Fuzz introspector: fuzz_mhd2.cpp
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
446 0 EP call site: 00000 fuzz_daemon_lifecycle

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 fuzz_digest_auth_calc [function] [call site] 00001
2 ConsumeRandomLengthString [function] [call site] 00002
2 ConsumeRandomLengthString [function] [call site] 00003
2 ConsumeRandomLengthString [function] [call site] 00004
2 PickValueInArray [function] [call site] 00005
2 MHD_digest_get_hash_size [function] [call site] 00006
3 digest_get_hash_size [function] [call site] 00007
4 mhd_assert [function] [call site] 00008
4 mhd_assert [function] [call site] 00009
4 mhd_assert [function] [call site] 00010
4 mhd_assert [function] [call site] 00011
4 mhd_assert [function] [call site] 00012
2 MHD_digest_auth_calc_userhash [function] [call site] 00013
3 digest_init_one_time [function] [call site] 00014
4 mhd_MD5_init [function] [call site] 00015
4 mhd_SHA256_init [function] [call site] 00016
4 mhd_SHA512_256_init [function] [call site] 00017
4 mhd_UNREACHABLE [function] [call site] 00018
3 get_base_digest_algo [function] [call site] 00019
3 digest_get_size [function] [call site] 00020
4 mhd_assert [function] [call site] 00021
4 mhd_assert [function] [call site] 00022
4 mhd_UNREACHABLE [function] [call site] 00023
3 calc_userhash [function] [call site] 00024
4 mhd_assert [function] [call site] 00025
4 mhd_assert [function] [call site] 00026
4 mhd_assert [function] [call site] 00027
4 digest_update [function] [call site] 00028
5 mhd_assert [function] [call site] 00029
5 mhd_assert [function] [call site] 00030
5 mhd_assert [function] [call site] 00031
5 mhd_MD5_update [function] [call site] 00032
5 mhd_UNREACHABLE [function] [call site] 00033
5 mhd_SHA256_update [function] [call site] 00034
5 mhd_UNREACHABLE [function] [call site] 00035
5 mhd_SHA512_256_update [function] [call site] 00036
5 mhd_UNREACHABLE [function] [call site] 00037
5 mhd_UNREACHABLE [function] [call site] 00038
4 digest_update_with_colon [function] [call site] 00039
5 digest_update [function] [call site] 00040
4 digest_update [function] [call site] 00041
4 digest_calc_hash [function] [call site] 00042
5 mhd_assert [function] [call site] 00043
5 mhd_assert [function] [call site] 00044
5 mhd_assert [function] [call site] 00045
5 mhd_MD5_finish [function] [call site] 00046
5 mhd_UNREACHABLE [function] [call site] 00047
5 mhd_SHA256_finish [function] [call site] 00048
5 mhd_UNREACHABLE [function] [call site] 00049
5 mhd_SHA512_256_finish [function] [call site] 00050
5 mhd_UNREACHABLE [function] [call site] 00051
5 mhd_UNREACHABLE [function] [call site] 00052
3 digest_has_error [function] [call site] 00055
4 mhd_assert [function] [call site] 00056
4 mhd_assert [function] [call site] 00057
4 mhd_MD5_has_err [function] [call site] 00058
4 mhd_UNREACHABLE [function] [call site] 00059
4 mhd_SHA256_has_err [function] [call site] 00060
4 mhd_UNREACHABLE [function] [call site] 00061
4 mhd_SHA512_256_has_err [function] [call site] 00062
4 mhd_UNREACHABLE [function] [call site] 00063
4 mhd_UNREACHABLE [function] [call site] 00064
3 digest_deinit [function] [call site] 00065
4 mhd_assert [function] [call site] 00066
4 mhd_MD5_deinit [function] [call site] 00067
4 mhd_SHA256_deinit [function] [call site] 00068
4 mhd_SHA512_256_deinit [function] [call site] 00069
4 digest_setup_zero [function] [call site] 00070
2 std::string::c_str [function] [call site] 00071
2 std::string::c_str [function] [call site] 00072
2 std::vector::size [function] [call site] 00073
2 std::vector::data [function] [call site] 00074
2 MHD_digest_auth_calc_userhash_hex [function] [call site] 00075
3 MHD_FN_PAR_DYN_ARR_SIZE_ [function] [call site] 00076
3 digest_get_hash_size [function] [call site] 00077
3 MHD_digest_auth_calc_userhash [function] [call site] 00078
3 mhd_bin_to_hex_z [function] [call site] 00079
4 mhd_bin_to_hex [function] [call site] 00080
5 uint8totwoxdigits [function] [call site] 00081
6 mhd_assert [function] [call site] 00082
5 valuetoxdigit [function] [call site] 00083
6 mhd_assert [function] [call site] 00084
6 mhd_assert [function] [call site] 00085
5 valuetoxdigit [function] [call site] 00086
2 std::string::c_str [function] [call site] 00087
2 std::string::c_str [function] [call site] 00088
2 std::vector::size [function] [call site] 00089
2 std::vector::data [function] [call site] 00090
2 MHD_digest_auth_calc_userdigest [function] [call site] 00091
3 digest_init_one_time [function] [call site] 00092
3 get_base_digest_algo [function] [call site] 00093
3 digest_get_size [function] [call site] 00094
3 calc_userdigest [function] [call site] 00095
4 mhd_assert [function] [call site] 00096
4 mhd_assert [function] [call site] 00097
4 mhd_assert [function] [call site] 00098
4 digest_update [function] [call site] 00099
4 digest_update_with_colon [function] [call site] 00100
4 digest_update [function] [call site] 00101
4 digest_update_with_colon [function] [call site] 00102
4 digest_update_str [function] [call site] 00103
5 digest_update [function] [call site] 00104
4 digest_calc_hash [function] [call site] 00106
3 digest_has_error [function] [call site] 00109
3 digest_deinit [function] [call site] 00110
2 std::string::c_str [function] [call site] 00111
2 std::string::c_str [function] [call site] 00112
2 std::string::c_str [function] [call site] 00113
2 std::vector::size [function] [call site] 00114
2 std::vector::data [function] [call site] 00115
1 fuzz_response_creation [function] [call site] 00116
2 ConsumeIntegralInRange [function] [call site] 00117
2 std::min<size_t> [function] [call site] 00118
2 remaining_bytes [function] [call site] 00119
2 ConsumeBytesAsString [function] [call site] 00120
2 PickValueInArray [function] [call site] 00121
2 ConsumeBool [function] [call site] 00122
2 MHD_response_from_buffer [function] [call site] 00123
3 response_create_basic [function] [call site] 00125
4 mhd_calloc [function] [call site] 00126
5 __builtin_mul_overflow [function] [call site] 00127
4 mhd_calloc [function] [call site] 00130
4 mhd_DLINKEDL_INIT_LIST [function] [call site] 00131
4 mhd_DLINKEDL_INIT_LIST [function] [call site] 00132
2 std::string::size [function] [call site] 00135
2 std::string::data [function] [call site] 00136
2 ConsumeBool [function] [call site] 00137
2 MHD_response_from_buffer_static [function] [call site] 00138
2 std::string::size [function] [call site] 00139
2 std::string::c_str [function] [call site] 00140
2 MHD_response_from_empty [function] [call site] 00141
1 fuzz_response_config [function] [call site] 00142
2 ConsumeRandomLengthString [function] [call site] 00143
2 std::string::empty [function] [call site] 00144
2 ConsumeRandomLengthString [function] [call site] 00145
2 std::string::empty [function] [call site] 00146
2 ConsumeRandomLengthString [function] [call site] 00147
2 std::string::empty [function] [call site] 00148
2 ConsumeRandomLengthString [function] [call site] 00149
2 std::string::empty [function] [call site] 00150
2 ConsumeRandomLengthString [function] [call site] 00151
2 std::string::empty [function] [call site] 00152
2 ConsumeRandomLengthString [function] [call site] 00153
2 std::string::empty [function] [call site] 00154
2 MHD_response_add_header [function] [call site] 00155
3 mhd_mutex_lock [function] [call site] 00156
3 mhd_assert [function] [call site] 00157
3 mhd_atomic_counter_get [function] [call site] 00158
3 response_add_header_int [function] [call site] 00159
4 mhd_str_equal_caseless_n_st [function] [call site] 00169
4 response_add_header_no_check [function] [call site] 00170
4 mhd_str_equal_caseless_n_st [function] [call site] 00171
4 response_add_header_no_check [function] [call site] 00172
4 response_add_header_no_check [function] [call site] 00173
3 mhd_mutex_unlock_chk [function] [call site] 00174
2 ConsumeBool [function] [call site] 00175
2 MHD_response_add_header [function] [call site] 00176
2 std::string::c_str [function] [call site] 00177
2 std::string::c_str [function] [call site] 00178
2 MHD_response_add_header [function] [call site] 00179
2 std::string::c_str [function] [call site] 00180
2 std::string::c_str [function] [call site] 00181
2 MHD_response_add_header [function] [call site] 00182
2 std::string::c_str [function] [call site] 00183
2 std::string::c_str [function] [call site] 00184
2 MHD_response_add_predef_header [function] [call site] 00185
2 PickValueInArray [function] [call site] 00186
2 ConsumeRandomLengthString [function] [call site] 00187
2 MHD_R_OPTION_REUSABLE [function] [call site] 00188
2 ToMhdBool [function] [call site] 00189
2 ConsumeBool [function] [call site] 00190
2 MHD_response_set_option [function] [call site] 00191
2 MHD_R_OPTION_HEAD_ONLY_RESPONSE [function] [call site] 00192
2 ToMhdBool [function] [call site] 00193
2 ConsumeBool [function] [call site] 00194
2 MHD_response_set_option [function] [call site] 00195
2 MHD_R_OPTION_CHUNKED_ENC [function] [call site] 00196
2 ToMhdBool [function] [call site] 00197
2 ConsumeBool [function] [call site] 00198
2 MHD_response_set_option [function] [call site] 00199
2 MHD_R_OPTION_CONN_CLOSE [function] [call site] 00200
2 ToMhdBool [function] [call site] 00201
2 ConsumeBool [function] [call site] 00202
2 MHD_response_set_option [function] [call site] 00203
2 ConsumeRandomLengthString [function] [call site] 00205
2 std::string::empty [function] [call site] 00206
2 std::string::data [function] [call site] 00208
2 std::string::size [function] [call site] 00209
2 ConsumeIntegralInRange [function] [call site] 00211
2 ConsumeIntegralInRange [function] [call site] 00212
2 MHD_response_from_fd [function] [call site] 00213
3 response_from_fd_inner [function] [call site] 00214
4 response_create_basic [function] [call site] 00215
2 PickValueInArray [function] [call site] 00217
2 MHD_response_destroy [function] [call site] 00218
3 MHD_PANIC [function] [call site] 00219
3 mhd_assert [function] [call site] 00220
3 mhd_assert [function] [call site] 00222
3 mhd_atomic_counter_get_dec [function] [call site] 00223
3 response_full_deinit [function] [call site] 00224
3 mhd_response_dec_use_count [function] [call site] 00225
4 mhd_assert [function] [call site] 00226
4 MHD_PANIC [function] [call site] 00227
4 mhd_atomic_counter_get_dec [function] [call site] 00228
4 response_full_deinit [function] [call site] 00229
2 ConsumeRandomLengthString [function] [call site] 00234
2 std::string::empty [function] [call site] 00235
2 std::string::data [function] [call site] 00237
2 std::string::size [function] [call site] 00238
2 MHD_response_from_pipe [function] [call site] 00240
3 response_create_basic [function] [call site] 00241
2 PickValueInArray [function] [call site] 00243
2 MHD_response_destroy [function] [call site] 00244
1 MHD_response_destroy [function] [call site] 00246
1 fuzz_daemon_lifecycle [function] [call site] 00247
2 ConsumeIntegralInRange [function] [call site] 00248
2 std::min<size_t> [function] [call site] 00249
2 remaining_bytes [function] [call site] 00250
2 ConsumeBytesAsString [function] [call site] 00251
2 MHD_daemon_create [function] [call site] 00252
3 mhd_lib_init_global_if_needed [function] [call site] 00253
4 mhd_LIB_INIT_LAZY_IS_PERFORMED [function] [call site] 00254
4 mhd_lib_global_lazy_init [function] [call site] 00256
5 mhd_panic_init_default [function] [call site] 00257
5 mhd_mutex_init [function] [call site] 00258
4 mhd_mutex_lock [function] [call site] 00259
4 mhd_lib_global_full_init_once [function] [call site] 00260
5 mhd_assert [function] [call site] 00261
5 mhd_LIB_INIT_LAZY_IS_PERFORMED [function] [call site] 00262
5 mhd_assert [function] [call site] 00263
5 mhd_assert [function] [call site] 00264
5 mhd_lib_sockets_init_w32 [function] [call site] 00265
5 mhd_mclock_init_once [function] [call site] 00270
6 GetTickCount64 [function] [call site] 00271
6 QueryPerformanceFrequency [function] [call site] 00272
6 QueryPerformanceCounter [function] [call site] 00273
6 mclock_init_mach_time [function] [call site] 00274
7 mhd_assert [function] [call site] 00275
7 mach_timebase_info [function] [call site] 00276
7 mhd_assert [function] [call site] 00277
7 mhd_assert [function] [call site] 00278
7 mclock_gcd [function] [call site] 00279
6 mach_continuous_approximate_time [function] [call site] 00280
6 mach_approximate_time [function] [call site] 00281
6 clock_gettime [function] [call site] 00282
6 clock_gettime [function] [call site] 00283
6 clock_gettime [function] [call site] 00284
6 clock_gettime [function] [call site] 00285
6 clock_gettime [function] [call site] 00286
6 clock_gettime [function] [call site] 00287
6 clock_gettime [function] [call site] 00288
6 clock_gettime [function] [call site] 00289
6 clock_gettime [function] [call site] 00290
6 mclock_init_clock_get_time [function] [call site] 00291
6 clock_gettime [function] [call site] 00292
6 gethrtime [function] [call site] 00293
6 timespec_get [function] [call site] 00294
6 gettimeofday [function] [call site] 00295
5 mhd_send_init_once [function] [call site] 00297
6 freebsd_sendfile_init_ [function] [call site] 00298
6 iov_max_init_ [function] [call site] 00302
5 mhd_tls_global_init_once [function] [call site] 00304
5 mhd_h2_huffman_init [function] [call site] 00305
6 init_decode_table [function] [call site] 00306
7 MHD_FN_PAR_DYN_ARR_SIZE_ [function] [call site] 00307
7 HUFF_DTBL_SIZE [function] [call site] 00308
7 mhd_assert [function] [call site] 00309
7 mhd_assert [function] [call site] 00310
7 mhd_assert [function] [call site] 00311
7 mhd_assert [function] [call site] 00312
7 HUFF_DTBL_SIZE [function] [call site] 00314
7 mhd_assert [function] [call site] 00315
7 mhd_assert [function] [call site] 00316
7 mhd_assert [function] [call site] 00317
7 mhd_assert [function] [call site] 00318
7 init_decode_table_entries_per_sym [function] [call site] 00319
8 MHD_FN_PAR_DYN_ARR_SIZE_ [function] [call site] 00320
8 HUFF_DTBL_SIZE [function] [call site] 00321
8 mhd_assert [function] [call site] 00322
8 mhd_assert [function] [call site] 00323
8 mhd_assert [function] [call site] 00324
8 mhd_assert [function] [call site] 00325
8 mhd_assert [function] [call site] 00326
8 mhd_assert [function] [call site] 00327
8 mhd_assert [function] [call site] 00328
8 mhd_assert [function] [call site] 00329
8 HUFF_DTBL_ENTRIES [function] [call site] 00330
8 mhd_assert [function] [call site] 00331
8 mhd_assert [function] [call site] 00332
8 HUFF_DTBL_ENTRIES [function] [call site] 00333
8 mhd_assert [function] [call site] 00334
8 HUFF_DTBL_ENTRIES [function] [call site] 00335
8 mhd_assert [function] [call site] 00336
7 HUFF_DTBL_ENTRIES [function] [call site] 00337
7 mhd_assert [function] [call site] 00338
7 HUFF_DTBL_ENTRIES [function] [call site] 00339
7 HUFF_DTBL_SIZE [function] [call site] 00340
7 mhd_assert [function] [call site] 00341
6 init_decode_table [function] [call site] 00342
6 init_decode_table [function] [call site] 00343
6 init_decode_table [function] [call site] 00344
6 init_decode_table [function] [call site] 00345
6 init_decode_table [function] [call site] 00346
6 init_decode_table [function] [call site] 00347
6 init_decode_table [function] [call site] 00348
6 init_decode_table [function] [call site] 00349
4 mhd_lib_global_full_re_init [function] [call site] 00350
5 mhd_assert [function] [call site] 00351
5 mhd_lib_sockets_init_w32 [function] [call site] 00352
5 mhd_mclock_re_init [function] [call site] 00353
6 mclock_init_clock_get_time [function] [call site] 00354
6 mhd_mclock_init_once [function] [call site] 00355
5 mhd_tls_global_re_init [function] [call site] 00356
4 mhd_assert [function] [call site] 00357
4 mhd_mutex_unlock_chk [function] [call site] 00358
3 mhd_calloc [function] [call site] 00361
3 mhd_calloc [function] [call site] 00362
2 ConsumeIntegralInRange [function] [call site] 00364
2 daemon_configuration [function] [call site] 00365
3 PickValueInArray [function] [call site] 00366
3 MHD_D_OPTION_POLL_SYSCALL [function] [call site] 00367
3 MHD_daemon_set_option [function] [call site] 00368
3 ConsumeIntegralInRange [function] [call site] 00369
3 PickValueInArray [function] [call site] 00370
3 MHD_D_OPTION_BIND_PORT [function] [call site] 00371
3 MHD_daemon_set_option [function] [call site] 00372
3 MHD_D_OPTION_DEFAULT_TIMEOUT_MILSEC [function] [call site] 00373
3 ConsumeIntegralInRange [function] [call site] 00374
3 MHD_daemon_set_option [function] [call site] 00375
3 MHD_D_OPTION_CONN_MEMORY_LIMIT [function] [call site] 00376
3 ConsumeIntegralInRange [function] [call site] 00377
3 MHD_daemon_set_option [function] [call site] 00378
3 MHD_D_OPTION_LOG_CALLBACK [function] [call site] 00379
3 MHD_daemon_set_option [function] [call site] 00380
3 ConsumeBytes [function] [call site] 00381
3 ConsumeIntegralInRange [function] [call site] 00382
3 MHD_D_OPTION_RANDOM_ENTROPY [function] [call site] 00383
3 std::vector::size [function] [call site] 00384
3 const_cast<void*> [function] [call site] 00385
3 static_cast<const [call site] 00386
3 std::vector::data [function] [call site] 00387
3 MHD_daemon_set_option [function] [call site] 00388
3 MHD_D_OPTION_REREGISTER_ALL [function] [call site] 00389
3 ToMhdBool [function] [call site] 00390
3 ConsumeBool [function] [call site] 00391
3 MHD_daemon_set_option [function] [call site] 00392
2 PickValueInArray [function] [call site] 00393
2 MHD_daemon_get_info_fixed [function] [call site] 00394
2 ConsumeIntegralInRange [function] [call site] 00395
2 daemon_configuration [function] [call site] 00396
2 PickValueInArray [function] [call site] 00397
2 MHD_daemon_get_info_dynamic [function] [call site] 00398
2 MHD_daemon_destroy [function] [call site] 00399
3 mhd_assert [function] [call site] 00400
3 mhd_assert [function] [call site] 00401
3 mhd_assert [function] [call site] 00402
3 mhd_assert [function] [call site] 00409
3 mhd_assert [function] [call site] 00410
3 daemon_stop_threads [function] [call site] 00411
3 daemon_close_connections [function] [call site] 00412
3 daemon_deinit_threading_and_conn [function] [call site] 00413
3 daemon_deinit_large_buf [function] [call site] 00414
3 daemon_deinit_tls [function] [call site] 00415
4 mhd_assert [function] [call site] 00416
4 mhd_tls_thread_cleanup [function] [call site] 00417
4 mhd_tls_daemon_deinit [function] [call site] 00418
3 daemon_deinit_auth_digest [function] [call site] 00419
4 mhd_assert [function] [call site] 00420
4 mhd_atomic_counter_deinit [function] [call site] 00422
4 mhd_mutex_destroy_chk [function] [call site] 00423
4 mhd_assert [function] [call site] 00424
3 daemon_deinit_net [function] [call site] 00426
4 mhd_assert [function] [call site] 00427
4 mhd_assert [function] [call site] 00428
4 mhd_assert [function] [call site] 00429
4 mhd_assert [function] [call site] 00430
4 mhd_socket_close [function] [call site] 00432
3 mhd_lib_deinit_global_if_needed [function] [call site] 00434
4 mhd_assert [function] [call site] 00435
4 mhd_mutex_lock_chk [function] [call site] 00436
4 mhd_lib_global_full_deinit [function] [call site] 00437
5 mhd_tls_global_deinit [function] [call site] 00438
5 mhd_mclock_deinit [function] [call site] 00439
6 mclock_deinit_clock_get_time [function] [call site] 00440
7 mhd_assert [function] [call site] 00441
7 mach_port_deallocate [function] [call site] 00442
7 mach_task_self [function] [call site] 00443
5 mhd_lib_sockets_deinit_w32 [function] [call site] 00444
6 WSACleanup [function] [call site] 00445
4 mhd_mutex_unlock_chk [function] [call site] 00446