Fuzz introspector: fuzz-mdhtml
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
318 0 EP call site: 00000 md_html

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 md_html [function] [call site] 00001
2 memchr [call site] 00002
2 memcmp [call site] 00003
2 md_parse [function] [call site] 00004
3 md_build_mark_char_map [function] [call site] 00005
3 md_process_doc [function] [call site] 00006
4 md_analyze_line [function] [call site] 00007
5 md_line_indentation [function] [call site] 00008
5 md_line_indentation [function] [call site] 00009
5 md_is_closing_code_fence [function] [call site] 00010
5 md_is_html_block_end_condition [function] [call site] 00011
6 md_ascii_case_eq [function] [call site] 00012
6 md_line_contains [function] [call site] 00013
7 memcmp [call site] 00014
6 md_line_contains [function] [call site] 00015
6 md_line_contains [function] [call site] 00016
6 md_line_contains [function] [call site] 00017
5 md_is_setext_underline [function] [call site] 00018
5 memchr [call site] 00019
5 md_is_hr_line [function] [call site] 00020
5 md_is_container_mark [function] [call site] 00021
5 md_is_container_compatible [function] [call site] 00022
5 md_line_indentation [function] [call site] 00023
5 md_is_container_mark [function] [call site] 00024
5 md_line_indentation [function] [call site] 00025
5 md_leave_child_containers [function] [call site] 00026
6 md_push_container_bytes [function] [call site] 00027
7 md_end_current_block [function] [call site] 00028
8 md_consume_link_reference_definitions [function] [call site] 00029
9 md_is_link_reference_definition [function] [call site] 00030
10 md_is_link_label [function] [call site] 00031
11 md_decode_unicode [function] [call site] 00032
12 md_decode_utf8__ [function] [call site] 00033
11 md_is_unicode_whitespace__ [function] [call site] 00034
12 md_unicode_bsearch__ [function] [call site] 00035
10 md_is_link_destination [function] [call site] 00036
11 md_is_link_destination_A [function] [call site] 00037
11 md_is_link_destination_B [function] [call site] 00038
10 md_is_link_title [function] [call site] 00039
10 realloc [call site] 00040
10 md_merge_lines_alloc [function] [call site] 00041
11 md_merge_lines [function] [call site] 00042
10 md_merge_lines_alloc [function] [call site] 00043
7 md_push_block_bytes [function] [call site] 00044
8 realloc [call site] 00045
6 md_push_container_bytes [function] [call site] 00046
6 md_push_container_bytes [function] [call site] 00047
5 md_push_container [function] [call site] 00048
6 realloc [call site] 00049
5 md_is_atxheader_line [function] [call site] 00050
5 md_is_opening_code_fence [function] [call site] 00051
5 md_is_html_block_start_condition [function] [call site] 00052
6 md_ascii_case_eq [function] [call site] 00053
6 md_ascii_eq [function] [call site] 00054
7 memcmp [call site] 00055
6 md_ascii_case_eq [function] [call site] 00056
6 md_is_html_tag [function] [call site] 00057
7 memchr [call site] 00058
7 memchr [call site] 00059
7 memchr [call site] 00060
5 md_is_html_block_end_condition [function] [call site] 00061
5 md_is_table_underline [function] [call site] 00062
5 memchr [call site] 00063
5 strcspn [call site] 00064
5 md_leave_child_containers [function] [call site] 00065
5 md_push_container_bytes [function] [call site] 00066
5 md_push_container_bytes [function] [call site] 00067
5 md_enter_child_containers [function] [call site] 00068
6 md_end_current_block [function] [call site] 00069
6 md_push_container_bytes [function] [call site] 00070
6 md_push_container_bytes [function] [call site] 00071
6 md_push_container_bytes [function] [call site] 00072
4 md_process_line [function] [call site] 00073
5 md_end_current_block [function] [call site] 00074
5 md_end_current_block [function] [call site] 00075
5 md_end_current_block [function] [call site] 00076
5 md_start_new_block [function] [call site] 00077
6 md_push_block_bytes [function] [call site] 00078
5 md_add_line_into_current_block [function] [call site] 00079
6 md_push_block_bytes [function] [call site] 00080
6 md_push_block_bytes [function] [call site] 00081
5 md_end_current_block [function] [call site] 00082
5 md_add_line_into_current_block [function] [call site] 00083
5 md_end_current_block [function] [call site] 00084
5 md_add_line_into_current_block [function] [call site] 00085
5 md_end_current_block [function] [call site] 00086
5 md_start_new_block [function] [call site] 00087
5 md_add_line_into_current_block [function] [call site] 00088
4 md_end_current_block [function] [call site] 00089
4 md_build_ref_def_hashtable [function] [call site] 00090
5 calloc [call site] 00091
5 md_link_label_hash [function] [call site] 00092
6 md_skip_unicode_whitespace [function] [call site] 00093
7 md_decode_unicode [function] [call site] 00094
7 md_is_unicode_whitespace__ [function] [call site] 00095
6 md_decode_unicode [function] [call site] 00096
6 md_is_unicode_whitespace__ [function] [call site] 00097
6 md_fnv1a [function] [call site] 00098
6 md_skip_unicode_whitespace [function] [call site] 00099
6 md_get_unicode_fold_info [function] [call site] 00100
7 md_unicode_bsearch__ [function] [call site] 00101
6 md_fnv1a [function] [call site] 00102
5 md_link_label_cmp [function] [call site] 00103
6 md_skip_unicode_whitespace [function] [call site] 00104
6 md_skip_unicode_whitespace [function] [call site] 00105
6 md_link_label_cmp_load_fold_info [function] [call site] 00106
7 md_decode_unicode [function] [call site] 00107
7 md_is_unicode_whitespace__ [function] [call site] 00108
7 md_get_unicode_fold_info [function] [call site] 00109
7 md_skip_unicode_whitespace [function] [call site] 00110
6 md_link_label_cmp_load_fold_info [function] [call site] 00111
5 realloc [call site] 00112
5 qsort [call site] 00113
5 md_ref_def_cmp_for_sort [function] [call site] 00114
6 md_ref_def_cmp [function] [call site] 00115
7 md_link_label_cmp [function] [call site] 00116
5 md_ref_def_cmp [function] [call site] 00117
4 md_leave_child_containers [function] [call site] 00118
4 md_process_all_blocks [function] [call site] 00119
5 md_process_leaf_block [function] [call site] 00120
6 md_setup_fenced_code_detail [function] [call site] 00121
7 md_build_attribute [function] [call site] 00122
8 md_build_attr_append_substr [function] [call site] 00123
9 realloc [call site] 00124
9 realloc [call site] 00125
8 md_is_entity_str [function] [call site] 00126
9 md_is_hex_entity_contents [function] [call site] 00127
9 md_is_dec_entity_contents [function] [call site] 00128
9 md_is_named_entity_contents [function] [call site] 00129
8 md_build_attr_append_substr [function] [call site] 00130
8 md_build_attr_append_substr [function] [call site] 00131
8 md_free_attribute [function] [call site] 00132
7 md_build_attribute [function] [call site] 00133
6 md_process_code_block_contents [function] [call site] 00134
7 md_process_verbatim_block_contents [function] [call site] 00135
8 md_text_with_null_replacement [function] [call site] 00136
6 md_process_verbatim_block_contents [function] [call site] 00137
6 md_process_table_block_contents [function] [call site] 00138
7 md_analyze_table_alignment [function] [call site] 00139
7 md_process_table_row [function] [call site] 00140
8 md_analyze_inlines [function] [call site] 00141
9 md_collect_marks [function] [call site] 00142
10 md_add_mark [function] [call site] 00143
11 realloc [call site] 00144
10 md_decode_utf8_before__ [function] [call site] 00145
10 md_is_unicode_whitespace__ [function] [call site] 00146
10 md_is_unicode_punct__ [function] [call site] 00147
11 md_unicode_bsearch__ [function] [call site] 00148
10 md_decode_utf8__ [function] [call site] 00149
10 md_is_unicode_whitespace__ [function] [call site] 00150
10 md_decode_utf8__ [function] [call site] 00151
10 md_is_unicode_punct__ [function] [call site] 00152
10 md_add_mark [function] [call site] 00153
10 md_add_mark [function] [call site] 00154
10 md_is_code_span [function] [call site] 00155
10 md_add_mark [function] [call site] 00156
10 md_add_mark [function] [call site] 00157
10 md_resolve_range [function] [call site] 00158
10 md_lookup_line [function] [call site] 00159
10 md_add_mark [function] [call site] 00160
10 md_add_mark [function] [call site] 00161
10 md_is_html_any [function] [call site] 00162
11 md_is_html_tag [function] [call site] 00163
11 md_is_html_comment [function] [call site] 00164
12 md_scan_for_html_closer [function] [call site] 00165
13 md_ascii_eq [function] [call site] 00166
11 md_is_html_processing_instruction [function] [call site] 00167
12 md_scan_for_html_closer [function] [call site] 00168
11 md_is_html_declaration [function] [call site] 00169
12 md_scan_for_html_closer [function] [call site] 00170
11 md_is_html_cdata [function] [call site] 00171
12 memcmp [call site] 00172
12 md_scan_for_html_closer [function] [call site] 00173
10 md_add_mark [function] [call site] 00174
10 md_add_mark [function] [call site] 00175
10 md_lookup_line [function] [call site] 00176
10 md_is_autolink [function] [call site] 00177
11 md_is_autolink_uri [function] [call site] 00178
11 md_is_autolink_email [function] [call site] 00179
12 memchr [call site] 00180
10 md_add_mark [function] [call site] 00181
10 md_add_mark [function] [call site] 00182
10 md_add_mark [function] [call site] 00183
10 md_add_mark [function] [call site] 00184
10 md_add_mark [function] [call site] 00185
10 md_add_mark [function] [call site] 00186
10 md_add_mark [function] [call site] 00187
10 md_add_mark [function] [call site] 00188
10 md_ascii_eq [function] [call site] 00189
10 md_ascii_eq [function] [call site] 00190
10 md_add_mark [function] [call site] 00191
10 md_add_mark [function] [call site] 00192
10 md_ascii_eq [function] [call site] 00193
10 md_decode_utf8_before__ [function] [call site] 00194
10 md_is_unicode_whitespace__ [function] [call site] 00195
10 md_is_unicode_punct__ [function] [call site] 00196
10 md_add_mark [function] [call site] 00197
10 md_add_mark [function] [call site] 00198
10 md_add_mark [function] [call site] 00199
10 md_decode_utf8_before__ [function] [call site] 00200
10 md_is_unicode_whitespace__ [function] [call site] 00201
10 md_is_unicode_punct__ [function] [call site] 00202
10 md_decode_utf8__ [function] [call site] 00203
10 md_is_unicode_whitespace__ [function] [call site] 00204
10 md_is_unicode_punct__ [function] [call site] 00205
10 md_add_mark [function] [call site] 00206
10 md_add_mark [function] [call site] 00207
10 md_add_mark [function] [call site] 00208
10 md_add_mark [function] [call site] 00209
9 md_analyze_marks [function] [call site] 00210
10 memchr [call site] 00211
10 strchr [call site] 00212
10 md_analyze_bracket [function] [call site] 00213
11 md_mark_stack_push [function] [call site] 00214
11 md_mark_stack_pop [function] [call site] 00215
10 md_analyze_entity [function] [call site] 00216
11 md_is_entity [function] [call site] 00217
12 md_is_entity_str [function] [call site] 00218
11 md_resolve_range [function] [call site] 00219
10 md_analyze_table_cell_boundary [function] [call site] 00220
10 md_analyze_emph [function] [call site] 00221
11 md_emph_stack [function] [call site] 00222
11 md_emph_stack [function] [call site] 00223
11 md_emph_stack [function] [call site] 00224
11 md_emph_stack [function] [call site] 00225
11 md_emph_stack [function] [call site] 00226
11 md_emph_stack [function] [call site] 00227
11 md_opener_stack [function] [call site] 00228
12 md_emph_stack [function] [call site] 00229
11 md_split_emph_mark [function] [call site] 00230
11 md_mark_stack_push [function] [call site] 00231
11 md_split_emph_mark [function] [call site] 00232
11 md_mark_stack_pop [function] [call site] 00233
11 md_rollback [function] [call site] 00234
12 md_mark_stack_pop [function] [call site] 00235
11 md_resolve_range [function] [call site] 00236
11 md_emph_stack [function] [call site] 00237
11 md_mark_stack_push [function] [call site] 00238
10 md_analyze_tilde [function] [call site] 00239
11 md_opener_stack [function] [call site] 00240
11 md_mark_stack_pop [function] [call site] 00241
11 md_rollback [function] [call site] 00242
11 md_resolve_range [function] [call site] 00243
11 md_mark_stack_push [function] [call site] 00244
10 md_analyze_dollar [function] [call site] 00245
11 md_mark_stack_pop [function] [call site] 00246
11 md_rollback [function] [call site] 00247
11 md_resolve_range [function] [call site] 00248
11 md_mark_stack_push [function] [call site] 00249
10 md_analyze_permissive_autolink [function] [call site] 00250
11 memchr [call site] 00251
11 md_scan_left_for_resolved_mark [function] [call site] 00252
11 md_decode_utf8_before__ [function] [call site] 00253
11 md_is_unicode_whitespace__ [function] [call site] 00254
11 memchr [call site] 00255
11 memchr [call site] 00256
11 md_scan_left_for_resolved_mark [function] [call site] 00257
11 strchr [call site] 00258
11 md_scan_right_for_resolved_mark [function] [call site] 00259
11 md_decode_utf8__ [function] [call site] 00260
11 md_is_unicode_whitespace__ [function] [call site] 00261
11 memchr [call site] 00262
11 md_scan_right_for_resolved_mark [function] [call site] 00263
11 md_resolve_range [function] [call site] 00264
9 md_resolve_links [function] [call site] 00265
10 md_rollback [function] [call site] 00266
10 md_rollback [function] [call site] 00267
10 md_rollback [function] [call site] 00268
10 md_analyze_link_contents [function] [call site] 00269
11 md_analyze_marks [function] [call site] 00270
11 md_analyze_marks [function] [call site] 00271
11 md_analyze_marks [function] [call site] 00272
10 md_is_link_reference [function] [call site] 00273
11 md_lookup_line [function] [call site] 00274
11 md_merge_lines_alloc [function] [call site] 00275
11 md_lookup_ref_def [function] [call site] 00276
12 md_link_label_hash [function] [call site] 00277
12 md_link_label_cmp [function] [call site] 00278
12 md_link_label_hash [function] [call site] 00279
12 bsearch [function] [call site] 00280
12 md_ref_def_cmp [function] [call site] 00281
10 md_is_link_reference [function] [call site] 00282
10 md_is_inline_link_spec [function] [call site] 00283
11 md_lookup_line [function] [call site] 00284
11 md_is_link_destination [function] [call site] 00285
11 md_is_link_title [function] [call site] 00286
11 md_merge_lines_alloc [function] [call site] 00287
10 md_is_link_reference [function] [call site] 00288
10 md_mark_store_ptr [function] [call site] 00289
10 md_mark_stack_push [function] [call site] 00290
10 md_analyze_link_contents [function] [call site] 00291
10 memchr [call site] 00292
9 md_analyze_marks [function] [call site] 00293
9 md_analyze_link_contents [function] [call site] 00294
8 md_process_table_cell [function] [call site] 00295
9 md_process_normal_block_contents [function] [call site] 00296
10 md_analyze_inlines [function] [call site] 00297
10 md_process_inlines [function] [call site] 00298
11 md_enter_leave_span_wikilink [function] [call site] 00299
12 md_build_attribute [function] [call site] 00300
12 md_free_attribute [function] [call site] 00301
11 md_mark_get_ptr [function] [call site] 00302
11 md_enter_leave_span_a [function] [call site] 00303
12 md_build_attribute [function] [call site] 00304
12 md_build_attribute [function] [call site] 00305
12 md_free_attribute [function] [call site] 00306
12 md_free_attribute [function] [call site] 00307
11 realloc [call site] 00308
11 md_enter_leave_span_a [function] [call site] 00309
10 md_mark_get_ptr [function] [call site] 00310
8 md_process_table_cell [function] [call site] 00311
7 md_process_table_row [function] [call site] 00312
6 md_process_normal_block_contents [function] [call site] 00313
6 md_free_attribute [function] [call site] 00314
6 md_free_attribute [function] [call site] 00315
3 md_free_ref_defs [function] [call site] 00316
3 md_free_ref_def_hashtable [function] [call site] 00317
1 process_output [function] [call site] 00318