Fuzz introspector: fuzz-h264
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
8 140 pj_pool_alloc_from_block call site: 00140 pj_pool_allocate_find
5 38 pj_ansi_strxcpy call site: 00038 pj_ansi_strxcpy
5 184 pj_pool_destroy_int call site: 00184 pj_log_4
4 50 pj_thread_this call site: 00050 pj_thread_get_name
2 8 pj_log_init call site: 00008 pj_thread_local_free
2 12 pj_log_init call site: 00012 pj_thread_local_free
2 23 pj_thread_local_get call site: 00023 pj_log_4
1 33 pj_gettimeofday call site: 00033 __errno_location
1 36 pj_time_decode call site: 00036 pj_ansi_strxcpy
1 48 pj_log call site: 00048 pj_thread_this
1 58 log_get_raw_indent call site: 00058 pj_memset
1 60 pj_log call site: 00060 snprintf

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 calloc [call site] 00001
1 calloc [call site] 00002
1 pj_init [function] [call site] 00003
2 pj_log_init [function] [call site] 00004
3 pj_thread_local_alloc [function] [call site] 00005
4 __assert_fail [call site] 00006
4 pthread_key_create [call site] 00007
3 pj_thread_local_alloc [function] [call site] 00008
3 pj_thread_local_free [function] [call site] 00009
4 pthread_key_delete [call site] 00010
3 pj_atexit [function] [call site] 00011
3 logging_shutdown [function] [call site] 00012
4 pj_thread_local_free [function] [call site] 00013
4 pj_thread_local_free [function] [call site] 00014
3 pj_log_get_decor [function] [call site] 00015
3 pj_log_set_decor [function] [call site] 00016
2 pj_thread_init [function] [call site] 00017
3 pj_thread_local_alloc [function] [call site] 00018
3 pj_thread_register [function] [call site] 00019
4 pj_str [function] [call site] 00020
5 strlen [call site] 00021
4 pj_thread_local_get [function] [call site] 00022
5 pthread_getspecific [call site] 00023
4 pj_log_get_level [function] [call site] 00024
4 pj_log_4 [function] [call site] 00025
5 pj_log [function] [call site] 00026
6 is_logging_suspended [function] [call site] 00027
7 pj_thread_local_get [function] [call site] 00028
6 suspend_logging [function] [call site] 00029
7 pj_thread_local_set [function] [call site] 00030
8 pthread_setspecific [call site] 00031
6 pj_gettimeofday [function] [call site] 00032
7 gettimeofday [call site] 00033
7 __errno_location [call site] 00034
6 pj_time_decode [function] [call site] 00035
7 localtime_r [call site] 00036
6 pj_ansi_strxcpy [function] [call site] 00037
7 __assert_fail [call site] 00038
6 pj_ansi_strxcpy [function] [call site] 00039
6 pj_utoa [function] [call site] 00040
7 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 pj_utoa_pad [function] [call site] 00046
6 pj_utoa_pad [function] [call site] 00047
6 strlen [call site] 00048
6 pj_thread_this [function] [call site] 00049
7 pj_thread_local_get [function] [call site] 00050
7 __assert_fail [call site] 00051
6 pj_thread_get_name [function] [call site] 00052
7 __assert_fail [call site] 00053
6 strlen [call site] 00054
6 pj_thread_this [function] [call site] 00055
6 pj_log_get_indent [function] [call site] 00056
7 log_get_raw_indent [function] [call site] 00057
8 pj_thread_local_get [function] [call site] 00058
6 pj_memset [function] [call site] 00059
6 vsnprintf [call site] 00060
6 snprintf [call site] 00061
6 resume_logging [function] [call site] 00062
7 pj_thread_local_set [function] [call site] 00063
4 pthread_self [call site] 00064
4 __assert_fail [call site] 00065
4 pj_bzero [function] [call site] 00066
4 pthread_self [call site] 00067
4 pj_strlen [function] [call site] 00068
4 snprintf [call site] 00069
4 snprintf [call site] 00070
4 pj_thread_local_set [function] [call site] 00071
4 pj_bzero [function] [call site] 00072
2 init_mutex [function] [call site] 00073
3 pthread_mutexattr_init [call site] 00074
3 pthread_mutexattr_settype [call site] 00075
3 pthread_mutexattr_settype [call site] 00076
3 pthread_mutex_init [call site] 00077
3 pthread_mutexattr_destroy [call site] 00078
3 pthread_mutex_destroy [call site] 00079
3 strchr [call site] 00080
3 snprintf [call site] 00081
3 pj_ansi_strxcpy [function] [call site] 00082
2 pj_exception_id_alloc [function] [call site] 00083
3 pj_enter_critical_section [function] [call site] 00084
4 pj_mutex_lock [function] [call site] 00085
5 __assert_fail [call site] 00086
5 pthread_mutex_lock [call site] 00087
5 pj_thread_this [function] [call site] 00088
5 pj_ansi_strxcpy [function] [call site] 00089
3 pj_leave_critical_section [function] [call site] 00090
4 pj_mutex_unlock [function] [call site] 00091
5 __assert_fail [call site] 00092
5 pj_thread_this [function] [call site] 00093
5 __assert_fail [call site] 00094
5 pthread_mutex_unlock [call site] 00095
3 pj_leave_critical_section [function] [call site] 00096
2 pj_generate_unique_string [function] [call site] 00097
3 pj_enter_critical_section [function] [call site] 00098
3 init_guid_chars [function] [call site] 00099
3 pj_leave_critical_section [function] [call site] 00100
3 pj_rand [function] [call site] 00101
4 rand [call site] 00102
2 pj_get_timestamp [function] [call site] 00103
3 clock_gettime [call site] 00104
3 __errno_location [call site] 00105
2 __assert_fail [call site] 00106
2 pj_log_get_level [function] [call site] 00107
2 pj_log_4 [function] [call site] 00108
1 pj_caching_pool_init [function] [call site] 00109
2 pj_bzero [function] [call site] 00110
2 pj_list_init [function] [call site] 00111
2 pj_list_init [function] [call site] 00112
2 pj_memcpy [function] [call site] 00113
2 pj_pool_create_on_buf [function] [call site] 00114
3 __assert_fail [call site] 00115
3 pool_buf_initialize [function] [call site] 00116
4 pj_atexit [function] [call site] 00117
4 pool_buf_cleanup [function] [call site] 00118
5 pj_thread_local_free [function] [call site] 00119
4 pj_thread_local_alloc [function] [call site] 00120
3 pj_thread_local_set [function] [call site] 00121
3 pj_pool_create_int [function] [call site] 00122
4 __assert_fail [call site] 00123
4 __assert_fail [call site] 00124
4 pj_bzero [function] [call site] 00125
4 pj_list_init [function] [call site] 00126
4 pj_list_insert_after [function] [call site] 00127
4 pj_pool_init_int [function] [call site] 00128
5 __assert_fail [call site] 00129
5 strchr [call site] 00130
5 snprintf [call site] 00131
5 pj_ansi_strxcpy [function] [call site] 00132
2 pj_lock_create_simple_mutex [function] [call site] 00133
3 create_mutex_lock [function] [call site] 00134
4 __assert_fail [call site] 00135
4 pj_pool_alloc [function] [call site] 00136
5 pj_pool_aligned_alloc [function] [call site] 00137
6 __assert_fail [call site] 00138
6 pj_pool_alloc_from_block [function] [call site] 00139
7 __assert_fail [call site] 00140
6 pj_pool_allocate_find [function] [call site] 00141
7 __assert_fail [call site] 00142
7 pj_pool_alloc_from_block [function] [call site] 00143
7 pj_pool_create_block [function] [call site] 00144
8 __assert_fail [call site] 00145
8 pj_list_insert_after [function] [call site] 00146
7 pj_pool_alloc_from_block [function] [call site] 00147
7 __assert_fail [call site] 00148
4 pj_memcpy [function] [call site] 00149
4 pj_mutex_create [function] [call site] 00150
5 __assert_fail [call site] 00151
5 pj_pool_alloc [function] [call site] 00152
5 __assert_fail [call site] 00153
5 init_mutex [function] [call site] 00154
2 __assert_fail [call site] 00155
1 pj_log_set_level [function] [call site] 00156
1 h264_unpacketizer [function] [call site] 00157
2 pj_pool_create [function] [call site] 00158
3 pj_pool_aligned_create [function] [call site] 00159
2 pj_bzero [function] [call site] 00160
2 pjmedia_h264_packetizer_create [function] [call site] 00161
3 pj_pool_zalloc [function] [call site] 00162
4 pj_pool_calloc [function] [call site] 00163
5 pj_pool_alloc [function] [call site] 00164
5 pj_bzero [function] [call site] 00165
3 pj_memcpy [function] [call site] 00166
2 pjmedia_h264_unpacketize [function] [call site] 00167
3 __assert_fail [call site] 00168
3 pj_memcpy [function] [call site] 00169
3 pj_memcpy [function] [call site] 00170
3 __assert_fail [call site] 00171
3 pj_memcpy [function] [call site] 00172
3 pj_memcpy [function] [call site] 00173
3 __assert_fail [call site] 00174
3 pj_memcpy [function] [call site] 00175
3 __assert_fail [call site] 00176
3 pj_memcpy [function] [call site] 00177
2 pj_pool_release [function] [call site] 00178
1 pj_caching_pool_destroy [function] [call site] 00179
2 pj_list_erase [function] [call site] 00180
3 pj_link_node [function] [call site] 00181
3 pj_list_init [function] [call site] 00182
2 pj_pool_destroy_int [function] [call site] 00183
3 reset_pool [function] [call site] 00184
4 pj_list_erase [function] [call site] 00185
2 pj_list_erase [function] [call site] 00186
2 pj_log_get_level [function] [call site] 00187
2 pj_log_4 [function] [call site] 00188
2 pj_pool_destroy_int [function] [call site] 00189
2 pj_lock_destroy [function] [call site] 00190
3 __assert_fail [call site] 00191
2 pj_lock_create_null_mutex [function] [call site] 00192
3 __assert_fail [call site] 00193