Fuzz introspector: fuzz_h1_parse.c
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
333 0 EP call site: 00000 h1_headers_to_hdr_list

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 malloc [function] [call site] 00001
2 likely [function] [call site] 00002
2 memprof_malloc_handler [function] [call site] 00003
2 memprof_malloc_handler [function] [call site] 00004
2 malloc_usable_size [function] [call site] 00005
2 memprof_get_bin [function] [call site] 00006
3 unlikely [function] [call site] 00007
3 _ptr2_hash_arg [function] [call site] 00008
3 _ptr_hash_reduce [function] [call site] 00009
3 HA_ATOMIC_CAS [function] [call site] 00010
2 __builtin_return_address [function] [call site] 00011
2 unlikely [function] [call site] 00012
2 _HA_ATOMIC_ADD [function] [call site] 00013
2 _HA_ATOMIC_ADD [function] [call site] 00014
2 _HA_ATOMIC_ADD [function] [call site] 00015
1 memcpy [function] [call site] 00016
1 h1m_init_res [function] [call site] 00017
1 h1m_init_req [function] [call site] 00018
1 h1_headers_to_hdr_list [function] [call site] 00019
2 unlikely [function] [call site] 00020
2 likely [function] [call site] 00021
2 HTTP_IS_TOKEN [function] [call site] 00022
2 unlikely [function] [call site] 00023
2 HTTP_IS_CRLF [function] [call site] 00024
2 unlikely [function] [call site] 00025
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00026
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00027
2 EXPECT_LF_HERE [function] [call site] 00028
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00029
2 likely [function] [call site] 00030
2 HTTP_IS_TOKEN [function] [call site] 00031
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00032
2 likely [function] [call site] 00033
2 HTTP_IS_SPHT [function] [call site] 00034
2 find_http_meth [function] [call site] 00035
3 ist2 [function] [call site] 00036
3 isteq [function] [call site] 00037
3 isteq [function] [call site] 00038
3 isteq [function] [call site] 00039
3 isteq [function] [call site] 00040
3 isteq [function] [call site] 00041
3 isteq [function] [call site] 00042
3 isteq [function] [call site] 00043
3 isteq [function] [call site] 00044
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00045
2 likely [function] [call site] 00046
2 HTTP_IS_CRLF [function] [call site] 00047
2 find_http_meth [function] [call site] 00048
2 ist2 [function] [call site] 00049
2 likely [function] [call site] 00050
2 HTTP_IS_LWS [function] [call site] 00051
2 likely [function] [call site] 00052
2 HTTP_IS_SPHT [function] [call site] 00053
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00054
2 is_char4_outside [function] [call site] 00055
2 likely [function] [call site] 00056
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00057
2 likely [function] [call site] 00058
2 HTTP_IS_SPHT [function] [call site] 00059
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00060
2 likely [function] [call site] 00061
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00062
2 likely [function] [call site] 00063
2 HTTP_IS_CRLF [function] [call site] 00064
2 likely [function] [call site] 00065
2 HTTP_IS_LWS [function] [call site] 00066
2 likely [function] [call site] 00067
2 HTTP_IS_SPHT [function] [call site] 00068
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00069
2 likely [function] [call site] 00070
2 HTTP_IS_VER_TOKEN [function] [call site] 00071
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00072
2 likely [function] [call site] 00073
2 HTTP_IS_CRLF [function] [call site] 00074
2 likely [function] [call site] 00075
2 unlikely [function] [call site] 00076
2 http_set_hdr [function] [call site] 00077
2 ist [function] [call site] 00078
2 unlikely [function] [call site] 00079
2 http_set_hdr [function] [call site] 00080
2 ist [function] [call site] 00081
2 likely [function] [call site] 00082
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00083
2 unlikely [function] [call site] 00084
2 EXPECT_LF_HERE [function] [call site] 00085
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00086
2 likely [function] [call site] 00087
2 HTTP_IS_TOKEN [function] [call site] 00088
2 unlikely [function] [call site] 00089
2 HTTP_IS_CRLF [function] [call site] 00090
2 unlikely [function] [call site] 00091
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00092
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00093
2 EXPECT_LF_HERE [function] [call site] 00094
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00095
2 likely [function] [call site] 00096
2 HTTP_IS_VER_TOKEN [function] [call site] 00097
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00098
2 likely [function] [call site] 00099
2 HTTP_IS_SPHT [function] [call site] 00100
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00101
2 likely [function] [call site] 00102
2 HTTP_IS_LWS [function] [call site] 00103
2 likely [function] [call site] 00104
2 HTTP_IS_SPHT [function] [call site] 00105
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00106
2 likely [function] [call site] 00107
2 HTTP_IS_DIGIT [function] [call site] 00108
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00109
2 unlikely [function] [call site] 00110
2 HTTP_IS_LWS [function] [call site] 00111
2 likely [function] [call site] 00112
2 HTTP_IS_SPHT [function] [call site] 00113
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00114
2 ist2 [function] [call site] 00115
2 likely [function] [call site] 00116
2 HTTP_IS_LWS [function] [call site] 00117
2 likely [function] [call site] 00118
2 HTTP_IS_SPHT [function] [call site] 00119
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00120
2 likely [function] [call site] 00121
2 HTTP_IS_CRLF [function] [call site] 00122
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00123
2 likely [function] [call site] 00124
2 unlikely [function] [call site] 00125
2 http_set_hdr [function] [call site] 00126
2 ist [function] [call site] 00127
2 likely [function] [call site] 00128
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00129
2 EXPECT_LF_HERE [function] [call site] 00130
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00131
2 likely [function] [call site] 00132
2 HTTP_IS_CRLF [function] [call site] 00133
2 likely [function] [call site] 00134
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00135
2 likely [function] [call site] 00136
2 HTTP_IS_TOKEN [function] [call site] 00137
2 isupper [function] [call site] 00138
2 tolower [function] [call site] 00139
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00140
2 likely [function] [call site] 00141
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00142
2 likely [function] [call site] 00143
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00144
2 likely [function] [call site] 00145
2 HTTP_IS_SPHT [function] [call site] 00146
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00147
2 likely [function] [call site] 00148
2 HTTP_IS_CRLF [function] [call site] 00149
2 likely [function] [call site] 00150
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00151
2 EXPECT_LF_HERE [function] [call site] 00152
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00153
2 likely [function] [call site] 00154
2 HTTP_IS_SPHT [function] [call site] 00155
2 is_char8_below_opt [function] [call site] 00156
2 is_char4_below_opt [function] [call site] 00157
2 likely [function] [call site] 00158
2 likely [function] [call site] 00159
2 HTTP_IS_CRLF [function] [call site] 00160
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00161
2 likely [function] [call site] 00162
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00163
2 EXPECT_LF_HERE [function] [call site] 00164
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00165
2 unlikely [function] [call site] 00166
2 HTTP_IS_SPHT [function] [call site] 00167
2 likely [function] [call site] 00168
2 HTTP_IS_LWS [function] [call site] 00169
2 HTTP_IS_LWS [function] [call site] 00170
2 ist2 [function] [call site] 00171
2 ist2 [function] [call site] 00172
2 unlikely [function] [call site] 00173
2 unlikely [function] [call site] 00174
2 HTTP_IS_TOKEN [function] [call site] 00175
2 isteqi [function] [call site] 00176
2 ist [function] [call site] 00177
2 h1_parse_xfer_enc_header [function] [call site] 00178
3 istptr [function] [call site] 00179
3 istend [function] [call site] 00180
3 istend [function] [call site] 00181
3 HTTP_IS_LWS [function] [call site] 00182
3 http_find_hdr_value_end [function] [call site] 00183
3 HTTP_IS_LWS [function] [call site] 00184
3 isteqi [function] [call site] 00185
3 ist [function] [call site] 00186
2 isteqi [function] [call site] 00187
2 ist [function] [call site] 00188
2 http_parse_cont_len_header [function] [call site] 00189
3 unlikely [function] [call site] 00190
3 HTTP_IS_LWS [function] [call site] 00191
3 unlikely [function] [call site] 00192
3 unlikely [function] [call site] 00193
3 unlikely [function] [call site] 00194
3 unlikely [function] [call site] 00195
3 unlikely [function] [call site] 00196
3 HTTP_IS_LWS [function] [call site] 00197
3 unlikely [function] [call site] 00198
2 isteqi [function] [call site] 00199
2 ist [function] [call site] 00200
2 h1_parse_connection_header [function] [call site] 00201
3 HTTP_IS_LWS [function] [call site] 00202
3 http_find_hdr_value_end [function] [call site] 00203
3 HTTP_IS_LWS [function] [call site] 00204
3 isteqi [function] [call site] 00205
3 ist [function] [call site] 00206
3 isteqi [function] [call site] 00207
3 ist [function] [call site] 00208
3 isteqi [function] [call site] 00209
3 ist [function] [call site] 00210
3 istcat [function] [call site] 00211
2 isteqi [function] [call site] 00212
2 ist [function] [call site] 00213
2 h1_parse_upgrade_header [function] [call site] 00214
3 HTTP_IS_LWS [function] [call site] 00215
3 http_find_hdr_value_end [function] [call site] 00216
3 HTTP_IS_LWS [function] [call site] 00217
3 isteqi [function] [call site] 00218
3 ist [function] [call site] 00219
3 isteqi [function] [call site] 00220
3 ist [function] [call site] 00221
3 isteqi [function] [call site] 00222
3 ist [function] [call site] 00223
3 istcat [function] [call site] 00224
3 istlen [function] [call site] 00225
2 isteqi [function] [call site] 00226
2 ist [function] [call site] 00227
2 http_authority_has_forbidden_char [function] [call site] 00228
3 istlen [function] [call site] 00229
3 istptr [function] [call site] 00230
3 unlikely [function] [call site] 00231
2 isteqi [function] [call site] 00232
2 http_set_hdr [function] [call site] 00233
2 likely [function] [call site] 00234
2 HTTP_IS_CRLF [function] [call site] 00235
2 likely [function] [call site] 00236
2 EAT_AND_JUMP_OR_RETURN [function] [call site] 00237
2 EXPECT_LF_HERE [function] [call site] 00238
2 likely [function] [call site] 00239
2 unlikely [function] [call site] 00240
2 http_set_hdr [function] [call site] 00241
2 ist2 [function] [call site] 00242
2 ist [function] [call site] 00243
2 http_uri_parser_init [function] [call site] 00244
3 istlen [function] [call site] 00245
3 istptr [function] [call site] 00246
2 ALREADY_CHECKED [function] [call site] 00247
2 istlen [function] [call site] 00248
2 http_parse_scheme [function] [call site] 00249
3 istptr [function] [call site] 00250
3 istend [function] [call site] 00251
3 isalpha [function] [call site] 00252
3 isalnum [function] [call site] 00253
3 ist2 [function] [call site] 00254
3 ist2 [function] [call site] 00255
2 http_parse_authority [function] [call site] 00256
3 http_parse_scheme [function] [call site] 00257
3 istptr [function] [call site] 00258
3 istend [function] [call site] 00259
3 ist2 [function] [call site] 00260
3 ist2 [function] [call site] 00261
2 http_authority_has_forbidden_char [function] [call site] 00262
2 ALREADY_CHECKED [function] [call site] 00263
2 isttest [function] [call site] 00264
2 h1_validate_connect_authority [function] [call site] 00265
3 isttest [function] [call site] 00266
3 isttest [function] [call site] 00267
3 http_get_host_port [function] [call site] 00268
4 istptr [function] [call site] 00269
4 istend [function] [call site] 00270
4 isdigit [function] [call site] 00271
4 likely [function] [call site] 00272
4 isttrim [function] [call site] 00273
4 istnext [function] [call site] 00274
4 ist2 [function] [call site] 00275
3 istlen [function] [call site] 00276
3 istlen [function] [call site] 00277
3 isttest [function] [call site] 00278
3 http_get_host_port [function] [call site] 00279
3 isttest [function] [call site] 00280
3 istlen [function] [call site] 00281
3 istlen [function] [call site] 00282
3 isteqi [function] [call site] 00283
3 isteq [function] [call site] 00284
3 http_is_default_port [function] [call site] 00285
4 istlen [function] [call site] 00286
4 isttest [function] [call site] 00287
4 isteq [function] [call site] 00288
4 ist [function] [call site] 00289
4 isteq [function] [call site] 00290
4 ist [function] [call site] 00291
4 isteq [function] [call site] 00292
4 ist [function] [call site] 00293
4 isteqi [function] [call site] 00294
4 ist [function] [call site] 00295
4 isteq [function] [call site] 00296
4 ist [function] [call site] 00297
4 isteqi [function] [call site] 00298
4 ist [function] [call site] 00299
3 http_is_default_port [function] [call site] 00300
3 isteqi [function] [call site] 00301
2 ALREADY_CHECKED [function] [call site] 00302
2 isttest [function] [call site] 00303
2 isteqi [function] [call site] 00304
2 h1_validate_mismatch_authority [function] [call site] 00305
3 isttest [function] [call site] 00306
3 http_get_host_port [function] [call site] 00307
3 isttest [function] [call site] 00308
3 istlen [function] [call site] 00309
3 http_get_host_port [function] [call site] 00310
3 isttest [function] [call site] 00311
3 istlen [function] [call site] 00312
3 isttest [function] [call site] 00313
3 isttest [function] [call site] 00314
3 isttest [function] [call site] 00315
3 http_is_default_port [function] [call site] 00316
3 isttest [function] [call site] 00317
3 http_is_default_port [function] [call site] 00318
3 isteqi [function] [call site] 00319
2 http_del_hdr [function] [call site] 00320
3 isteqi [function] [call site] 00321
2 ist [function] [call site] 00322
1 free [function] [call site] 00323
2 likely [function] [call site] 00324
2 memprof_free_handler [function] [call site] 00325
2 malloc_usable_size [function] [call site] 00326
2 memprof_free_handler [function] [call site] 00327
2 memprof_get_bin [function] [call site] 00328
2 __builtin_return_address [function] [call site] 00329
2 unlikely [function] [call site] 00330
2 _HA_ATOMIC_ADD [function] [call site] 00331
2 _HA_ATOMIC_ADD [function] [call site] 00332
2 _HA_ATOMIC_ADD [function] [call site] 00333