Fuzz introspector: opj_decompress_fuzzer_J2K
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
238 0 EP call site: 00000 opj_create_decompress

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 memcmp [call site] 00001
1 opj_create_decompress [function] [call site] 00002
2 opj_calloc [function] [call site] 00003
3 calloc [call site] 00004
2 opj_j2k_create_decompress [function] [call site] 00005
3 opj_calloc [function] [call site] 00006
3 opj_calloc [function] [call site] 00007
3 opj_calloc [function] [call site] 00008
3 opj_j2k_create_cstr_index [function] [call site] 00009
4 opj_calloc [function] [call site] 00010
4 opj_calloc [function] [call site] 00011
4 opj_free [function] [call site] 00012
3 opj_procedure_list_create [function] [call site] 00013
4 opj_calloc [function] [call site] 00014
4 opj_calloc [function] [call site] 00015
4 opj_free [function] [call site] 00016
3 opj_procedure_list_create [function] [call site] 00017
3 opj_j2k_get_default_thread_count [function] [call site] 00018
4 getenv [call site] 00019
4 opj_has_thread_support [function] [call site] 00020
4 opj_get_num_cpus [function] [call site] 00021
5 sysconf [call site] 00022
4 strcmp [call site] 00023
4 atoi [function] [call site] 00024
5 strtol [call site] 00025
3 opj_thread_pool_create [function] [call site] 00026
4 opj_calloc [function] [call site] 00027
4 opj_tls_new [function] [call site] 00028
5 opj_calloc [function] [call site] 00029
4 opj_free [function] [call site] 00030
4 opj_mutex_create [function] [call site] 00031
5 opj_calloc [function] [call site] 00032
5 pthread_mutex_init [call site] 00033
5 opj_free [function] [call site] 00034
4 opj_free [function] [call site] 00035
4 opj_thread_pool_setup [function] [call site] 00036
5 opj_cond_create [function] [call site] 00037
6 opj_malloc [function] [call site] 00038
6 pthread_cond_init [call site] 00039
6 opj_free [function] [call site] 00040
5 opj_calloc [function] [call site] 00041
5 opj_mutex_create [function] [call site] 00042
5 opj_cond_create [function] [call site] 00043
5 opj_mutex_destroy [function] [call site] 00044
6 pthread_mutex_destroy [call site] 00045
6 opj_free [function] [call site] 00046
5 opj_thread_create [function] [call site] 00047
6 opj_malloc [function] [call site] 00048
6 pthread_attr_init [call site] 00049
6 pthread_attr_setdetachstate [call site] 00050
6 pthread_create [call site] 00051
6 opj_thread_callback_adapter [function] [call site] 00052
6 opj_free [function] [call site] 00053
5 opj_worker_thread_function [function] [call site] 00054
6 opj_tls_new [function] [call site] 00055
6 opj_thread_pool_get_next_job [function] [call site] 00056
7 opj_mutex_lock [function] [call site] 00057
8 pthread_mutex_lock [call site] 00058
7 opj_cond_signal [function] [call site] 00059
8 pthread_cond_signal [call site] 00060
7 opj_malloc [function] [call site] 00061
7 opj_cond_signal [function] [call site] 00062
7 opj_mutex_lock [function] [call site] 00063
7 opj_mutex_unlock [function] [call site] 00064
8 pthread_mutex_unlock [call site] 00065
7 opj_cond_wait [function] [call site] 00066
8 pthread_cond_wait [call site] 00067
7 opj_mutex_unlock [function] [call site] 00068
7 opj_mutex_unlock [function] [call site] 00069
7 opj_mutex_unlock [function] [call site] 00070
7 opj_free [function] [call site] 00071
7 opj_cond_signal [function] [call site] 00072
7 opj_mutex_unlock [function] [call site] 00073
6 opj_free [function] [call site] 00074
6 opj_tls_destroy [function] [call site] 00075
7 opj_free [function] [call site] 00076
7 opj_free [function] [call site] 00077
5 opj_mutex_destroy [function] [call site] 00078
5 opj_cond_destroy [function] [call site] 00079
6 pthread_cond_destroy [call site] 00080
6 opj_free [function] [call site] 00081
5 opj_mutex_lock [function] [call site] 00082
5 opj_cond_wait [function] [call site] 00083
5 opj_mutex_unlock [function] [call site] 00084
4 opj_thread_pool_destroy [function] [call site] 00085
5 opj_thread_pool_wait_completion [function] [call site] 00086
6 opj_mutex_lock [function] [call site] 00087
6 opj_cond_wait [function] [call site] 00088
6 opj_mutex_unlock [function] [call site] 00089
5 opj_mutex_lock [function] [call site] 00090
5 opj_mutex_unlock [function] [call site] 00091
5 opj_mutex_lock [function] [call site] 00092
5 opj_cond_signal [function] [call site] 00093
5 opj_mutex_unlock [function] [call site] 00094
5 opj_thread_join [function] [call site] 00095
6 pthread_join [call site] 00096
6 opj_free [function] [call site] 00097
5 opj_cond_destroy [function] [call site] 00098
5 opj_mutex_destroy [function] [call site] 00099
5 opj_free [function] [call site] 00100
5 opj_free [function] [call site] 00101
5 opj_cond_destroy [function] [call site] 00102
5 opj_mutex_destroy [function] [call site] 00103
5 opj_tls_destroy [function] [call site] 00104
5 opj_free [function] [call site] 00105
3 opj_thread_pool_create [function] [call site] 00106
3 opj_j2k_destroy [function] [call site] 00107
4 opj_j2k_tcp_destroy [function] [call site] 00108
5 opj_free [function] [call site] 00109
5 opj_free [function] [call site] 00110
5 opj_free [function] [call site] 00111
5 opj_free [function] [call site] 00112
5 opj_free [function] [call site] 00113
5 opj_free [function] [call site] 00114
5 opj_free [function] [call site] 00115
5 opj_free [function] [call site] 00116
5 opj_free [function] [call site] 00117
5 opj_free [function] [call site] 00118
5 opj_j2k_tcp_data_destroy [function] [call site] 00119
6 opj_free [function] [call site] 00120
4 opj_free [function] [call site] 00121
4 opj_free [function] [call site] 00122
4 opj_free [function] [call site] 00123
4 opj_free [function] [call site] 00124
4 opj_free [function] [call site] 00125
4 opj_free [function] [call site] 00126
4 opj_free [function] [call site] 00127
4 opj_free [function] [call site] 00128
4 opj_tcd_destroy [function] [call site] 00129
5 opj_tcd_free_tile [function] [call site] 00130
6 opj_tgt_destroy [function] [call site] 00131
7 opj_free [function] [call site] 00132
7 opj_free [function] [call site] 00133
6 opj_tgt_destroy [function] [call site] 00134
6 opj_free [function] [call site] 00135
6 opj_free [function] [call site] 00136
6 opj_image_data_free [function] [call site] 00137
7 opj_aligned_free [function] [call site] 00138
6 opj_image_data_free [function] [call site] 00139
6 opj_free [function] [call site] 00140
6 opj_free [function] [call site] 00141
5 opj_free [function] [call site] 00142
5 opj_free [function] [call site] 00143
5 opj_free [function] [call site] 00144
4 opj_j2k_cp_destroy [function] [call site] 00145
5 opj_j2k_tcp_destroy [function] [call site] 00146
5 opj_free [function] [call site] 00147
5 opj_free [function] [call site] 00148
5 opj_free [function] [call site] 00149
5 opj_free [function] [call site] 00150
5 opj_free [function] [call site] 00151
5 opj_free [function] [call site] 00152
4 opj_procedure_list_destroy [function] [call site] 00153
5 opj_free [function] [call site] 00154
5 opj_free [function] [call site] 00155
4 opj_procedure_list_destroy [function] [call site] 00156
4 j2k_destroy_cstr_index [function] [call site] 00157
5 opj_free [function] [call site] 00158
5 opj_free [function] [call site] 00159
5 opj_free [function] [call site] 00160
5 opj_free [function] [call site] 00161
5 opj_free [function] [call site] 00162
5 opj_free [function] [call site] 00163
4 opj_image_destroy [function] [call site] 00164
5 opj_image_data_free [function] [call site] 00165
5 opj_free [function] [call site] 00166
5 opj_free [function] [call site] 00167
5 opj_free [function] [call site] 00168
4 opj_image_destroy [function] [call site] 00169
4 opj_thread_pool_destroy [function] [call site] 00170
4 opj_free [function] [call site] 00171
2 opj_free [function] [call site] 00172
2 opj_jp2_create [function] [call site] 00173
3 opj_calloc [function] [call site] 00174
3 opj_j2k_create_compress [function] [call site] 00175
4 opj_calloc [function] [call site] 00176
4 opj_malloc [function] [call site] 00177
4 opj_procedure_list_create [function] [call site] 00178
4 opj_procedure_list_create [function] [call site] 00179
4 opj_j2k_get_default_thread_count [function] [call site] 00180
4 opj_thread_pool_create [function] [call site] 00181
4 opj_thread_pool_create [function] [call site] 00182
3 opj_j2k_create_decompress [function] [call site] 00183
3 opj_procedure_list_create [function] [call site] 00184
3 opj_procedure_list_create [function] [call site] 00185
3 opj_jp2_destroy [function] [call site] 00186
4 opj_j2k_destroy [function] [call site] 00187
4 opj_free [function] [call site] 00188
4 opj_free [function] [call site] 00189
4 opj_free [function] [call site] 00190
4 opj_free [function] [call site] 00191
4 opj_free [function] [call site] 00192
4 opj_free [function] [call site] 00193
4 opj_free [function] [call site] 00194
4 opj_free [function] [call site] 00195
4 opj_free [function] [call site] 00196
4 opj_free [function] [call site] 00197
4 opj_procedure_list_destroy [function] [call site] 00198
4 opj_procedure_list_destroy [function] [call site] 00199
4 opj_free [function] [call site] 00200
2 opj_free [function] [call site] 00201
2 opj_set_default_event_handler [function] [call site] 00202
1 opj_set_info_handler [function] [call site] 00203
1 InfoCallback(char const*, void*) [function] [call site] 00204
1 opj_set_warning_handler [function] [call site] 00205
1 WarningCallback(char const*, void*) [function] [call site] 00206
1 opj_set_error_handler [function] [call site] 00207
1 ErrorCallback(char const*, void*) [function] [call site] 00208
1 opj_set_default_decoder_parameters [function] [call site] 00209
1 opj_setup_decoder [function] [call site] 00210
2 opj_event_msg [function] [call site] 00211
3 vsnprintf [call site] 00212
1 opj_stream_create [function] [call site] 00213
2 opj_calloc [function] [call site] 00214
2 opj_malloc [function] [call site] 00215
2 opj_free [function] [call site] 00216
1 opj_stream_set_user_data_length [function] [call site] 00217
1 opj_stream_set_read_function [function] [call site] 00218
1 ReadCallback(void*, unsigned long, void*) [function] [call site] 00219
1 opj_stream_set_seek_function [function] [call site] 00220
1 SeekCallback(long, void*) [function] [call site] 00221
1 opj_stream_set_skip_function [function] [call site] 00222
1 SkipCallback(long, void*) [function] [call site] 00223
1 opj_stream_set_user_data [function] [call site] 00224
1 opj_read_header [function] [call site] 00225
2 opj_event_msg [function] [call site] 00226
1 opj_destroy_codec [function] [call site] 00227
2 opj_free [function] [call site] 00228
1 opj_stream_destroy [function] [call site] 00229
2 opj_free [function] [call site] 00230
2 opj_free [function] [call site] 00231
1 opj_image_destroy [function] [call site] 00232
1 opj_set_decode_area [function] [call site] 00233
1 opj_decode [function] [call site] 00234
1 opj_end_decompress [function] [call site] 00235
1 opj_stream_destroy [function] [call site] 00236
1 opj_destroy_codec [function] [call site] 00237
1 opj_image_destroy [function] [call site] 00238