Fuzz introspector: fuzz_rtp_session
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
40 123 compare_session_tags call site: 00123 handle_record
24 201 ul_reply_port call site: 00201 handle_copy
22 55 rtpp_command_ul_opts_parse_inner call site: 00055 ul_opts_parse_packetport
19 103 handle_mod_subc_parse call site: 00103 rtpp_command_ul_look_subc_parse
12 297 rtpp_command_ul_handle_impl call site: 00297 handle_copy
9 177 create_listener call site: 00177 rtpp_record_ctor
6 37 ExecuteRTPPCommand call site: 00037 rtpp_command_play_opts_parse
6 44 rtpp_zmalloc call site: 00044 rtpp_command_del_opts_parse
5 86 atoi_safe_sep call site: 00086 setport
5 190 rtpp_session_ematch call site: 00190 ul_reply_port
4 17 rtpp_command_split call site: 00017 rtpp_command_guard_retrans
4 23 rtpp_rmalloc call site: 00023 rtpp_queue_put_item

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 SeedRNGs [function] [call site] 00001
2 seedrandom [function] [call site] 00002
3 srandom [call site] 00003
1 ExecuteScript [function] [call site] 00004
2 strlen [call site] 00005
2 ExecuteRTPPCommand [function] [call site] 00006
3 rtpp_command_ctor [function] [call site] 00007
4 rtpp_rzmalloc [function] [call site] 00008
5 rtpp_aligned_malloc [function] [call site] 00009
6 posix_memalign [call site] 00010
5 rtpp_refcnt_ctor_pa [function] [call site] 00011
4 rtpc_reply_ctor [function] [call site] 00012
5 rtpp_rzmalloc [function] [call site] 00013
3 rtpp_command_split [function] [call site] 00014
4 rtpp_strsplit [function] [call site] 00015
4 memchr [call site] 00016
4 strlen [call site] 00017
4 rtpp_command_guard_retrans [function] [call site] 00018
5 rtpp_anetio_sendto_na [function] [call site] 00019
6 rtpp_wi_malloc_na [function] [call site] 00020
7 rtpp_rmalloc [function] [call site] 00021
8 rtpp_aligned_malloc [function] [call site] 00022
8 rtpp_refcnt_ctor_pa [function] [call site] 00023
7 rtpp_wi_free [function] [call site] 00024
8 rtpp_wi_pkt_free [function] [call site] 00025
6 rtpp_anetio_sendto_debug [function] [call site] 00026
6 rtpp_queue_put_item [function] [call site] 00027
7 pthread_mutex_lock [call site] 00028
7 rtpp_queue_getclen [function] [call site] 00029
7 circ_buf_push [function] [call site] 00030
7 rtpp_queue_getclen [function] [call site] 00031
7 pthread_cond_signal [call site] 00032
7 pthread_mutex_unlock [call site] 00033
4 __assert_fail [call site] 00034
4 rtpp_command_pre_parse [function] [call site] 00035
5 fill_cmd_props [function] [call site] 00036
3 handle_command [function] [call site] 00037
4 handle_ver_feature [function] [call site] 00038
5 strcmp [call site] 00039
5 strcmp [call site] 00040
4 handle_info [function] [call site] 00041
4 rtpp_command_play_opts_parse [function] [call site] 00042
5 rtpp_zmalloc [function] [call site] 00043
6 rtpp_aligned_malloc [function] [call site] 00044
5 strtol [call site] 00045
5 rtpp_command_play_opts_free [function] [call site] 00046
4 rtpp_command_record_opts_parse [function] [call site] 00047
5 rtpp_rzmalloc [function] [call site] 00048
4 rtpp_command_del_opts_parse [function] [call site] 00049
5 rtpp_rzmalloc [function] [call site] 00050
4 rtpp_command_ul_opts_parse [function] [call site] 00051
5 rtpp_command_ul_pre_parse [function] [call site] 00052
5 rtpp_command_ul_opts_parse_inner [function] [call site] 00053
6 rtpp_zmalloc [function] [call site] 00054
6 ul_opts_init [function] [call site] 00055
6 url_unquote [function] [call site] 00056
7 url_unquote2 [function] [call site] 00057
6 strtol [call site] 00058
6 __ctype_b_loc [call site] 00059
6 extractlabel [function] [call site] 00060
7 strchr [call site] 00061
6 extractaddr [function] [call site] 00062
7 __ctype_b_loc [call site] 00063
7 __ctype_b_loc [call site] 00064
6 memcmp [call site] 00065
6 ul_opts_parse_packetport_i [function] [call site] 00066
7 strtoumax [call site] 00067
7 rtpp_packetport_get_int [function] [call site] 00068
8 rtpp_packetport_ismapped [function] [call site] 00069
9 sysconf [call site] 00070
9 mincore [call site] 00071
6 extractaddr [function] [call site] 00072
6 memcmp [call site] 00073
6 ul_opts_parse_packetport [function] [call site] 00074
7 strtoumax [call site] 00075
7 strtoumax [call site] 00076
7 ul_opts_parse_packetport_i [function] [call site] 00077
6 strlen [call site] 00078
6 resolve [function] [call site] 00079
7 getaddrinfo [call site] 00080
7 freeaddrinfo [call site] 00081
7 inet_pton [call site] 00082
7 atoi_saferange [function] [call site] 00083
8 atoi_safe [function] [call site] 00084
9 atoi_safe_sep [function] [call site] 00085
10 strtol [call site] 00086
7 setport [function] [call site] 00087
8 __assert_fail [call site] 00088
8 htons [call site] 00089
8 htons [call site] 00090
8 abort [call site] 00091
6 ishostnull [function] [call site] 00092
7 abort [call site] 00093
6 ntohs [call site] 00094
6 htons [call site] 00095
6 gai_strerror [call site] 00096
6 rtpp_command_ul_opts_free [function] [call site] 00097
4 handle_get_stats [function] [call site] 00098
5 __assert_fail [call site] 00099
4 rtpp_subcommand_ul_opts_parse [function] [call site] 00100
5 handle_mod_subc_parse [function] [call site] 00101
6 atoi_safe_sep [function] [call site] 00102
6 atoi_safe [function] [call site] 00103
5 rtpp_command_del_opts_parse [function] [call site] 00104
5 handle_set_subc_parse [function] [call site] 00105
6 memcmp [call site] 00106
6 memcmp [call site] 00107
6 atoi_safe [function] [call site] 00108
6 rtpp_rzmalloc [function] [call site] 00109
5 rtpp_command_ul_look_subc_parse [function] [call site] 00110
6 rtpp_command_ul_subc_pre_parse [function] [call site] 00111
6 rtpp_rzmalloc [function] [call site] 00112
6 rtpp_command_ul_opts_parse_inner [function] [call site] 00113
6 rtpp_command_ul_opts_free [function] [call site] 00114
5 rtpp_command_ul_copy_subc_parse [function] [call site] 00115
6 rtpp_rzmalloc [function] [call site] 00116
6 rtpp_command_ul_copy_subc_pre_parse [function] [call site] 00117
4 rtpp_command_ul_opts_free [function] [call site] 00118
4 handle_delete [function] [call site] 00119
5 do_delete [function] [call site] 00120
6 rtpp_cmd_delete_ematch [function] [call site] 00121
7 compare_session_tags [function] [call site] 00122
8 memcmp [call site] 00123
8 strtoul [call site] 00124
7 compare_session_tags [function] [call site] 00125
4 handle_record [function] [call site] 00126
5 rtpp_cmd_record_ematch [function] [call site] 00127
6 compare_session_tags [function] [call site] 00128
6 compare_session_tags [function] [call site] 00129
6 handle_copy [function] [call site] 00130
7 strncmp [call site] 00131
7 rtpp_record_ctor [function] [call site] 00132
8 strncmp [call site] 00133
8 rtpp_rzmalloc [function] [call site] 00134
8 pthread_mutex_init [call site] 00135
8 ropen_remote_ctor_pa [function] [call site] 00136
9 atoi [call site] 00137
9 snprintf [call site] 00138
9 resolve [function] [call site] 00139
9 gai_strerror [call site] 00140
9 connect [call site] 00141
8 rtpp_record_close [function] [call site] 00142
9 flush_rbuf [function] [call site] 00143
10 write [call site] 00144
10 close [call site] 00145
9 close [call site] 00146
9 unlink [call site] 00147
9 rename [call site] 00148
9 pthread_mutex_destroy [call site] 00149
8 sprintf [call site] 00150
8 sprintf [call site] 00151
8 sprintf [call site] 00152
8 sprintf [call site] 00153
8 open [call site] 00154
8 write [call site] 00155
8 rtpp_record_close [function] [call site] 00156
8 close [call site] 00157
8 pthread_mutex_destroy [call site] 00158
7 __assert_fail [call site] 00159
7 get_args4remote [function] [call site] 00160
8 strlcpy [function] [call site] 00161
8 strrchr [call site] 00162
8 rtpp_create_listener [function] [call site] 00163
9 create_twinlistener [function] [call site] 00164
10 create_listener [function] [call site] 00165
11 rtpp_socket_ctor [function] [call site] 00166
12 rtpp_rzmalloc [function] [call site] 00167
12 socket [call site] 00168
12 setsockopt [call site] 00169
12 rtpp_socket_dtor [function] [call site] 00170
13 shutdown [call site] 00171
13 close [call site] 00172
12 rtpp_wref_ctor [function] [call site] 00173
13 rtpp_rzmalloc [function] [call site] 00174
12 rtpp_wref_ctor [function] [call site] 00175
11 htons [call site] 00176
11 __errno_location [call site] 00177
7 rtpp_record_ctor [function] [call site] 00178
7 rtpp_record_ctor [function] [call site] 00179
4 handle_norecord [function] [call site] 00180
5 rtpp_cmd_norecord_ematch [function] [call site] 00181
6 compare_session_tags [function] [call site] 00182
6 compare_session_tags [function] [call site] 00183
6 handle_stop_record [function] [call site] 00184
7 __assert_fail [call site] 00185
6 handle_stop_record [function] [call site] 00186
4 find_stream [function] [call site] 00187
5 rtpp_session_ematch [function] [call site] 00188
6 memcmp [call site] 00189
6 compare_session_tags [function] [call site] 00190
6 strrchr [call site] 00191
6 strrchr [call site] 00192
6 strcmp [call site] 00193
4 rtpp_command_ul_opts_free [function] [call site] 00194
4 ul_reply_port [function] [call site] 00195
5 __assert_fail [call site] 00196
5 ishostnull [function] [call site] 00197
5 __assert_fail [call site] 00198
5 __assert_fail [call site] 00199
5 __assert_fail [call site] 00200
5 __assert_fail [call site] 00201
4 rtpp_command_play_opts_free [function] [call site] 00202
4 rtpp_command_play_handle [function] [call site] 00203
5 strcmp [call site] 00204
5 rtpp_command_play_opts_free [function] [call site] 00205
4 handle_copy [function] [call site] 00206
4 handle_query [function] [call site] 00207
5 handle_query_simple [function] [call site] 00208
5 strcmp [call site] 00209
5 strcmp [call site] 00210
5 strcmp [call site] 00211
5 strcmp [call site] 00212
5 strcmp [call site] 00213
5 strcmp [call site] 00214
5 strcmp [call site] 00215
5 strcmp [call site] 00216
5 strcmp [call site] 00217
5 strcmp [call site] 00218
5 strcmp [call site] 00219
5 strcmp [call site] 00220
5 strcmp [call site] 00221
5 strcmp [call site] 00222
5 __assert_fail [call site] 00223
5 __assert_fail [call site] 00224
5 __assert_fail [call site] 00225
4 rtpp_command_ul_handle [function] [call site] 00226
5 rtpp_command_ul_handle_impl [function] [call site] 00227
6 rtpp_stream_has_packetport [function] [call site] 00228
7 pthread_mutex_lock [call site] 00229
7 pthread_mutex_unlock [call site] 00230
6 rtpp_create_listener [function] [call site] 00231
6 rtpp_session_ctor [function] [call site] 00232
7 rtpp_log_ctor [function] [call site] 00233
8 rtpp_rzmalloc [function] [call site] 00234
8 rtpp_log_obj_dtor [function] [call site] 00235
9 _rtpp_log_close [function] [call site] 00236
7 rtpp_create_listener [function] [call site] 00237
7 rtpp_rzmalloc [function] [call site] 00238
7 rtpp_pipe_ctor [function] [call site] 00239
8 rtpp_rzmalloc [function] [call site] 00240
8 rtpp_stream_ctor [function] [call site] 00241
9 rtpp_rzmalloc [function] [call site] 00242
9 pthread_mutex_init [call site] 00243
9 pthread_mutex_destroy [call site] 00244
9 rtpp_analyzer_ctor [function] [call site] 00245
10 rtpp_stats_init [function] [call site] 00246
11 rtp_analyze_jt_ctor [function] [call site] 00247
12 rtpp_zmalloc [function] [call site] 00248
12 rtp_analyze_jdata_ctor [function] [call site] 00249
13 rtpp_zmalloc [function] [call site] 00250
13 rtpp_ringbuf_ctor [function] [call site] 00251
14 rtpp_rzmalloc [function] [call site] 00252
14 rtpp_zmalloc [function] [call site] 00253
14 rtpp_ringbuf_dtor [function] [call site] 00254
10 rtpp_analyzer_dtor [function] [call site] 00255
11 rtpp_stats_destroy [function] [call site] 00256
12 rtp_analyze_jt_destroy [function] [call site] 00257
9 rtpp_pcnt_strm_ctor [function] [call site] 00258
10 rtpp_rzmalloc [function] [call site] 00259
10 pthread_mutex_init [call site] 00260
10 rtpp_pcnt_strm_dtor [function] [call site] 00261
11 pthread_mutex_destroy [call site] 00262
9 rtpp_netaddr_ctor [function] [call site] 00263
10 rtpp_rzmalloc [function] [call site] 00264
10 pthread_mutex_init [call site] 00265
10 rtpp_netaddr_dtor [function] [call site] 00266
11 pthread_mutex_destroy [call site] 00267
9 rtpp_netaddr_ctor [function] [call site] 00268
9 rtpp_wref_ctor [function] [call site] 00269
9 rtpp_stream_dtor [function] [call site] 00270
10 _rtpp_stream_get_actor [function] [call site] 00271
10 snprintf [call site] 00272
10 rtp_resizer_free [function] [call site] 00273
8 rtpp_pcount_ctor [function] [call site] 00274
9 rtpp_rzmalloc [function] [call site] 00275
9 rtpp_pcount_dtor [function] [call site] 00276
8 rtpp_pipe_dtor [function] [call site] 00277
7 rtpp_pipe_ctor [function] [call site] 00278
7 rtpp_acct_ctor [function] [call site] 00279
8 rtpp_rzmalloc [function] [call site] 00280
8 rtpp_acct_dtor [function] [call site] 00281
7 _rtpp_str_dup2_sf [function] [call site] 00282
8 _rtpp_str_dup2 [function] [call site] 00283
7 _rtpp_str_dup2_sf [function] [call site] 00284
7 memchr [call site] 00285
7 _rtpp_str_dup2_sc [function] [call site] 00286
8 _rtpp_str_dup2 [function] [call site] 00287
7 rtpp_ttl_ctor [function] [call site] 00288
8 rtpp_ttl_dtor [function] [call site] 00289
7 rtpp_session_dtor [function] [call site] 00290
8 rtpp_timestamp_get [function] [call site] 00291
9 _getdtime [function] [call site] 00292
10 clock_gettime [call site] 00293
9 _getdtime [function] [call site] 00294
6 handle_nomem [function] [call site] 00295
6 handle_nomem [function] [call site] 00296
6 rtpp_rlim_max [function] [call site] 00297
6 rtpp_rlim_max [function] [call site] 00298
6 handle_nomem [function] [call site] 00299
6 handle_copy [function] [call site] 00300
6 handle_copy [function] [call site] 00301
6 rtpp_timeout_data_ctor [function] [call site] 00302
7 rtpp_rzmalloc [function] [call site] 00303
6 rtp_resizer_set_ptime [function] [call site] 00304
7 rtp_resizer_get_ptime [function] [call site] 00305
6 rtp_resizer_new [function] [call site] 00306
7 rtpp_zmalloc [function] [call site] 00307
7 rtp_resizer_set_ptime [function] [call site] 00308
6 rtp_resizer_free [function] [call site] 00309
6 rtpp_stream_has_packetport [function] [call site] 00310
6 ul_reply_port [function] [call site] 00311
4 rtpp_command_ul_opts_free [function] [call site] 00312
4 abort [call site] 00313
3 __assert_fail [call site] 00314
3 __assert_fail [call site] 00315
3 __assert_fail [call site] 00316
1 __assert_fail [call site] 00317
1 rfz_get_chunk [function] [call site] 00318
1 proc_foreach [function] [call site] 00319
2 rtp_packet_alloc [function] [call site] 00320
3 rtpp_rzmalloc [function] [call site] 00321
1 sem_wait [call site] 00322
1 ExecuteRTPPCommand [function] [call site] 00323
1 __assert_fail [call site] 00324