [function] [call site] 00116
2 zxc_dict_corpus_size [function] [call site] 00117
2 calloc [call site] 00118
2 zxc_dict_hash [function] [call site] 00119
2 zxc_dict_hash [function] [call site] 00120
2 zxc_dict_hash [function] [call site] 00121
2 zxc_dict_sort_segs_desc [function] [call site] 00122
3 zxc_dict_sift_down [function] [call site] 00123
3 zxc_dict_sift_down [function] [call site] 00124
2 zxc_dict_hash [function] [call site] 00125
2 zxc_dict_hash [function] [call site] 00126
1 __assert_fail [call site] 00127
1 zxc_dict_train_huf [function] [call site] 00128
2 zxc_dict_corpus_size [function] [call site] 00129
2 zxc_cctx_init [function] [call site] 00130
2 zxc_compress_bound [function] [call site] 00131
2 zxc_cctx_free [function] [call site] 00132
2 zxc_compress_chunk_wrapper [function] [call site] 00133
2 zxc_huf_build_code_lengths [function] [call site] 00134
3 zxc_huf_build_code_lengths_default [function] [call site] 00135
4 pm_leaves_sort [function] [call site] 00136
4 calloc [call site] 00137
2 zxc_huf_nudge_code_lengths [function] [call site] 00138
3 zxc_huf_nudge_classes [function] [call site] 00139
3 zxc_huf_nudge_pf_canonical [function] [call site] 00140
3 zxc_huf_nudge_eval [function] [call site] 00141
3 pm_leaves_sort [function] [call site] 00142
3 zxc_huf_nudge_walk [function] [call site] 00143
4 zxc_huf_nudge_clamp [function] [call site] 00144
4 zxc_huf_nudge_clamp [function] [call site] 00145
4 zxc_huf_nudge_complete [function] [call site] 00146
5 zxc_huf_nudge_clamp [function] [call site] 00147
4 zxc_huf_nudge_eval [function] [call site] 00148
3 zxc_huf_nudge_assign [function] [call site] 00149
3 zxc_huf_build_code_lengths_default [function] [call site] 00150
3 zxc_huf_nudge_dp_solve [function] [call site] 00151
4 zxc_huf_nudge_dp_run_j [function] [call site] 00152
4 zxc_huf_nudge_dp_run_j [function] [call site] 00153
3 zxc_huf_nudge_classes [function] [call site] 00154
3 zxc_huf_nudge_pf_canonical [function] [call site] 00155
3 zxc_huf_nudge_eval [function] [call site] 00156
2 zxc_huf_pack_lengths [function] [call site] 00157
3 zxc_huf_pack_lengths_default [function] [call site] 00158
2 zxc_cctx_free [function] [call site] 00159
1 zxc_dict_save_bound [function] [call site] 00160
1 zxc_dict_save [function] [call site] 00161
2 zxc_dict_compute_id [function] [call site] 00162
1 __assert_fail [call site] 00163
1 zxc_dict_load [function] [call site] 00164
1 __assert_fail [call site] 00165
1 __assert_fail [call site] 00166
1 memcmp [call site] 00167
1 __assert_fail [call site] 00168
1 memcmp [call site] 00169
1 __assert_fail [call site] 00170
1 zxc_dict_read_id [function] [call site] 00171
1 __assert_fail [call site] 00172
1 zxc_dict_save [function] [call site] 00173
1 __assert_fail [call site] 00174
1 zxc_dict_save [function] [call site] 00175
1 __assert_fail [call site] 00176
1 zxc_dict_load [function] [call site] 00177
1 __assert_fail [call site] 00178
1 zxc_dict_compute_id [function] [call site] 00179
1 __assert_fail [call site] 00180
1 memcmp [call site] 00181
1 __assert_fail [call site] 00182
1 zxc_compress_bound [function] [call site] 00183
1 realloc [call site] 00184
1 zxc_create_cctx [function] [call site] 00185
1 configure_cctx [function] [call site] 00186
2 zxc_cctx_set_param [function] [call site] 00187
2 zxc_cctx_set_param [function] [call site] 00188
2 zxc_cctx_set_dict [function] [call site] 00189
1 zxc_free_cctx [function] [call site] 00190
2 zxc_cctx_free [function] [call site] 00191
1 zxc_compress_cctx [function] [call site] 00192
1 zxc_free_cctx [function] [call site] 00193
1 zxc_create_cctx [function] [call site] 00194
1 realloc [call site] 00195
1 configure_cctx [function] [call site] 00196
1 zxc_compress_cctx [function] [call site] 00197
1 __assert_fail [call site] 00198
1 memcmp [call site] 00199
1 __assert_fail [call site] 00200
1 realloc [call site] 00201
1 zxc_create_dctx [function] [call site] 00202
1 configure_dctx [function] [call site] 00203
2 zxc_dctx_set_param [function] [call site] 00204
3 zxc_dparam_bounds [function] [call site] 00205
2 zxc_dctx_set_dict [function] [call site] 00206
1 zxc_free_dctx [function] [call site] 00207
2 zxc_cctx_free [function] [call site] 00208
1 zxc_decompress_dctx [function] [call site] 00209
1 zxc_free_dctx [function] [call site] 00210
1 __assert_fail [call site] 00211
1 memcmp [call site] 00212
1 __assert_fail [call site] 00213
1 zxc_create_dctx [function] [call site] 00214
1 configure_dctx [function] [call site] 00215
1 zxc_decompress_dctx [function] [call site] 00216
1 __assert_fail [call site] 00217
1 memcmp [call site] 00218
1 __assert_fail [call site] 00219