Fuzz introspector: openexr_attribute_fuzzer
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
350 0 EP call site: 00000 exr_write_header

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 exr_start_write [function] [call site] 00001
2 fill_context_data [function] [call site] 00002
3 internal_exr_update_default_handlers [function] [call site] 00003
2 internal_exr_alloc_context [function] [call site] 00004
3 exr_get_default_maximum_image_size [function] [call site] 00005
3 exr_get_default_maximum_tile_size [function] [call site] 00006
3 exr_get_default_zip_compression_level [function] [call site] 00007
3 exr_get_default_dwa_compression_quality [function] [call site] 00008
3 pthread_mutex_init [call site] 00009
3 internal_exr_add_part [function] [call site] 00010
3 exr_get_default_error_message [function] [call site] 00011
2 exr_attr_string_create [function] [call site] 00012
3 exr_attr_string_create_with_length [function] [call site] 00013
4 exr_attr_string_init [function] [call site] 00014
4 strnlen [call site] 00015
3 strlen [call site] 00016
2 make_temp_filename [function] [call site] 00017
3 getpid [call site] 00018
3 snprintf [call site] 00019
3 strlen [call site] 00020
3 strrchr [call site] 00021
2 default_init_write_file [function] [call site] 00022
3 open64 [call site] 00023
3 __errno_location [call site] 00024
3 strerror [call site] 00025
2 exr_finish [function] [call site] 00026
3 finalize_write [function] [call site] 00027
4 unlink [call site] 00028
4 unlink [call site] 00029
4 rename [call site] 00030
4 strerror [call site] 00031
3 internal_exr_destroy_context [function] [call site] 00032
4 exr_attr_string_destroy [function] [call site] 00033
4 exr_attr_string_destroy [function] [call site] 00034
4 exr_attr_list_destroy [function] [call site] 00035
5 attr_destroy [function] [call site] 00036
6 exr_attr_chlist_destroy [function] [call site] 00037
7 exr_attr_string_destroy [function] [call site] 00038
6 exr_attr_float_vector_destroy [function] [call site] 00039
6 exr_attr_preview_destroy [function] [call site] 00040
6 exr_attr_string_destroy [function] [call site] 00041
6 exr_attr_string_vector_destroy [function] [call site] 00042
7 exr_attr_string_destroy [function] [call site] 00043
6 exr_attr_opaquedata_destroy [function] [call site] 00044
6 exr_attr_bytes_destroy [function] [call site] 00045
4 internal_exr_destroy_parts [function] [call site] 00046
5 internal_exr_destroy_part [function] [call site] 00047
6 exr_attr_list_destroy [function] [call site] 00048
4 pthread_mutex_destroy [call site] 00049
1 exr_write_header [function] [call site] 00050
2 internal_exr_lock [function] [call site] 00051
3 pthread_mutex_lock [call site] 00052
2 internal_exr_unlock [function] [call site] 00053
3 pthread_mutex_unlock [call site] 00054
2 internal_exr_unlock [function] [call site] 00055
2 internal_exr_unlock [function] [call site] 00056
2 internal_exr_unlock [function] [call site] 00057
2 internal_exr_compute_tile_information [function] [call site] 00058
3 floor_log2 [function] [call site] 00059
3 ceil_log2 [function] [call site] 00060
3 floor_log2 [function] [call site] 00061
3 floor_log2 [function] [call site] 00062
3 ceil_log2 [function] [call site] 00063
3 ceil_log2 [function] [call site] 00064
3 calc_level_size [function] [call site] 00065
3 calc_level_size [function] [call site] 00066
2 internal_exr_compute_chunk_offset_size [function] [call site] 00067
3 exr_compression_lines_per_chunk [function] [call site] 00068
3 compute_sampled_width [function] [call site] 00069
3 compute_sampled_height [function] [call site] 00070
2 internal_exr_unlock [function] [call site] 00071
2 internal_exr_unlock [function] [call site] 00072
2 exr_attr_set_int [function] [call site] 00073
3 strcmp [call site] 00074
3 exr_set_version [function] [call site] 00075
4 internal_exr_lock [function] [call site] 00076
4 internal_exr_unlock [function] [call site] 00077
4 exr_attr_list_add [function] [call site] 00078
5 validate_attr_arguments [function] [call site] 00079
6 exr_attr_list_find_by_name [function] [call site] 00080
7 strcmp [call site] 00081
7 strcmp [call site] 00082
5 strlen [call site] 00083
5 create_attr_block [function] [call site] 00084
5 add_to_list [function] [call site] 00085
6 strcmp [call site] 00086
6 attr_init [function] [call site] 00087
6 exr_attr_list_remove [function] [call site] 00088
7 attr_destroy [function] [call site] 00089
5 check_attr_handler [function] [call site] 00090
6 exr_attr_list_find_by_name [function] [call site] 00091
4 internal_exr_unlock [function] [call site] 00092
3 strcmp [call site] 00093
3 exr_set_chunk_count [function] [call site] 00094
4 internal_exr_lock [function] [call site] 00095
4 internal_exr_unlock [function] [call site] 00096
4 exr_attr_list_add [function] [call site] 00097
4 internal_exr_unlock [function] [call site] 00098
3 internal_exr_lock [function] [call site] 00099
3 internal_exr_unlock [function] [call site] 00100
3 exr_attr_list_find_by_name [function] [call site] 00101
3 exr_attr_list_add [function] [call site] 00102
2 internal_exr_lock [function] [call site] 00103
2 internal_exr_validate_write_part [function] [call site] 00104
3 validate_req_attr [function] [call site] 00105
4 exr_attr_list_add_static_name [function] [call site] 00106
5 validate_attr_arguments [function] [call site] 00107
5 strlen [call site] 00108
5 create_attr_block [function] [call site] 00109
5 add_to_list [function] [call site] 00110
5 check_attr_handler [function] [call site] 00111
4 exr_attr_list_add_static_name [function] [call site] 00112
4 internal_exr_compute_tile_information [function] [call site] 00113
4 exr_attr_list_add_static_name [function] [call site] 00114
4 exr_attr_list_add_static_name [function] [call site] 00115
4 exr_attr_list_add_static_name [function] [call site] 00116
4 exr_attr_list_add_static_name [function] [call site] 00117
4 exr_attr_list_add_static_name [function] [call site] 00118
4 exr_attr_list_add_static_name [function] [call site] 00119
3 validate_image_dimensions [function] [call site] 00120
3 validate_channels [function] [call site] 00121
3 validate_part_type [function] [call site] 00122
4 strcmp [call site] 00123
4 exr_attr_string_set [function] [call site] 00124
5 exr_attr_string_set_with_length [function] [call site] 00125
6 strnlen [call site] 00126
6 exr_attr_string_destroy [function] [call site] 00127
6 exr_attr_string_create_with_length [function] [call site] 00128
5 strlen [call site] 00129
3 validate_tile_data [function] [call site] 00130
3 validate_deep_data [function] [call site] 00131
2 internal_exr_write_header [function] [call site] 00132
3 internal_exr_calc_header_version_flags [function] [call site] 00133
3 save_attr [function] [call site] 00134
4 save_box2i [function] [call site] 00135
5 save_attr_sz [function] [call site] 00136
5 save_attr_32 [function] [call site] 00137
4 save_box2f [function] [call site] 00138
5 save_attr_sz [function] [call site] 00139
5 save_attr_32 [function] [call site] 00140
4 save_bytes [function] [call site] 00141
5 save_attr_sz [function] [call site] 00142
4 save_chlist [function] [call site] 00143
5 save_attr_sz [function] [call site] 00144
4 save_chromaticities [function] [call site] 00145
5 save_attr_sz [function] [call site] 00146
5 save_attr_32 [function] [call site] 00147
4 save_attr_uint8 [function] [call site] 00148
5 save_attr_sz [function] [call site] 00149
4 save_attr_double [function] [call site] 00150
5 save_attr_sz [function] [call site] 00151
5 save_attr_64 [function] [call site] 00152
4 save_attr_uint8 [function] [call site] 00153
4 save_attr_float [function] [call site] 00154
5 save_attr_sz [function] [call site] 00155
5 save_attr_32 [function] [call site] 00156
4 save_float_vector [function] [call site] 00157
5 save_attr_sz [function] [call site] 00158
5 save_attr_32 [function] [call site] 00159
5 save_attr_32 [function] [call site] 00160
4 save_attr_int [function] [call site] 00161
5 save_attr_sz [function] [call site] 00162
5 save_attr_32 [function] [call site] 00163
4 save_keycode [function] [call site] 00164
5 save_attr_sz [function] [call site] 00165
5 save_attr_32 [function] [call site] 00166
4 save_attr_uint8 [function] [call site] 00167
4 save_m33f [function] [call site] 00168
5 save_attr_sz [function] [call site] 00169
5 save_attr_32 [function] [call site] 00170
4 save_m33d [function] [call site] 00171
5 save_attr_sz [function] [call site] 00172
5 save_attr_64 [function] [call site] 00173
4 save_m44f [function] [call site] 00174
5 save_attr_sz [function] [call site] 00175
5 save_attr_32 [function] [call site] 00176
4 save_m44d [function] [call site] 00177
5 save_attr_sz [function] [call site] 00178
5 save_attr_64 [function] [call site] 00179
4 save_preview [function] [call site] 00180
5 save_attr_sz [function] [call site] 00181
5 save_attr_32 [function] [call site] 00182
4 save_rational [function] [call site] 00183
5 save_attr_sz [function] [call site] 00184
5 save_attr_32 [function] [call site] 00185
4 save_string [function] [call site] 00186
5 save_attr_sz [function] [call site] 00187
4 save_string_vector [function] [call site] 00188
5 save_attr_sz [function] [call site] 00189
5 save_attr_sz [function] [call site] 00190
4 save_tiledesc [function] [call site] 00191
5 save_attr_sz [function] [call site] 00192
5 save_attr_32 [function] [call site] 00193
4 save_timecode [function] [call site] 00194
5 save_attr_sz [function] [call site] 00195
5 save_attr_32 [function] [call site] 00196
4 save_v2i [function] [call site] 00197
5 save_attr_sz [function] [call site] 00198
5 save_attr_32 [function] [call site] 00199
4 save_v2f [function] [call site] 00200
5 save_attr_sz [function] [call site] 00201
5 save_attr_32 [function] [call site] 00202
4 save_v2d [function] [call site] 00203
5 save_attr_sz [function] [call site] 00204
5 save_attr_64 [function] [call site] 00205
4 save_v3i [function] [call site] 00206
5 save_attr_sz [function] [call site] 00207
5 save_attr_32 [function] [call site] 00208
4 save_v3f [function] [call site] 00209
5 save_attr_sz [function] [call site] 00210
5 save_attr_32 [function] [call site] 00211
4 save_v3d [function] [call site] 00212
5 save_attr_sz [function] [call site] 00213
5 save_attr_64 [function] [call site] 00214
4 save_opaque [function] [call site] 00215
5 exr_attr_opaquedata_pack [function] [call site] 00216
5 save_attr_sz [function] [call site] 00217
3 strcmp [call site] 00218
3 strcmp [call site] 00219
3 save_attr [function] [call site] 00220
2 internal_exr_unlock [function] [call site] 00221
1 exr_finish [function] [call site] 00222
1 snprintf [call site] 00223
1 exr_add_part [function] [call site] 00224
2 internal_exr_lock [function] [call site] 00225
2 internal_exr_unlock [function] [call site] 00226
2 strlen [call site] 00227
2 internal_exr_unlock [function] [call site] 00228
2 internal_exr_unlock [function] [call site] 00229
2 strcmp [call site] 00230
2 internal_exr_unlock [function] [call site] 00231
2 internal_exr_add_part [function] [call site] 00232
2 internal_exr_unlock [function] [call site] 00233
2 internal_exr_revert_add_part [function] [call site] 00234
3 internal_exr_destroy_part [function] [call site] 00235
2 internal_exr_unlock [function] [call site] 00236
2 exr_attr_list_add_static_name [function] [call site] 00237
2 internal_exr_revert_add_part [function] [call site] 00238
2 internal_exr_unlock [function] [call site] 00239
2 exr_attr_string_init_static_with_length [function] [call site] 00240
2 internal_exr_revert_add_part [function] [call site] 00241
2 internal_exr_unlock [function] [call site] 00242
2 exr_attr_list_add_static_name [function] [call site] 00243
2 exr_attr_string_create_with_length [function] [call site] 00244
2 exr_attr_list_add_static_name [function] [call site] 00245
2 internal_exr_revert_add_part [function] [call site] 00246
2 internal_exr_unlock [function] [call site] 00247
1 exr_initialize_required_attr_simple [function] [call site] 00248
2 exr_initialize_required_attr [function] [call site] 00249
3 exr_set_compression [function] [call site] 00250
4 internal_exr_lock [function] [call site] 00251
4 internal_exr_unlock [function] [call site] 00252
4 exr_attr_list_add [function] [call site] 00253
4 exr_compression_lines_per_chunk [function] [call site] 00254
4 internal_exr_unlock [function] [call site] 00255
3 exr_set_data_window [function] [call site] 00256
4 internal_exr_lock [function] [call site] 00257
4 internal_exr_unlock [function] [call site] 00258
4 exr_attr_list_add [function] [call site] 00259
4 internal_exr_compute_tile_information [function] [call site] 00260
4 internal_exr_unlock [function] [call site] 00261
3 exr_set_display_window [function] [call site] 00262
4 internal_exr_lock [function] [call site] 00263
4 internal_exr_unlock [function] [call site] 00264
4 exr_attr_list_add [function] [call site] 00265
4 internal_exr_unlock [function] [call site] 00266
3 exr_set_lineorder [function] [call site] 00267
4 internal_exr_lock [function] [call site] 00268
4 internal_exr_unlock [function] [call site] 00269
4 exr_attr_list_add [function] [call site] 00270
4 internal_exr_unlock [function] [call site] 00271
3 exr_set_pixel_aspect_ratio [function] [call site] 00272
4 internal_exr_lock [function] [call site] 00273
4 internal_exr_unlock [function] [call site] 00274
4 exr_attr_list_add [function] [call site] 00275
4 internal_exr_unlock [function] [call site] 00276
3 exr_set_screen_window_center [function] [call site] 00277
4 internal_exr_lock [function] [call site] 00278
4 internal_exr_unlock [function] [call site] 00279
4 exr_attr_list_add [function] [call site] 00280
4 internal_exr_unlock [function] [call site] 00281
4 internal_exr_unlock [function] [call site] 00282
4 internal_exr_unlock [function] [call site] 00283
3 exr_set_screen_window_width [function] [call site] 00284
4 internal_exr_lock [function] [call site] 00285
4 internal_exr_unlock [function] [call site] 00286
4 exr_attr_list_add [function] [call site] 00287
4 internal_exr_unlock [function] [call site] 00288
1 exr_attr_set_int [function] [call site] 00289
1 exr_attr_set_float [function] [call site] 00290
2 strcmp [call site] 00291
2 exr_set_pixel_aspect_ratio [function] [call site] 00292
2 strcmp [call site] 00293
2 exr_set_screen_window_width [function] [call site] 00294
2 internal_exr_lock [function] [call site] 00295
2 internal_exr_unlock [function] [call site] 00296
2 exr_attr_list_find_by_name [function] [call site] 00297
2 exr_attr_list_add [function] [call site] 00298
1 exr_attr_set_string [function] [call site] 00299
2 internal_exr_lock [function] [call site] 00300
2 internal_exr_unlock [function] [call site] 00301
2 strcmp [call site] 00302
2 internal_exr_unlock [function] [call site] 00303
2 exr_set_name [function] [call site] 00304
3 internal_exr_lock [function] [call site] 00305
3 internal_exr_unlock [function] [call site] 00306
3 exr_attr_list_add [function] [call site] 00307
3 internal_exr_unlock [function] [call site] 00308
3 strlen [call site] 00309
3 internal_exr_unlock [function] [call site] 00310
3 internal_exr_unlock [function] [call site] 00311
3 strcmp [call site] 00312
3 internal_exr_unlock [function] [call site] 00313
3 internal_exr_unlock [function] [call site] 00314
3 exr_attr_string_set_with_length [function] [call site] 00315
3 internal_exr_unlock [function] [call site] 00316
2 strcmp [call site] 00317
2 internal_exr_unlock [function] [call site] 00318
2 strcmp [call site] 00319
2 strcmp [call site] 00320
2 strcmp [call site] 00321
2 strcmp [call site] 00322
2 internal_exr_unlock [function] [call site] 00323
2 exr_attr_list_find_by_name [function] [call site] 00324
2 internal_exr_unlock [function] [call site] 00325
2 internal_exr_unlock [function] [call site] 00326
2 strlen [call site] 00327
2 internal_exr_unlock [function] [call site] 00328
2 internal_exr_unlock [function] [call site] 00329
2 exr_attr_list_add [function] [call site] 00330
2 exr_attr_string_create_with_length [function] [call site] 00331
2 internal_exr_unlock [function] [call site] 00332
2 internal_exr_unlock [function] [call site] 00333
2 exr_attr_string_set_with_length [function] [call site] 00334
2 internal_exr_unlock [function] [call site] 00335
1 exr_attr_set_v2i [function] [call site] 00336
2 internal_exr_lock [function] [call site] 00337
2 internal_exr_unlock [function] [call site] 00338
2 exr_attr_list_find_by_name [function] [call site] 00339
2 exr_attr_list_add [function] [call site] 00340
1 exr_attr_set_box2i [function] [call site] 00341
2 strcmp [call site] 00342
2 exr_set_data_window [function] [call site] 00343
2 strcmp [call site] 00344
2 exr_set_display_window [function] [call site] 00345
2 internal_exr_lock [function] [call site] 00346
2 internal_exr_unlock [function] [call site] 00347
2 exr_attr_list_find_by_name [function] [call site] 00348
2 exr_attr_list_add [function] [call site] 00349
1 exr_attr_set_string [function] [call site] 00350