Fuzz introspector: fuzz_cfg_parser
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
271 233 parse_cfg call site: 00233 hash_ipanon
79 56 print_message call site: 00056 ring_write
36 598 cfg_eval_cond_and call site: 00598 compare_current_version
30 537 cfg_lookup_cond_pred call site: 00537 make_arg_list
20 569 ha_warning call site: 00569 memprintf
12 173 cfg_apply_default_path call site: 00173 ha_alert
8 31 b_room call site: 00031 b_tail
7 40 generate_usermsgs_ctx_str call site: 00040 b_tail
7 705 parse_cfg call site: 00705 check_section_position
4 3 ha_alert call site: 00003 print_message_args
4 528 cfg_free_cond_term call site: 00528 chunk_destroy
3 169 cfg_apply_default_path call site: 00169 memprintf

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 parse_cfg [function] [call site] 00001
2 ha_alert [function] [call site] 00002
3 warn_exec_path [function] [call site] 00003
4 get_exec_path [function] [call site] 00004
5 getauxval [call site] 00005
4 print_message_args [function] [call site] 00006
5 print_message [function] [call site] 00007
6 strncpy [call site] 00008
6 strlen [call site] 00009
6 getpid [call site] 00010
6 memprintf [function] [call site] 00011
7 memvprintf [function] [call site] 00012
8 vsnprintf [call site] 00013
8 my_realloc2 [function] [call site] 00014
9 realloc [call site] 00015
6 memvprintf [function] [call site] 00016
6 strlen [call site] 00017
6 reset_usermsgs_ctx [function] [call site] 00056
6 strlen [call site] 00057
6 strlen [call site] 00058
6 ring_write [function] [call site] 00059
7 varint_bytes [function] [call site] 00060
7 vp_ring_to_data [function] [call site] 00061
7 vp_peek_varint_ofs [function] [call site] 00064
8 vp_get_varint_ofs [function] [call site] 00065
7 vp_data_to_ring [function] [call site] 00070
7 vp_ring_to_room [function] [call site] 00071
7 vp_put_varint [function] [call site] 00072
8 vp_put_varint_ofs [function] [call site] 00073
7 vp_putblk [function] [call site] 00078
8 vp_putblk_ofs [function] [call site] 00079
7 vp_putblk [function] [call site] 00081
7 vp_putchr [function] [call site] 00082
7 _mt_list_lock_next [function] [call site] 00083
8 mt_list_wait [function] [call site] 00084
9 mt_list_prng [function] [call site] 00085
7 _mt_list_unlock_prev [function] [call site] 00086
7 _task_wakeup [function] [call site] 00087
8 complain [function] [call site] 00088
9 strlen [call site] 00089
9 write [call site] 00090
9 mark_tainted [function] [call site] 00091
9 mark_tainted [function] [call site] 00092
8 ha_backtrace_to_stderr [function] [call site] 00093
9 ha_dump_backtrace [function] [call site] 00095
10 sigemptyset [call site] 00096
10 sigprocmask [call site] 00097
10 snprintf [call site] 00098
10 chunk_appendf [function] [call site] 00099
11 vsnprintf [call site] 00100
10 dump_addr_and_bytes [function] [call site] 00101
11 chunk_appendf [function] [call site] 00102
11 may_access [function] [call site] 00103
12 stat [call site] 00104
12 __errno_location [call site] 00105
11 chunk_appendf [function] [call site] 00106
11 chunk_appendf [function] [call site] 00107
10 resolve_sym_name [function] [call site] 00108
11 chunk_appendf [function] [call site] 00109
11 chunk_appendf [function] [call site] 00110
11 chunk_appendf [function] [call site] 00111
11 chunk_appendf [function] [call site] 00112
11 chunk_appendf [function] [call site] 00113
10 may_access [function] [call site] 00114
10 resolve_sym_name [function] [call site] 00115
10 chunk_appendf [function] [call site] 00116
10 sigprocmask [call site] 00117
9 write [call site] 00118
8 strlen [call site] 00119
8 write [call site] 00120
8 __task_wakeup [function] [call site] 00121
9 now_mono_time [function] [call site] 00122
10 clock_gettime [call site] 00123
9 eb32_insert [function] [call site] 00124
10 eb_dotag [function] [call site] 00125
10 eb_gettag [function] [call site] 00126
10 eb_untag [function] [call site] 00127
10 eb_insert_dup [function] [call site] 00128
11 eb_dotag [function] [call site] 00129
11 eb_gettag [function] [call site] 00130
11 eb_untag [function] [call site] 00131
7 _mt_list_unlock_next [function] [call site] 00133
7 mt_list_unlock_link [function] [call site] 00134
6 usermsgs_put [function] [call site] 00162
6 fprintf [call site] 00163
6 fflush [call site] 00164
4 print_message_args [function] [call site] 00165
3 print_message [function] [call site] 00166
2 cfg_apply_default_path [function] [call site] 00167
3 strrchr [call site] 00168
3 getcwd [call site] 00169
3 __errno_location [call site] 00170
3 strerror [call site] 00171
3 memprintf [function] [call site] 00172
3 chdir [call site] 00173
3 __errno_location [call site] 00174
3 strerror [call site] 00175
3 memprintf [function] [call site] 00176
3 snprintf [call site] 00177
3 memprintf [function] [call site] 00178
3 memprintf [function] [call site] 00179
3 memprintf [function] [call site] 00180
3 chdir [call site] 00181
3 __errno_location [call site] 00182
3 strerror [call site] 00183
3 memprintf [function] [call site] 00184
2 fgets_from_mem [function] [call site] 00186
3 memchr [call site] 00187
2 strlen [call site] 00190
2 realloc [call site] 00191
2 __ctype_b_loc [call site] 00193
2 cfg_parse_scope [function] [call site] 00194
3 strchr [call site] 00195
3 my_strndup [function] [call site] 00197
3 invalid_char [function] [call site] 00198
4 __ctype_b_loc [call site] 00199
3 __ctype_b_loc [call site] 00201
2 parse_line [function] [call site] 00203
3 toupper [call site] 00205
3 toupper [call site] 00206
3 __ctype_b_loc [call site] 00207
3 __ctype_b_loc [call site] 00208
3 __ctype_b_loc [call site] 00209
3 __ctype_b_loc [call site] 00210
3 strcmp [call site] 00211
3 strcmp [call site] 00214
3 strcmp [call site] 00215
3 getenv [call site] 00216
3 __ctype_b_loc [call site] 00217
3 __ctype_b_loc [call site] 00218
2 sanitize_for_printing [function] [call site] 00219
3 __ctype_b_loc [call site] 00220
3 __ctype_b_loc [call site] 00221
2 sanitize_for_printing [function] [call site] 00223
2 sanitize_for_printing [function] [call site] 00225
2 sanitize_for_printing [function] [call site] 00227
2 sanitize_for_printing [function] [call site] 00229
2 my_realloc2 [function] [call site] 00231
2 qfprintf [function] [call site] 00234
3 vfprintf [call site] 00235
3 fflush [call site] 00236
2 strcmp [call site] 00237
2 hash_anon [function] [call site] 00241
3 strlen [call site] 00242
3 XXH_INLINE_XXH32 [function] [call site] 00243
4 XXH32_endian_align [function] [call site] 00244
5 XXH_readLE32_align [function] [call site] 00245
6 XXH_readLE32 [function] [call site] 00246
7 XXH_read32 [function] [call site] 00247
5 XXH32_round [function] [call site] 00248
5 XXH_readLE32_align [function] [call site] 00249
5 XXH32_round [function] [call site] 00250
5 XXH_readLE32_align [function] [call site] 00251
5 XXH32_round [function] [call site] 00252
5 XXH_readLE32_align [function] [call site] 00253
5 XXH32_round [function] [call site] 00254
5 XXH32_finalize [function] [call site] 00255
6 XXH_readLE32_align [function] [call site] 00256
6 XXH32_avalanche [function] [call site] 00257
3 snprintf [call site] 00258
2 strcmp [call site] 00263
2 strcmp [call site] 00265
2 strcmp [call site] 00267
2 strcmp [call site] 00268
2 strcmp [call site] 00270
2 hash_ipanon [function] [call site] 00272
3 strcmp [call site] 00273
3 strcmp [call site] 00274
3 strcmp [call site] 00275
3 strncmp [call site] 00276
3 strncmp [call site] 00277
3 str2ip2 [function] [call site] 00278
4 get_host_port [function] [call site] 00279
5 ntohs [call site] 00280
5 ntohs [call site] 00281
4 strlen [call site] 00282
4 set_host_port [function] [call site] 00283
5 htons [call site] 00284
5 htons [call site] 00285
4 set_host_port [function] [call site] 00286
4 inet_pton [call site] 00287
4 set_host_port [function] [call site] 00288
4 inet_pton [call site] 00289
4 set_host_port [function] [call site] 00290
4 resolv_hostname_validation [function] [call site] 00291
5 strlen [call site] 00292
4 gethostbyname [call site] 00293
4 set_host_port [function] [call site] 00294
4 set_host_port [function] [call site] 00295
3 hash_anon [function] [call site] 00296
3 str2sa_range [function] [call site] 00297
4 strdup [call site] 00298
4 env_expand [function] [call site] 00299
5 __ctype_b_loc [call site] 00300
5 getenv [call site] 00301
5 strlen [call site] 00302
5 my_realloc2 [function] [call site] 00303
4 memprintf [function] [call site] 00304
4 memprintf [function] [call site] 00305
4 strncmp [call site] 00306
4 strncmp [call site] 00307
4 strncmp [call site] 00308
4 strncmp [call site] 00309
4 strncmp [call site] 00310
4 strncmp [call site] 00311
4 strncmp [call site] 00312
4 strncmp [call site] 00313
4 strncmp [call site] 00314
4 strncmp [call site] 00315
4 strncmp [call site] 00316
4 strncmp [call site] 00317
4 strncmp [call site] 00318
4 strncmp [call site] 00319
4 strncmp [call site] 00320
4 strncmp [call site] 00321
4 strncmp [call site] 00322
4 strncmp [call site] 00323
4 strncmp [call site] 00324
4 strncmp [call site] 00325
4 strncmp [call site] 00326
4 strncmp [call site] 00327
4 strncmp [call site] 00328
4 strncmp [call site] 00329
4 strncmp [call site] 00330
4 memprintf [function] [call site] 00331
4 mark_tainted [function] [call site] 00332
4 strtol [call site] 00333
4 memprintf [function] [call site] 00334
4 getsockname [call site] 00335
4 __errno_location [call site] 00336
4 strerror [call site] 00337
4 strtol [call site] 00338
4 memprintf [function] [call site] 00339
4 getsockname [call site] 00340
4 __errno_location [call site] 00341
4 strerror [call site] 00342
4 memprintf [function] [call site] 00343
4 getsockopt [call site] 00344
4 memprintf [function] [call site] 00345
4 get_host_port [function] [call site] 00346
4 memprintf [function] [call site] 00347
4 strlen [call site] 00348
4 strlen [call site] 00349
4 memprintf [function] [call site] 00350
4 strlen [call site] 00351
4 memprintf [function] [call site] 00352
4 memprintf [function] [call site] 00353
4 __ctype_b_loc [call site] 00354
4 strchr [call site] 00355
4 memprintf [function] [call site] 00356
4 strtol [call site] 00357
4 memprintf [function] [call site] 00358
4 strtol [call site] 00359
4 memprintf [function] [call site] 00360
4 memprintf [function] [call site] 00361
4 memprintf [function] [call site] 00362
4 memprintf [function] [call site] 00363
4 memprintf [function] [call site] 00364
4 strtol [call site] 00365
4 memprintf [function] [call site] 00366
4 memprintf [function] [call site] 00367
4 strtol [call site] 00368
4 memprintf [function] [call site] 00369
4 memprintf [function] [call site] 00370
4 memprintf [function] [call site] 00371
4 memprintf [function] [call site] 00374
4 strlen [call site] 00375
4 set_host_port [function] [call site] 00376
4 memprintf [function] [call site] 00377
4 memprintf [function] [call site] 00378
4 protocol_lookup [function] [call site] 00379
4 memprintf [function] [call site] 00380
4 memprintf [function] [call site] 00381
3 hash_anon [function] [call site] 00382
3 addr_to_str [function] [call site] 00383
4 inet_ntop [call site] 00384
3 get_host_port [function] [call site] 00385
3 strncmp [call site] 00386
3 strlen [call site] 00387
3 XXH_INLINE_XXH32 [function] [call site] 00388
3 snprintf [call site] 00389
3 strlen [call site] 00390
3 XXH_INLINE_XXH32 [function] [call site] 00391
3 snprintf [call site] 00392
3 strcmp [call site] 00393
3 strlen [call site] 00394
3 XXH_INLINE_XXH32 [function] [call site] 00395
3 snprintf [call site] 00396
3 strlen [call site] 00397
3 XXH_INLINE_XXH32 [function] [call site] 00398
3 snprintf [call site] 00399
3 hash_anon [function] [call site] 00400
2 strcmp [call site] 00405
2 strcmp [call site] 00407
2 strcmp [call site] 00409
2 hash_anon [function] [call site] 00410
2 strcmp [call site] 00414
2 hash_ipanon [function] [call site] 00416
2 strcmp [call site] 00420
2 hash_anon [function] [call site] 00421
2 hash_ipanon [function] [call site] 00423
2 strcmp [call site] 00427
2 strcmp [call site] 00429
2 hash_anon [function] [call site] 00430
2 strcmp [call site] 00435
2 hash_anon [function] [call site] 00436
2 strcmp [call site] 00440
2 strcmp [call site] 00442
2 hash_ipanon [function] [call site] 00444
2 strcmp [call site] 00448
2 hash_anon [function] [call site] 00449
2 hash_ipanon [function] [call site] 00451
2 strcmp [call site] 00455
2 hash_anon [function] [call site] 00456
2 strcmp [call site] 00460
2 hash_anon [function] [call site] 00461
2 strcmp [call site] 00463
2 hash_ipanon [function] [call site] 00464
2 strcmp [call site] 00468
2 hash_anon [function] [call site] 00469
2 hash_ipanon [function] [call site] 00470
2 strcmp [call site] 00474
2 strcmp [call site] 00478
2 strcmp [call site] 00482
2 strcmp [call site] 00486
2 strcmp [call site] 00490
2 hash_anon [function] [call site] 00491
2 strcmp [call site] 00493
2 hash_anon [function] [call site] 00494
2 strcmp [call site] 00499
2 hash_anon [function] [call site] 00500
2 strcmp [call site] 00505
2 strlen [call site] 00506
2 cfg_eval_condition [function] [call site] 00508
3 cfg_parse_cond_expr [function] [call site] 00509
4 memprintf [function] [call site] 00510
4 calloc [call site] 00511
4 memprintf [function] [call site] 00512
4 cfg_parse_cond_and [function] [call site] 00513
5 memprintf [function] [call site] 00514
5 calloc [call site] 00515
5 memprintf [function] [call site] 00516
5 cfg_parse_cond_term [function] [call site] 00517
6 calloc [call site] 00518
6 memprintf [function] [call site] 00519
6 strtol [call site] 00520
6 cfg_parse_cond_expr [function] [call site] 00521
7 memprintf [function] [call site] 00522
7 cfg_parse_cond_expr [function] [call site] 00523
8 cfg_free_cond_expr [function] [call site] 00524
9 cfg_free_cond_and [function] [call site] 00525
10 cfg_free_cond_term [function] [call site] 00526
11 cfg_free_cond_expr [function] [call site] 00527
11 free_args [function] [call site] 00528
12 chunk_destroy [function] [call site] 00529
13 chunk_drop [function] [call site] 00530
12 regex_free [function] [call site] 00531
13 regfree [call site] 00532
6 memprintf [function] [call site] 00533
6 cfg_lookup_cond_pred [function] [call site] 00534
7 strcspn [call site] 00535
7 strlen [call site] 00536
7 strncmp [call site] 00537
6 strlen [call site] 00538
6 make_arg_list [function] [call site] 00539
7 calloc [call site] 00540
7 chunk_reset [function] [call site] 00541
7 read_int64 [function] [call site] 00542
8 read_uint64 [function] [call site] 00543
7 arg_list_add [function] [call site] 00544
8 arg_list_clone [function] [call site] 00545
9 calloc [call site] 00546
7 my_strndup [function] [call site] 00547
7 inet_pton [call site] 00548
7 str2mask [function] [call site] 00549
8 strchr [call site] 00550
8 inet_pton [call site] 00551
8 strtol [call site] 00552
8 len2mask4 [function] [call site] 00553
9 htonl [call site] 00554
7 inet_pton [call site] 00555
7 str2mask6 [function] [call site] 00556
8 strchr [call site] 00557
8 inet_pton [call site] 00558
8 strtol [call site] 00559
7 parse_time_err [function] [call site] 00565
8 __ctype_b_loc [call site] 00566
8 ha_warning [function] [call site] 00567
9 warn_exec_path [function] [call site] 00568
9 print_message [function] [call site] 00569
7 parse_size_ui [function] [call site] 00570
8 __ctype_b_loc [call site] 00571
7 parse_dotted_uints [function] [call site] 00572
8 strlen [call site] 00573
8 read_uint [function] [call site] 00574
9 __read_uint [function] [call site] 00575
8 my_realloc2 [function] [call site] 00576
7 memprintf [function] [call site] 00577
7 my_strndup [function] [call site] 00578
7 memprintf [function] [call site] 00579
7 memprintf [function] [call site] 00580
7 free_args [function] [call site] 00581
7 memprintf [function] [call site] 00582
7 memprintf [function] [call site] 00583
7 memprintf [function] [call site] 00584
7 memprintf [function] [call site] 00585
7 memprintf [function] [call site] 00586
7 memprintf [function] [call site] 00587
7 memprintf [function] [call site] 00588
6 memprintf [function] [call site] 00589
6 memprintf [function] [call site] 00590
6 cfg_free_cond_term [function] [call site] 00591
5 memprintf [function] [call site] 00592
5 cfg_parse_cond_and [function] [call site] 00593
6 cfg_free_cond_and [function] [call site] 00594
3 memprintf [function] [call site] 00595
3 cfg_eval_cond_expr [function] [call site] 00596
4 cfg_eval_cond_and [function] [call site] 00597
5 cfg_eval_cond_term [function] [call site] 00598
6 getenv [call site] 00599
6 strstr [call site] 00600
6 strcmp [call site] 00601
6 strcmp [call site] 00602
6 strstr [call site] 00603
6 compare_current_version [function] [call site] 00604
7 split_version [function] [call site] 00605
8 strtol [call site] 00606
8 strtol [call site] 00607
8 strtol [call site] 00608
8 strtol [call site] 00609
8 strncmp [call site] 00610
8 strncmp [call site] 00611
8 strncmp [call site] 00612
8 strtol [call site] 00613
8 strrchr [call site] 00614
8 strtol [call site] 00615
8 strtol [call site] 00616
7 split_version [function] [call site] 00617
6 compare_current_version [function] [call site] 00618
6 openssl_compare_current_version [function] [call site] 00619
6 openssl_compare_current_version [function] [call site] 00620
6 awslc_compare_current_api [function] [call site] 00621
6 awslc_compare_current_api [function] [call site] 00622
6 openssl_compare_current_name [function] [call site] 00623
6 cfg_eval_cond_enabled [function] [call site] 00624
7 strcmp [call site] 00625
7 strcmp [call site] 00626
7 strcmp [call site] 00627
7 strcmp [call site] 00628
7 strcmp [call site] 00629
7 strcmp [call site] 00630
7 strcmp [call site] 00631
7 strcmp [call site] 00632
7 strcmp [call site] 00633
6 memprintf [function] [call site] 00634
6 cfg_eval_cond_expr [function] [call site] 00635
6 memprintf [function] [call site] 00636
3 memprintf [function] [call site] 00637
3 cfg_free_cond_expr [function] [call site] 00638
2 sanitize_for_printing [function] [call site] 00639
2 strcmp [call site] 00641
2 strlen [call site] 00642
2 cfg_eval_condition [function] [call site] 00645
2 sanitize_for_printing [function] [call site] 00646
2 strcmp [call site] 00648
2 strcmp [call site] 00652
2 strcmp [call site] 00655
2 strcmp [call site] 00658
2 ha_warning [function] [call site] 00660
2 strcmp [call site] 00661
2 ha_notice [function] [call site] 00663
3 print_message [function] [call site] 00664
2 strcmp [call site] 00665
2 ha_diag_warning [function] [call site] 00667
3 _ha_vdiag_warning [function] [call site] 00668
4 warn_exec_path [function] [call site] 00669
4 print_message [function] [call site] 00670
2 strlen [call site] 00672
2 __ctype_b_loc [call site] 00673
2 sanitize_for_printing [function] [call site] 00674
2 __ctype_b_loc [call site] 00676
2 env_suggest [function] [call site] 00678
3 make_word_fingerprint_with_len [function] [call site] 00680
4 update_word_fingerprint_with_len [function] [call site] 00681
5 tolower [call site] 00682
5 tolower [call site] 00683
3 strlen [call site] 00684
3 make_word_fingerprint_with_len [function] [call site] 00688
3 word_fingerprint_distance [function] [call site] 00689
2 ha_notice [function] [call site] 00695
2 strcmp [call site] 00696
2 lshift_args [function] [call site] 00697
2 strcmp [call site] 00698
2 lshift_args [function] [call site] 00699
2 strcmp [call site] 00700
2 strcmp [call site] 00701
2 strcmp [call site] 00702
2 strcmp [call site] 00703
2 strcmp [call site] 00704
2 strcmp [call site] 00706
2 strdup [call site] 00707
2 check_section_position [function] [call site] 00708
3 strcmp [call site] 00709
3 _ha_diag_warning [function] [call site] 00710
4 _ha_vdiag_warning [function] [call site] 00711
2 strcmp [call site] 00712
2 strcmp [call site] 00714
2 strcmp [call site] 00715
2 strcmp [call site] 00717