Fuzz introspector: fuzz-libelf
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
524 0 EP call site: 00000 fuzz_logic_one

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 mkstemp [call site] 00001
1 __assert_fail [call site] 00002
1 write_retry [function] [call site] 00003
2 write [call site] 00004
2 __errno_location [call site] 00005
1 __assert_fail [call site] 00006
1 close [call site] 00007
1 fuzz_logic_one [function] [call site] 00008
2 elf_version [function] [call site] 00009
3 initialize_version [function] [call site] 00010
3 __libelf_seterrno [function] [call site] 00011
2 open [call site] 00012
2 elf_begin [function] [call site] 00013
3 __libelf_seterrno [function] [call site] 00014
3 fcntl [call site] 00015
3 __errno_location [call site] 00016
3 __libelf_seterrno [function] [call site] 00017
3 __libelf_seterrno [function] [call site] 00018
3 lock_dup_elf [function] [call site] 00019
4 dup_elf [function] [call site] 00020
5 __libelf_seterrno [function] [call site] 00021
5 __libelf_seterrno [function] [call site] 00022
5 __libelf_next_arhdr_wrlock [function] [call site] 00023
6 __libelf_seterrno [function] [call site] 00024
6 pread_retry [function] [call site] 00025
7 pread [call site] 00026
7 __errno_location [call site] 00027
6 __libelf_seterrno [function] [call site] 00028
6 memcmp [call site] 00029
6 __libelf_seterrno [function] [call site] 00030
6 memcmp [call site] 00031
6 memcmp [call site] 00032
6 memcmp [call site] 00033
6 __ctype_b_loc [call site] 00034
6 read_long_names [function] [call site] 00035
7 pread_retry [function] [call site] 00036
7 __ctype_b_loc [call site] 00037
7 atol [call site] 00038
7 memcmp [call site] 00039
7 pread_retry [function] [call site] 00040
7 memchr [call site] 00041
6 __libelf_seterrno [function] [call site] 00042
6 atol [call site] 00043
6 __libelf_seterrno [function] [call site] 00044
6 __libelf_seterrno [function] [call site] 00045
6 memccpy [call site] 00046
6 __libelf_seterrno [function] [call site] 00047
6 atol [call site] 00048
6 atol [call site] 00049
6 atol [call site] 00050
6 strtol [call site] 00051
6 atol [call site] 00052
6 __libelf_seterrno [function] [call site] 00053
5 copy_arhdr [function] [call site] 00054
6 strlen [call site] 00055
6 __libelf_seterrno [function] [call site] 00056
6 strlen [call site] 00057
6 __libelf_seterrno [function] [call site] 00058
5 read_file [function] [call site] 00059
6 fstat [call site] 00060
6 __assert_fail [call site] 00061
6 mmap [call site] 00062
6 __assert_fail [call site] 00063
6 __libelf_read_mmaped_file [function] [call site] 00064
7 determine_kind [function] [call site] 00065
8 memcmp [call site] 00066
8 memcmp [call site] 00067
7 file_read_elf [function] [call site] 00068
8 __libelf_seterrno [function] [call site] 00069
8 get_shnum [function] [call site] 00070
9 __libelf_seterrno [function] [call site] 00071
9 __bswap_16 [function] [call site] 00072
9 __bswap_32 [function] [call site] 00073
9 __bswap_16 [function] [call site] 00074
9 __bswap_64 [function] [call site] 00075
9 pread_retry [function] [call site] 00076
9 __libelf_seterrno [function] [call site] 00077
9 __libelf_seterrno [function] [call site] 00078
9 __bswap_32 [function] [call site] 00079
9 pread_retry [function] [call site] 00080
9 __libelf_seterrno [function] [call site] 00081
9 __libelf_seterrno [function] [call site] 00082
9 __bswap_64 [function] [call site] 00083
9 __libelf_seterrno [function] [call site] 00084
8 __libelf_seterrno [function] [call site] 00085
8 __libelf_seterrno [function] [call site] 00086
8 allocate_elf [function] [call site] 00087
9 calloc [call site] 00088
9 __libelf_seterrno [function] [call site] 00089
8 __assert_fail [call site] 00090
8 __bswap_16 [function] [call site] 00091
8 __bswap_16 [function] [call site] 00092
8 __bswap_32 [function] [call site] 00093
8 __bswap_32 [function] [call site] 00094
8 __bswap_32 [function] [call site] 00095
8 __bswap_32 [function] [call site] 00096
8 __bswap_32 [function] [call site] 00097
8 __bswap_16 [function] [call site] 00098
8 __bswap_16 [function] [call site] 00099
8 __bswap_16 [function] [call site] 00100
8 __bswap_16 [function] [call site] 00101
8 __bswap_16 [function] [call site] 00102
8 __bswap_16 [function] [call site] 00103
8 __libelf_seterrno [function] [call site] 00104
8 eu_search_tree_init [function] [call site] 00105
8 __bswap_16 [function] [call site] 00106
8 __bswap_16 [function] [call site] 00107
8 __bswap_32 [function] [call site] 00108
8 __bswap_64 [function] [call site] 00109
8 __bswap_64 [function] [call site] 00110
8 __bswap_64 [function] [call site] 00111
8 __bswap_32 [function] [call site] 00112
8 __bswap_16 [function] [call site] 00113
8 __bswap_16 [function] [call site] 00114
8 __bswap_16 [function] [call site] 00115
8 __bswap_16 [function] [call site] 00116
8 __bswap_16 [function] [call site] 00117
8 __bswap_16 [function] [call site] 00118
8 eu_search_tree_init [function] [call site] 00119
7 file_read_ar [function] [call site] 00120
8 allocate_elf [function] [call site] 00121
7 allocate_elf [function] [call site] 00122
6 munmap [call site] 00123
6 read_unmmaped_file [function] [call site] 00124
7 pread_retry [function] [call site] 00125
7 __libelf_seterrno [function] [call site] 00126
7 determine_kind [function] [call site] 00127
7 file_read_ar [function] [call site] 00128
7 file_read_elf [function] [call site] 00129
7 allocate_elf [function] [call site] 00130
3 read_file [function] [call site] 00131
3 __libelf_seterrno [function] [call site] 00132
3 lock_dup_elf [function] [call site] 00133
3 read_file [function] [call site] 00134
3 write_file [function] [call site] 00135
4 allocate_elf [function] [call site] 00136
3 __libelf_seterrno [function] [call site] 00137
2 elf_getshdrstrndx [function] [call site] 00138
3 __libelf_seterrno [function] [call site] 00139
3 __libelf_seterrno [function] [call site] 00140
3 __libelf_seterrno [function] [call site] 00141
3 __libelf_seterrno [function] [call site] 00142
3 pread_retry [function] [call site] 00143
3 __libelf_seterrno [function] [call site] 00144
3 __libelf_seterrno [function] [call site] 00145
3 __bswap_32 [function] [call site] 00146
3 __libelf_seterrno [function] [call site] 00147
3 __libelf_seterrno [function] [call site] 00148
3 pread_retry [function] [call site] 00149
3 __libelf_seterrno [function] [call site] 00150
3 __libelf_seterrno [function] [call site] 00151
3 __bswap_32 [function] [call site] 00152
2 elf_nextscn [function] [call site] 00153
3 __assert_fail [call site] 00154
2 gelf_getshdr [function] [call site] 00155
3 __libelf_seterrno [function] [call site] 00156
3 __elf32_getshdr_rdlock [function] [call site] 00157
4 scn_valid [function] [call site] 00158
5 __libelf_seterrno [function] [call site] 00159
5 __libelf_seterrno [function] [call site] 00160
4 load_shdr_wrlock [function] [call site] 00161
5 __elf_getshdrnum_rdlock [function] [call site] 00162
5 __libelf_seterrno [function] [call site] 00163
5 __assert_fail [call site] 00164
5 __assert_fail [call site] 00165
5 __libelf_seterrno [function] [call site] 00166
5 __bswap_32 [function] [call site] 00167
5 __bswap_32 [function] [call site] 00168
5 __bswap_32 [function] [call site] 00169
5 __bswap_32 [function] [call site] 00170
5 __bswap_32 [function] [call site] 00171
5 __bswap_32 [function] [call site] 00172
5 __bswap_32 [function] [call site] 00173
5 __bswap_32 [function] [call site] 00174
5 __bswap_32 [function] [call site] 00175
5 __bswap_32 [function] [call site] 00176
5 pread_retry [function] [call site] 00177
5 __libelf_seterrno [function] [call site] 00178
5 __bswap_32 [function] [call site] 00179
5 __bswap_32 [function] [call site] 00180
5 __bswap_32 [function] [call site] 00181
5 __bswap_32 [function] [call site] 00182
5 __bswap_32 [function] [call site] 00183
5 __bswap_32 [function] [call site] 00184
5 __bswap_32 [function] [call site] 00185
5 __bswap_32 [function] [call site] 00186
5 __bswap_32 [function] [call site] 00187
5 __bswap_32 [function] [call site] 00188
5 __assert_fail [call site] 00189
3 __libelf_seterrno [function] [call site] 00190
3 __elf64_getshdr_rdlock [function] [call site] 00191
4 scn_valid [function] [call site] 00192
4 load_shdr_wrlock [function] [call site] 00193
5 __bswap_64 [function] [call site] 00194
5 __bswap_64 [function] [call site] 00195
5 __bswap_64 [function] [call site] 00196
5 __bswap_64 [function] [call site] 00197
5 __bswap_64 [function] [call site] 00198
5 __bswap_64 [function] [call site] 00199
5 __bswap_64 [function] [call site] 00200
5 __bswap_64 [function] [call site] 00201
5 __bswap_64 [function] [call site] 00202
5 __bswap_64 [function] [call site] 00203
5 __bswap_64 [function] [call site] 00204
3 __libelf_seterrno [function] [call site] 00205
2 elf_strptr [function] [call site] 00206
3 __libelf_seterrno [function] [call site] 00207
3 __libelf_seterrno [function] [call site] 00208
3 __libelf_seterrno [function] [call site] 00209
3 __elf32_getshdr_rdlock [function] [call site] 00210
3 __libelf_seterrno [function] [call site] 00211
3 get_zdata [function] [call site] 00212
4 __libelf_decompress_elf [function] [call site] 00213
5 gelf_getchdr [function] [call site] 00214
6 __libelf_seterrno [function] [call site] 00215
6 elf32_getchdr [function] [call site] 00216
7 elf32_getshdr [function] [call site] 00217
8 scn_valid [function] [call site] 00218
8 __elf32_getshdr_rdlock [function] [call site] 00219
7 __libelf_seterrno [function] [call site] 00220
7 __libelf_seterrno [function] [call site] 00221
7 __libelf_seterrno [function] [call site] 00222
7 elf_getdata [function] [call site] 00223
8 __elf_getdata_rdlock [function] [call site] 00224
9 __libelf_seterrno [function] [call site] 00225
9 __libelf_seterrno [function] [call site] 00226
9 __libelf_seterrno [function] [call site] 00227
9 __libelf_set_rawdata_wrlock [function] [call site] 00228
10 __elf32_getshdr_wrlock [function] [call site] 00229
11 scn_valid [function] [call site] 00230
11 load_shdr_wrlock [function] [call site] 00231
10 __elf64_getshdr_wrlock [function] [call site] 00232
11 scn_valid [function] [call site] 00233
11 load_shdr_wrlock [function] [call site] 00234
10 __gelf_getehdr_rdlock [function] [call site] 00235
10 __libelf_seterrno [function] [call site] 00236
10 __libelf_seterrno [function] [call site] 00237
10 __libelf_seterrno [function] [call site] 00238
10 __libelf_seterrno [function] [call site] 00239
10 pread_retry [function] [call site] 00240
10 __libelf_seterrno [function] [call site] 00241
10 __libelf_seterrno [function] [call site] 00242
10 __gelf_getehdr_rdlock [function] [call site] 00243
10 __libelf_data_type [function] [call site] 00244
9 __libelf_set_data_list_rdlock [function] [call site] 00245
10 convert_data [function] [call site] 00246
11 __libelf_seterrno [function] [call site] 00247
11 __libelf_seterrno [function] [call site] 00248
11 __libelf_seterrno [function] [call site] 00249
7 __libelf_seterrno [function] [call site] 00250
6 elf64_getchdr [function] [call site] 00251
7 elf64_getshdr [function] [call site] 00252
8 scn_valid [function] [call site] 00253
8 __elf64_getshdr_rdlock [function] [call site] 00254
5 __libelf_seterrno [function] [call site] 00255
5 __libelf_seterrno [function] [call site] 00256
5 elf_getdata [function] [call site] 00257
5 __libelf_decompress [function] [call site] 00258
6 __libelf_decompress_zlib [function] [call site] 00259
7 __libelf_seterrno [function] [call site] 00260
7 __libelf_seterrno [function] [call site] 00261
7 inflateInit_ [function] [call site] 00262
8 inflateInit2_ [function] [call site] 00263
9 inflateReset2 [function] [call site] 00264
10 inflateStateCheck [function] [call site] 00265
10 inflateReset [function] [call site] 00266
11 inflateStateCheck [function] [call site] 00267
11 inflateResetKeep [function] [call site] 00268
12 inflateStateCheck [function] [call site] 00269
7 inflate [function] [call site] 00270
8 inflateStateCheck [function] [call site] 00271
8 crc32 [function] [call site] 00272
9 crc32_z [function] [call site] 00273
10 crc_word [function] [call site] 00274
10 crc_word [function] [call site] 00275
10 crc_word [function] [call site] 00276
10 crc_word [function] [call site] 00277
10 crc_word [function] [call site] 00278
10 byte_swap [function] [call site] 00279
10 crc_word_big [function] [call site] 00280
10 crc_word_big [function] [call site] 00281
10 crc_word_big [function] [call site] 00282
10 crc_word_big [function] [call site] 00283
10 crc_word_big [function] [call site] 00284
10 byte_swap [function] [call site] 00285
8 fixedtables [function] [call site] 00298
8 inflate_table [function] [call site] 00299
8 inflate_table [function] [call site] 00300
8 inflate_table [function] [call site] 00301
8 inflate_fast [function] [call site] 00302
8 updatewindow [function] [call site] 00305
7 inflateReset [function] [call site] 00308
7 __libelf_seterrno [function] [call site] 00309
7 inflateEnd [function] [call site] 00310
8 inflateStateCheck [function] [call site] 00311
6 __libelf_seterrno [function] [call site] 00312
3 __libelf_seterrno [function] [call site] 00313
3 __elf64_getshdr_rdlock [function] [call site] 00314
3 __libelf_seterrno [function] [call site] 00315
3 get_zdata [function] [call site] 00316
3 __libelf_seterrno [function] [call site] 00317
3 __libelf_set_rawdata_wrlock [function] [call site] 00318
3 validate_str [function] [call site] 00319
4 memrchr [call site] 00320
3 __libelf_seterrno [function] [call site] 00321
3 __libelf_seterrno [function] [call site] 00322
3 validate_str [function] [call site] 00323
3 __libelf_seterrno [function] [call site] 00324
3 validate_str [function] [call site] 00325
3 __libelf_seterrno [function] [call site] 00326
2 elf_compress [function] [call site] 00327
3 __libelf_seterrno [function] [call site] 00328
3 gelf_getehdr [function] [call site] 00329
4 __gelf_getehdr_rdlock [function] [call site] 00330
3 elf32_getshdr [function] [call site] 00331
3 elf64_getshdr [function] [call site] 00332
3 __libelf_seterrno [function] [call site] 00333
3 __libelf_seterrno [function] [call site] 00334
3 __libelf_seterrno [function] [call site] 00335
3 __libelf_compress [function] [call site] 00336
4 elf_getdata [function] [call site] 00337
4 elf_getdata [function] [call site] 00338
4 __libelf_seterrno [function] [call site] 00339
4 __libelf_seterrno [function] [call site] 00340
4 __libelf_compress_zlib [function] [call site] 00341
5 deflateInit_ [function] [call site] 00342
6 deflateInit2_ [function] [call site] 00343
7 deflateEnd [function] [call site] 00344
8 deflateStateCheck [function] [call site] 00345
7 deflateReset [function] [call site] 00346
8 deflateResetKeep [function] [call site] 00347
9 deflateStateCheck [function] [call site] 00348
9 _tr_init [function] [call site] 00351
10 tr_static_init [function] [call site] 00352
10 init_block [function] [call site] 00353
5 __libelf_seterrno [function] [call site] 00355
5 do_deflate_cleanup [function] [call site] 00356
6 deflateEnd [function] [call site] 00357
5 __libelf_seterrno [function] [call site] 00358
5 do_deflate_cleanup [function] [call site] 00359
5 gelf_xlatetof [function] [call site] 00360
6 elf32_xlatetof [function] [call site] 00361
7 __libelf_seterrno [function] [call site] 00362
7 __libelf_seterrno [function] [call site] 00363
7 __libelf_seterrno [function] [call site] 00364
6 elf64_xlatetof [function] [call site] 00365
5 do_deflate_cleanup [function] [call site] 00366
5 elf_getdata [function] [call site] 00367
5 deflate [function] [call site] 00368
6 deflateStateCheck [function] [call site] 00369
6 flush_pending [function] [call site] 00370
7 _tr_flush_bits [function] [call site] 00371
6 putShortMSB [function] [call site] 00373
6 putShortMSB [function] [call site] 00374
6 putShortMSB [function] [call site] 00375
6 flush_pending [function] [call site] 00377
6 flush_pending [function] [call site] 00379
6 flush_pending [function] [call site] 00382
6 flush_pending [function] [call site] 00385
6 flush_pending [function] [call site] 00388
6 flush_pending [function] [call site] 00390
6 flush_pending [function] [call site] 00392
6 deflate_stored [function] [call site] 00393
7 _tr_stored_block [function] [call site] 00394
8 bi_windup [function] [call site] 00395
7 flush_pending [function] [call site] 00396
7 _tr_stored_block [function] [call site] 00401
7 flush_pending [function] [call site] 00402
6 deflate_huff [function] [call site] 00403
7 fill_window [function] [call site] 00404
7 _tr_flush_block [function] [call site] 00407
8 detect_data_type [function] [call site] 00408
8 build_tree [function] [call site] 00409
9 pqdownheap [function] [call site] 00410
9 pqdownheap [function] [call site] 00411
9 pqdownheap [function] [call site] 00412
9 gen_bitlen [function] [call site] 00413
9 gen_codes [function] [call site] 00414
10 bi_reverse [function] [call site] 00415
8 build_tree [function] [call site] 00416
8 build_bl_tree [function] [call site] 00417
9 scan_tree [function] [call site] 00418
9 scan_tree [function] [call site] 00419
9 build_tree [function] [call site] 00420
8 _tr_stored_block [function] [call site] 00421
8 compress_block [function] [call site] 00422
8 send_all_trees [function] [call site] 00423
8 compress_block [function] [call site] 00426
8 init_block [function] [call site] 00427
8 bi_windup [function] [call site] 00428
7 flush_pending [function] [call site] 00429
7 _tr_flush_block [function] [call site] 00430
7 flush_pending [function] [call site] 00431
7 _tr_flush_block [function] [call site] 00432
7 flush_pending [function] [call site] 00433
6 deflate_rle [function] [call site] 00434
7 fill_window [function] [call site] 00435
7 _tr_flush_block [function] [call site] 00436
7 flush_pending [function] [call site] 00437
7 _tr_flush_block [function] [call site] 00438
7 flush_pending [function] [call site] 00439
7 _tr_flush_block [function] [call site] 00440
7 flush_pending [function] [call site] 00441
6 _tr_stored_block [function] [call site] 00444
6 flush_pending [function] [call site] 00445
6 putShortMSB [function] [call site] 00446
6 putShortMSB [function] [call site] 00447
6 flush_pending [function] [call site] 00448
5 __libelf_seterrno [function] [call site] 00449
5 do_deflate_cleanup [function] [call site] 00450
5 do_deflate_cleanup [function] [call site] 00451
5 realloc [call site] 00452
5 __libelf_seterrno [function] [call site] 00453
5 do_deflate_cleanup [function] [call site] 00454
5 __libelf_seterrno [function] [call site] 00455
5 do_deflate_cleanup [function] [call site] 00456
5 deflateEnd [function] [call site] 00457
3 __bswap_32 [function] [call site] 00458
3 __bswap_32 [function] [call site] 00459
3 __bswap_32 [function] [call site] 00460
3 __bswap_32 [function] [call site] 00461
3 __bswap_32 [function] [call site] 00462
3 __bswap_64 [function] [call site] 00463
3 __bswap_64 [function] [call site] 00464
3 __libelf_reset_rawdata [function] [call site] 00465
4 __libelf_set_data_list_rdlock [function] [call site] 00466
3 __libelf_seterrno [function] [call site] 00467
3 __libelf_decompress_elf [function] [call site] 00468
3 __libelf_data_type [function] [call site] 00469
3 __libelf_reset_rawdata [function] [call site] 00470
3 __libelf_seterrno [function] [call site] 00471
2 elf_getdata [function] [call site] 00472
2 elf_compress_gnu [function] [call site] 00473
3 __libelf_seterrno [function] [call site] 00474
3 gelf_getehdr [function] [call site] 00475
3 elf32_getshdr [function] [call site] 00476
3 elf64_getshdr [function] [call site] 00477
3 __libelf_seterrno [function] [call site] 00478
3 __libelf_compress [function] [call site] 00479
3 __bswap_64 [function] [call site] 00480
3 __libelf_reset_rawdata [function] [call site] 00481
3 elf_getdata [function] [call site] 00482
3 memcmp [call site] 00483
3 __libelf_seterrno [function] [call site] 00484
3 __bswap_64 [function] [call site] 00485
3 __libelf_decompress [function] [call site] 00486
3 __libelf_data_type [function] [call site] 00487
3 __libelf_reset_rawdata [function] [call site] 00488
3 __libelf_seterrno [function] [call site] 00489
2 elf_getdata [function] [call site] 00490
2 elf_end [function] [call site] 00491
3 eu_search_tree_fini [function] [call site] 00492
4 eu_tdestroy [function] [call site] 00493
5 tdestroy [call site] 00494
3 free_chunk [function] [call site] 00495
3 __assert_fail [call site] 00496
3 munmap [call site] 00497
2 close [call site] 00499
1 fuzz_logic_one [function] [call site] 00500
1 fuzz_logic_twice [function] [call site] 00501
2 elf_version [function] [call site] 00502
2 open [call site] 00503
2 elf_begin [function] [call site] 00504
2 elf_rawfile [function] [call site] 00505
3 __libelf_seterrno [function] [call site] 00506
3 __libelf_readall [function] [call site] 00507
4 __libelf_seterrno [function] [call site] 00508
4 libelf_acquire_all_children [function] [call site] 00509
5 libelf_acquire_all_children [function] [call site] 00510
4 fstat [call site] 00511
4 pread_retry [function] [call site] 00512
4 __libelf_seterrno [function] [call site] 00513
4 set_address [function] [call site] 00514
5 set_address [function] [call site] 00515
4 __libelf_seterrno [function] [call site] 00516
4 libelf_release_all_children [function] [call site] 00517
5 libelf_release_all_children [function] [call site] 00518
2 close [call site] 00520
1 fuzz_logic_twice [function] [call site] 00521
1 fuzz_logic_twice [function] [call site] 00522
1 fuzz_logic_twice [function] [call site] 00523
1 unlink [call site] 00524