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
40 131 compare_session_tags call site: 00131 handle_record
27 103 handle_mod_subc_parse call site: 00103 rtpp_command_ul_look_subc_parse
24 209 ul_reply_port call site: 00209 handle_copy
22 55 rtpp_command_ul_opts_parse_inner call site: 00055 ul_opts_parse_packetport
12 305 rtpp_command_ul_handle_impl call site: 00305 handle_copy
9 185 create_listener call site: 00185 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
5 198 rtpp_session_ematch call site: 00198 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 memcmp [call site] 00108
6 memcmp [call site] 00109
6 parse_rtp_rtcp_vals [function] [call site] 00110
7 rtpp_parse_rtp_rtcp_val [function] [call site] 00111
8 atoi_safe [function] [call site] 00112
8 atoi_safe_sep [function] [call site] 00113
8 atoi_safe [function] [call site] 00114
6 parse_rtp_rtcp_vals [function] [call site] 00115
6 atoi_safe [function] [call site] 00116
6 rtpp_rzmalloc [function] [call site] 00117
5 rtpp_command_ul_look_subc_parse [function] [call site] 00118
6 rtpp_command_ul_subc_pre_parse [function] [call site] 00119
6 rtpp_rzmalloc [function] [call site] 00120
6 rtpp_command_ul_opts_parse_inner [function] [call site] 00121
6 rtpp_command_ul_opts_free [function] [call site] 00122
5 rtpp_command_ul_copy_subc_parse [function] [call site] 00123
6 rtpp_rzmalloc [function] [call site] 00124
6 rtpp_command_ul_copy_subc_pre_parse [function] [call site] 00125
4 rtpp_command_ul_opts_free [function] [call site] 00126
4 handle_delete [function] [call site] 00127
5 do_delete [function] [call site] 00128
6 rtpp_cmd_delete_ematch [function] [call site] 00129
7 compare_session_tags [function] [call site] 00130
8 memcmp [call site] 00131
8 strtoul [call site] 00132
7 compare_session_tags [function] [call site] 00133
4 handle_record [function] [call site] 00134
5 rtpp_cmd_record_ematch [function] [call site] 00135
6 compare_session_tags [function] [call site] 00136
6 compare_session_tags [function] [call site] 00137
6 handle_copy [function] [call site] 00138
7 strncmp [call site] 00139
7 rtpp_record_ctor [function] [call site] 00140
8 strncmp [call site] 00141
8 rtpp_rzmalloc [function] [call site] 00142
8 pthread_mutex_init [call site] 00143
8 ropen_remote_ctor_pa [function] [call site] 00144
9 atoi [call site] 00145
9 snprintf [call site] 00146
9 resolve [function] [call site] 00147
9 gai_strerror [call site] 00148
9 connect [call site] 00149
8 rtpp_record_close [function] [call site] 00150
9 flush_rbuf [function] [call site] 00151
10 write [call site] 00152
10 close [call site] 00153
9 close [call site] 00154
9 unlink [call site] 00155
9 rename [call site] 00156
9 pthread_mutex_destroy [call site] 00157
8 sprintf [call site] 00158
8 sprintf [call site] 00159
8 sprintf [call site] 00160
8 sprintf [call site] 00161
8 open [call site] 00162
8 write [call site] 00163
8 rtpp_record_close [function] [call site] 00164
8 close [call site] 00165
8 pthread_mutex_destroy [call site] 00166
7 __assert_fail [call site] 00167
7 get_args4remote [function] [call site] 00168
8 strlcpy [function] [call site] 00169
8 strrchr [call site] 00170
8 rtpp_create_listener [function] [call site] 00171
9 create_twinlistener [function] [call site] 00172
10 create_listener [function] [call site] 00173
11 rtpp_socket_ctor [function] [call site] 00174
12 rtpp_rzmalloc [function] [call site] 00175
12 socket [call site] 00176
12 setsockopt [call site] 00177
12 rtpp_socket_dtor [function] [call site] 00178
13 shutdown [call site] 00179
13 close [call site] 00180
12 rtpp_wref_ctor [function] [call site] 00181
13 rtpp_rzmalloc [function] [call site] 00182
12 rtpp_wref_ctor [function] [call site] 00183
11 htons [call site] 00184
11 __errno_location [call site] 00185
7 rtpp_record_ctor [function] [call site] 00186
7 rtpp_record_ctor [function] [call site] 00187
4 handle_norecord [function] [call site] 00188
5 rtpp_cmd_norecord_ematch [function] [call site] 00189
6 compare_session_tags [function] [call site] 00190
6 compare_session_tags [function] [call site] 00191
6 handle_stop_record [function] [call site] 00192
7 __assert_fail [call site] 00193
6 handle_stop_record [function] [call site] 00194
4 find_stream [function] [call site] 00195
5 rtpp_session_ematch [function] [call site] 00196
6 memcmp [call site] 00197
6 compare_session_tags [function] [call site] 00198
6 strrchr [call site] 00199
6 strrchr [call site] 00200
6 strcmp [call site] 00201
4 rtpp_command_ul_opts_free [function] [call site] 00202
4 ul_reply_port [function] [call site] 00203
5 __assert_fail [call site] 00204
5 ishostnull [function] [call site] 00205
5 __assert_fail [call site] 00206
5 __assert_fail [call site] 00207
5 __assert_fail [call site] 00208
5 __assert_fail [call site] 00209
4 rtpp_command_play_opts_free [function] [call site] 00210
4 rtpp_command_play_handle [function] [call site] 00211
5 strcmp [call site] 00212
5 rtpp_command_play_opts_free [function] [call site] 00213
4 handle_copy [function] [call site] 00214
4 handle_query [function] [call site] 00215
5 handle_query_simple [function] [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 strcmp [call site] 00223
5 strcmp [call site] 00224
5 strcmp [call site] 00225
5 strcmp [call site] 00226
5 strcmp [call site] 00227
5 strcmp [call site] 00228
5 strcmp [call site] 00229
5 strcmp [call site] 00230
5 __assert_fail [call site] 00231
5 __assert_fail [call site] 00232
5 __assert_fail [call site] 00233
4 rtpp_command_ul_handle [function] [call site] 00234
5 rtpp_command_ul_handle_impl [function] [call site] 00235
6 rtpp_stream_has_packetport [function] [call site] 00236
7 pthread_mutex_lock [call site] 00237
7 pthread_mutex_unlock [call site] 00238
6 rtpp_create_listener [function] [call site] 00239
6 rtpp_session_ctor [function] [call site] 00240
7 rtpp_log_ctor [function] [call site] 00241
8 rtpp_rzmalloc [function] [call site] 00242
8 rtpp_log_obj_dtor [function] [call site] 00243
9 _rtpp_log_close [function] [call site] 00244
7 rtpp_create_listener [function] [call site] 00245
7 rtpp_rzmalloc [function] [call site] 00246
7 rtpp_pipe_ctor [function] [call site] 00247
8 rtpp_rzmalloc [function] [call site] 00248
8 rtpp_stream_ctor [function] [call site] 00249
9 rtpp_rzmalloc [function] [call site] 00250
9 pthread_mutex_init [call site] 00251
9 pthread_mutex_destroy [call site] 00252
9 rtpp_analyzer_ctor [function] [call site] 00253
10 rtpp_stats_init [function] [call site] 00254
11 rtp_analyze_jt_ctor [function] [call site] 00255
12 rtpp_zmalloc [function] [call site] 00256
12 rtp_analyze_jdata_ctor [function] [call site] 00257
13 rtpp_zmalloc [function] [call site] 00258
13 rtpp_ringbuf_ctor [function] [call site] 00259
14 rtpp_rzmalloc [function] [call site] 00260
14 rtpp_zmalloc [function] [call site] 00261
14 rtpp_ringbuf_dtor [function] [call site] 00262
10 rtpp_analyzer_dtor [function] [call site] 00263
11 rtpp_stats_destroy [function] [call site] 00264
12 rtp_analyze_jt_destroy [function] [call site] 00265
9 rtpp_pcnt_strm_ctor [function] [call site] 00266
10 rtpp_rzmalloc [function] [call site] 00267
10 pthread_mutex_init [call site] 00268
10 rtpp_pcnt_strm_dtor [function] [call site] 00269
11 pthread_mutex_destroy [call site] 00270
9 rtpp_netaddr_ctor [function] [call site] 00271
10 rtpp_rzmalloc [function] [call site] 00272
10 pthread_mutex_init [call site] 00273
10 rtpp_netaddr_dtor [function] [call site] 00274
11 pthread_mutex_destroy [call site] 00275
9 rtpp_netaddr_ctor [function] [call site] 00276
9 rtpp_wref_ctor [function] [call site] 00277
9 rtpp_stream_dtor [function] [call site] 00278
10 _rtpp_stream_get_actor [function] [call site] 00279
10 snprintf [call site] 00280
10 rtp_resizer_free [function] [call site] 00281
8 rtpp_pcount_ctor [function] [call site] 00282
9 rtpp_rzmalloc [function] [call site] 00283
9 rtpp_pcount_dtor [function] [call site] 00284
8 rtpp_pipe_dtor [function] [call site] 00285
7 rtpp_pipe_ctor [function] [call site] 00286
7 rtpp_acct_ctor [function] [call site] 00287
8 rtpp_rzmalloc [function] [call site] 00288
8 rtpp_acct_dtor [function] [call site] 00289
7 _rtpp_str_dup2_sf [function] [call site] 00290
8 _rtpp_str_dup2 [function] [call site] 00291
7 _rtpp_str_dup2_sf [function] [call site] 00292
7 memchr [call site] 00293
7 _rtpp_str_dup2_sc [function] [call site] 00294
8 _rtpp_str_dup2 [function] [call site] 00295
7 rtpp_ttl_ctor [function] [call site] 00296
8 rtpp_ttl_dtor [function] [call site] 00297
7 rtpp_session_dtor [function] [call site] 00298
8 rtpp_timestamp_get [function] [call site] 00299
9 _getdtime [function] [call site] 00300
10 clock_gettime [call site] 00301
9 _getdtime [function] [call site] 00302
6 handle_nomem [function] [call site] 00303
6 handle_nomem [function] [call site] 00304
6 rtpp_rlim_max [function] [call site] 00305
6 rtpp_rlim_max [function] [call site] 00306
6 handle_nomem [function] [call site] 00307
6 handle_copy [function] [call site] 00308
6 handle_copy [function] [call site] 00309
6 rtpp_timeout_data_ctor [function] [call site] 00310
7 rtpp_rzmalloc [function] [call site] 00311
6 rtp_resizer_set_ptime [function] [call site] 00312
7 rtp_resizer_get_ptime [function] [call site] 00313
6 rtp_resizer_new [function] [call site] 00314
7 rtpp_zmalloc [function] [call site] 00315
7 rtp_resizer_set_ptime [function] [call site] 00316
6 rtp_resizer_free [function] [call site] 00317
6 rtpp_stream_has_packetport [function] [call site] 00318
6 ul_reply_port [function] [call site] 00319
4 rtpp_command_ul_opts_free [function] [call site] 00320
4 abort [call site] 00321
3 __assert_fail [call site] 00322
3 __assert_fail [call site] 00323
3 __assert_fail [call site] 00324
1 __assert_fail [call site] 00325
1 rfz_get_chunk [function] [call site] 00326
1 proc_foreach [function] [call site] 00327
2 rtp_packet_alloc [function] [call site] 00328
3 rtpp_rzmalloc [function] [call site] 00329
1 sem_wait [call site] 00330
1 ExecuteRTPPCommand [function] [call site] 00331
1 __assert_fail [call site] 00332