Fuzz introspector: fuzz-rtp
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
5 36 pj_ansi_strxcpy call site: 00036 pj_ansi_strxcpy
4 48 pj_thread_this call site: 00048 pj_thread_get_name
4 301 reset_pool call site: 00301 pj_log_4
3 264 pjmedia_jbuf_put_frame3 call site: 00264 jbuf_calculate_jitter
2 6 pj_log_init call site: 00006 pj_thread_local_free
2 10 pj_log_init call site: 00010 pj_thread_local_free
2 21 pj_thread_local_get call site: 00021 pj_log_4
2 279 pjmedia_jbuf_get_frame3 call site: 00279 jb_framelist_remove_head
1 31 pj_gettimeofday call site: 00031 __errno_location
1 34 pj_time_decode call site: 00034 pj_ansi_strxcpy
1 46 pj_log call site: 00046 pj_thread_this
1 56 log_get_raw_indent call site: 00056 pj_memset

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 pj_init [function] [call site] 00001
2 pj_log_init [function] [call site] 00002
3 pj_thread_local_alloc [function] [call site] 00003
4 __assert_fail [call site] 00004
4 pthread_key_create [call site] 00005
3 pj_thread_local_alloc [function] [call site] 00006
3 pj_thread_local_free [function] [call site] 00007
4 pthread_key_delete [call site] 00008
3 pj_atexit [function] [call site] 00009
3 logging_shutdown [function] [call site] 00010
4 pj_thread_local_free [function] [call site] 00011
4 pj_thread_local_free [function] [call site] 00012
3 pj_log_get_decor [function] [call site] 00013
3 pj_log_set_decor [function] [call site] 00014
2 pj_thread_init [function] [call site] 00015
3 pj_thread_local_alloc [function] [call site] 00016
3 pj_thread_register [function] [call site] 00017
4 pj_str [function] [call site] 00018
5 strlen [call site] 00019
4 pj_thread_local_get [function] [call site] 00020
5 pthread_getspecific [call site] 00021
4 pj_log_get_level [function] [call site] 00022
4 pj_log_4 [function] [call site] 00023
5 pj_log [function] [call site] 00024
6 is_logging_suspended [function] [call site] 00025
7 pj_thread_local_get [function] [call site] 00026
6 suspend_logging [function] [call site] 00027
7 pj_thread_local_set [function] [call site] 00028
8 pthread_setspecific [call site] 00029
6 pj_gettimeofday [function] [call site] 00030
7 gettimeofday [call site] 00031
7 __errno_location [call site] 00032
6 pj_time_decode [function] [call site] 00033
7 localtime_r [call site] 00034
6 pj_ansi_strxcpy [function] [call site] 00035
7 __assert_fail [call site] 00036
6 pj_ansi_strxcpy [function] [call site] 00037
6 pj_utoa [function] [call site] 00038
7 pj_utoa_pad [function] [call site] 00039
6 pj_utoa_pad [function] [call site] 00040
6 pj_utoa_pad [function] [call site] 00041
6 pj_utoa_pad [function] [call site] 00042
6 pj_utoa_pad [function] [call site] 00043
6 pj_utoa_pad [function] [call site] 00044
6 pj_utoa_pad [function] [call site] 00045
6 strlen [call site] 00046
6 pj_thread_this [function] [call site] 00047
7 pj_thread_local_get [function] [call site] 00048
7 __assert_fail [call site] 00049
6 pj_thread_get_name [function] [call site] 00050
7 __assert_fail [call site] 00051
6 strlen [call site] 00052
6 pj_thread_this [function] [call site] 00053
6 pj_log_get_indent [function] [call site] 00054
7 log_get_raw_indent [function] [call site] 00055
8 pj_thread_local_get [function] [call site] 00056
6 pj_memset [function] [call site] 00057
6 vsnprintf [call site] 00058
6 snprintf [call site] 00059
6 resume_logging [function] [call site] 00060
7 pj_thread_local_set [function] [call site] 00061
4 pthread_self [call site] 00062
4 __assert_fail [call site] 00063
4 pj_bzero [function] [call site] 00064
4 pthread_self [call site] 00065
4 pj_strlen [function] [call site] 00066
4 snprintf [call site] 00067
4 snprintf [call site] 00068
4 pj_thread_local_set [function] [call site] 00069
4 pj_bzero [function] [call site] 00070
2 init_mutex [function] [call site] 00071
3 pthread_mutexattr_init [call site] 00072
3 pthread_mutexattr_settype [call site] 00073
3 pthread_mutexattr_settype [call site] 00074
3 pthread_mutex_init [call site] 00075
3 pthread_mutexattr_destroy [call site] 00076
3 pthread_mutex_destroy [call site] 00077
3 strchr [call site] 00078
3 snprintf [call site] 00079
3 pj_ansi_strxcpy [function] [call site] 00080
2 pj_exception_id_alloc [function] [call site] 00081
3 pj_enter_critical_section [function] [call site] 00082
4 pj_mutex_lock [function] [call site] 00083
5 __assert_fail [call site] 00084
5 pthread_mutex_lock [call site] 00085
5 pj_thread_this [function] [call site] 00086
5 pj_ansi_strxcpy [function] [call site] 00087
3 pj_leave_critical_section [function] [call site] 00088
4 pj_mutex_unlock [function] [call site] 00089
5 __assert_fail [call site] 00090
5 pj_thread_this [function] [call site] 00091
5 __assert_fail [call site] 00092
5 pthread_mutex_unlock [call site] 00093
3 pj_leave_critical_section [function] [call site] 00094
2 pj_generate_unique_string [function] [call site] 00095
3 pj_enter_critical_section [function] [call site] 00096
3 init_guid_chars [function] [call site] 00097
3 pj_leave_critical_section [function] [call site] 00098
3 pj_rand [function] [call site] 00099
4 rand [call site] 00100
2 pj_get_timestamp [function] [call site] 00101
3 clock_gettime [call site] 00102
3 __errno_location [call site] 00103
2 __assert_fail [call site] 00104
2 pj_log_get_level [function] [call site] 00105
2 pj_log_4 [function] [call site] 00106
1 pj_caching_pool_init [function] [call site] 00107
2 pj_bzero [function] [call site] 00108
2 pj_list_init [function] [call site] 00109
2 pj_list_init [function] [call site] 00110
2 pj_memcpy [function] [call site] 00111
2 pj_pool_create_on_buf [function] [call site] 00112
3 __assert_fail [call site] 00113
3 pool_buf_initialize [function] [call site] 00114
4 pj_atexit [function] [call site] 00115
4 pool_buf_cleanup [function] [call site] 00116
5 pj_thread_local_free [function] [call site] 00117
4 pj_thread_local_alloc [function] [call site] 00118
3 pj_thread_local_set [function] [call site] 00119
3 pj_pool_create_int [function] [call site] 00120
4 __assert_fail [call site] 00121
4 __assert_fail [call site] 00122
4 pj_bzero [function] [call site] 00123
4 pj_list_init [function] [call site] 00124
4 pj_list_insert_after [function] [call site] 00125
4 pj_pool_init_int [function] [call site] 00126
5 __assert_fail [call site] 00127
5 strchr [call site] 00128
5 snprintf [call site] 00129
5 pj_ansi_strxcpy [function] [call site] 00130
2 pj_lock_create_simple_mutex [function] [call site] 00131
3 create_mutex_lock [function] [call site] 00132
4 __assert_fail [call site] 00133
4 pj_pool_alloc [function] [call site] 00134
5 pj_pool_aligned_alloc [function] [call site] 00135
6 __assert_fail [call site] 00136
6 pj_pool_alloc_from_block [function] [call site] 00137
7 __assert_fail [call site] 00138
6 pj_pool_allocate_find [function] [call site] 00139
7 __assert_fail [call site] 00140
7 pj_pool_alloc_from_block [function] [call site] 00141
7 pj_pool_create_block [function] [call site] 00142
8 __assert_fail [call site] 00143
8 pj_list_insert_after [function] [call site] 00144
7 pj_pool_alloc_from_block [function] [call site] 00145
7 __assert_fail [call site] 00146
4 pj_memcpy [function] [call site] 00147
4 pj_mutex_create [function] [call site] 00148
5 __assert_fail [call site] 00149
5 pj_pool_alloc [function] [call site] 00150
5 __assert_fail [call site] 00151
5 init_mutex [function] [call site] 00152
2 __assert_fail [call site] 00153
1 pj_log_set_level [function] [call site] 00154
1 rtp_test [function] [call site] 00155
2 setup_rtp_session_config [function] [call site] 00156
2 pj_pool_create [function] [call site] 00157
3 pj_pool_aligned_create [function] [call site] 00158
2 pjmedia_rtp_session_init [function] [call site] 00159
3 pj_log_get_level [function] [call site] 00160
3 pj_log_5 [function] [call site] 00161
4 pj_log [function] [call site] 00162
3 pj_rand [function] [call site] 00163
3 pj_htonl [function] [call site] 00164
4 htonl [call site] 00165
3 pj_htonl [function] [call site] 00166
3 pj_bzero [function] [call site] 00167
3 pj_rand [function] [call site] 00168
3 pj_htons [function] [call site] 00169
4 htons [call site] 00170
3 pj_rand [function] [call site] 00171
2 pj_pool_release [function] [call site] 00172
2 test_decode_basic [function] [call site] 00173
3 pjmedia_rtp_decode_rtp [function] [call site] 00174
4 pjmedia_rtp_decode_rtp2 [function] [call site] 00175
5 pj_ntohs [function] [call site] 00176
6 ntohs [call site] 00177
3 pjmedia_rtp_session_update [function] [call site] 00178
4 pjmedia_rtp_session_update2 [function] [call site] 00179
5 __assert_fail [call site] 00180
5 pj_ntohl [function] [call site] 00181
6 ntohl [call site] 00182
5 pj_ntohl [function] [call site] 00183
5 pj_ntohl [function] [call site] 00184
5 pj_ntohs [function] [call site] 00185
5 pjmedia_rtp_seq_init [function] [call site] 00186
6 pjmedia_rtp_seq_restart [function] [call site] 00187
5 pj_ntohs [function] [call site] 00188
5 pjmedia_rtp_seq_update [function] [call site] 00189
6 pjmedia_rtp_seq_restart [function] [call site] 00190
3 pjmedia_rtp_session_update2 [function] [call site] 00191
2 test_decode_extended [function] [call site] 00192
3 pjmedia_rtp_decode_rtp2 [function] [call site] 00193
3 pjmedia_rtp_session_update [function] [call site] 00194
3 pj_ntohs [function] [call site] 00195
3 pj_ntohs [function] [call site] 00196
2 test_encode_roundtrip [function] [call site] 00197
3 pjmedia_rtp_encode_rtp [function] [call site] 00198
4 pj_ntohl [function] [call site] 00199
4 pj_htonl [function] [call site] 00200
4 pj_htons [function] [call site] 00201
3 pjmedia_rtp_decode_rtp [function] [call site] 00202
3 pjmedia_rtp_session_update [function] [call site] 00203
2 test_multiple_packets [function] [call site] 00204
3 pj_str [function] [call site] 00205
3 pjmedia_jbuf_create [function] [call site] 00206
4 pj_pool_zalloc [function] [call site] 00207
5 pj_pool_calloc [function] [call site] 00208
6 pj_pool_alloc [function] [call site] 00209
6 pj_bzero [function] [call site] 00210
4 jb_framelist_init [function] [call site] 00211
5 __assert_fail [call site] 00212
5 pj_bzero [function] [call site] 00213
5 pj_pool_alloc [function] [call site] 00214
5 pj_pool_alloc [function] [call site] 00215
5 pj_pool_alloc [function] [call site] 00216
5 pj_pool_alloc [function] [call site] 00217
5 pj_pool_alloc [function] [call site] 00218
5 jb_framelist_reset [function] [call site] 00219
6 pj_memset [function] [call site] 00220
6 pj_bzero [function] [call site] 00221
4 pj_strdup_with_null [function] [call site] 00222
5 __assert_fail [call site] 00223
5 pj_pool_alloc [function] [call site] 00224
5 pj_memcpy [function] [call site] 00225
4 pj_math_stat_init [function] [call site] 00226
5 pj_bzero [function] [call site] 00227
4 pj_math_stat_init [function] [call site] 00228
4 pjmedia_jbuf_set_discard [function] [call site] 00229
5 __assert_fail [call site] 00230
5 __assert_fail [call site] 00231
4 pjmedia_jbuf_reset [function] [call site] 00232
5 jb_framelist_reset [function] [call site] 00233
5 pj_log_get_level [function] [call site] 00234
5 pj_log_5 [function] [call site] 00235
3 pjmedia_jbuf_set_adaptive [function] [call site] 00236
4 __assert_fail [call site] 00237
4 __assert_fail [call site] 00238
3 pjmedia_rtp_decode_rtp [function] [call site] 00239
3 pjmedia_rtp_session_update [function] [call site] 00240
3 pj_ntohs [function] [call site] 00241
3 pjmedia_jbuf_put_frame [function] [call site] 00242
4 pjmedia_jbuf_put_frame3 [function] [call site] 00243
5 jb_framelist_eff_size [function] [call site] 00244
5 pj_log_get_level [function] [call site] 00245
5 pj_log_4 [function] [call site] 00246
5 jb_framelist_put_at [function] [call site] 00247
6 __assert_fail [call site] 00248
6 jb_framelist_reset [function] [call site] 00249
6 __assert_fail [call site] 00250
6 jb_framelist_reset [function] [call site] 00251
6 pj_memcpy [function] [call site] 00252
5 jb_framelist_origin [function] [call site] 00253
5 __assert_fail [call site] 00254
5 jb_framelist_remove_head [function] [call site] 00255
6 __assert_fail [call site] 00256
6 pj_memset [function] [call site] 00257
6 pj_bzero [function] [call site] 00258
6 __assert_fail [call site] 00259
6 pj_memset [function] [call site] 00260
6 pj_bzero [function] [call site] 00261
5 jb_framelist_put_at [function] [call site] 00262
5 jb_framelist_eff_size [function] [call site] 00263
5 jbuf_update [function] [call site] 00264
6 jbuf_calculate_jitter [function] [call site] 00265
7 jb_framelist_eff_size [function] [call site] 00266
7 pj_math_stat_update [function] [call site] 00267
3 pjmedia_jbuf_put_frame2 [function] [call site] 00268
4 pjmedia_jbuf_put_frame3 [function] [call site] 00269
3 pjmedia_jbuf_reset [function] [call site] 00270
3 pjmedia_jbuf_get_state [function] [call site] 00271
4 __assert_fail [call site] 00272
4 jb_framelist_eff_size [function] [call site] 00273
4 pj_math_stat_get_stddev [function] [call site] 00274
5 pj_isqrt [function] [call site] 00275
3 pjmedia_jbuf_get_state [function] [call site] 00276
3 pjmedia_jbuf_get_frame3 [function] [call site] 00277
4 jb_framelist_eff_size [function] [call site] 00278
4 jb_framelist_get [function] [call site] 00279
5 jb_framelist_remove_head [function] [call site] 00280
5 __assert_fail [call site] 00281
5 pj_memcpy [function] [call site] 00282
5 pj_bzero [function] [call site] 00283
4 jb_framelist_eff_size [function] [call site] 00284
4 pj_math_stat_update [function] [call site] 00285
4 jbuf_update [function] [call site] 00286
3 pjmedia_jbuf_destroy [function] [call site] 00287
4 pj_log_get_level [function] [call site] 00288
4 jb_framelist_size [function] [call site] 00289
4 jb_framelist_eff_size [function] [call site] 00290
4 pj_math_stat_get_stddev [function] [call site] 00291
4 pj_log_5 [function] [call site] 00292
4 jb_framelist_destroy [function] [call site] 00293
2 pj_pool_release [function] [call site] 00294
1 pj_caching_pool_destroy [function] [call site] 00295
2 pj_list_erase [function] [call site] 00296
3 pj_link_node [function] [call site] 00297
3 pj_list_init [function] [call site] 00298
2 pj_pool_destroy_int [function] [call site] 00299
3 reset_pool [function] [call site] 00300
4 pj_list_erase [function] [call site] 00301
2 pj_list_erase [function] [call site] 00302
2 pj_log_get_level [function] [call site] 00303
2 pj_log_4 [function] [call site] 00304
2 pj_pool_destroy_int [function] [call site] 00305
2 pj_lock_destroy [function] [call site] 00306
3 __assert_fail [call site] 00307
2 pj_lock_create_null_mutex [function] [call site] 00308
3 __assert_fail [call site] 00309
2 __assert_fail [call site] 00310