Fuzz introspector: fuzz-config
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
115 161 strbuf_release call site: 00161 strbuf_release
57 5 strbuf_grow call site: 00005 die
26 102 strbuf_addch call site: 00102 tr2_sid_append_my_sid_component
22 71 git_env_ulong call site: 00071 die
21 139 strbuf_vaddf call site: 00139 strbuf_addstr
14 354 strbuf_detach call site: 00354 xstrfmt
5 95 xrealloc call site: 00095 die
4 134 strbuf_vaddf call site: 00134 strbuf_grow
3 65 strbuf_grow call site: 00065 xmalloc
3 304 hashmap_add call site: 00304 rehash
2 131 strbuf_vaddf call site: 00131 die
2 287 xcalloc call site: 00287 die

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 git_config_from_mem [function] [call site] 00001
2 do_config_from [function] [call site] 00002
3 strbuf_init [function] [call site] 00003
4 strbuf_grow [function] [call site] 00004
5 st_add [function] [call site] 00005
6 die [function] [call site] 00006
7 fputs [call site] 00007
7 common_exit [function] [call site] 00008
8 check_bug_if_BUG [function] [call site] 00009
9 BUG_fl [function] [call site] 00010
10 BUG_vfl [function] [call site] 00011
11 BUG_vfl_common [function] [call site] 00012
12 snprintf [call site] 00013
12 vreportf [function] [call site] 00014
13 vfreportf [function] [call site] 00015
14 strlen [call site] 00016
14 fprintf [call site] 00017
14 abort [call site] 00018
14 vsnprintf [call site] 00019
14 _ [function] [call site] 00020
15 gettext [call site] 00021
14 fprintf [call site] 00022
14 fflush [call site] 00023
14 fileno [call site] 00024
14 write_in_full [function] [call site] 00025
15 xwrite [function] [call site] 00026
16 write [call site] 00027
16 __errno_location [call site] 00028
16 __errno_location [call site] 00029
16 handle_nonblock [function] [call site] 00030
17 poll [call site] 00031
15 __errno_location [call site] 00032
11 abort [call site] 00033
11 trace2_cmd_error_va_fl [function] [call site] 00034
12 tr2_dst_trace_want [function] [call site] 00035
13 tr2_dst_get_trace_fd [function] [call site] 00036
14 tr2_sysenv_get [function] [call site] 00037
15 BUG_fl [function] [call site] 00038
15 getenv [call site] 00039
15 xstrdup [function] [call site] 00040
16 strdup [call site] 00041
16 die [function] [call site] 00042
17 exit [call site] 00043
14 strcmp [call site] 00044
14 strcasecmp [call site] 00045
14 strcmp [call site] 00046
14 strcasecmp [call site] 00047
14 strlen [call site] 00048
14 atoi [call site] 00049
14 is_absolute_path [function] [call site] 00050
15 git_is_dir_sep [function] [call site] 00051
15 git_has_dos_drive_prefix [function] [call site] 00052
14 is_directory [function] [call site] 00053
15 stat64 [call site] 00054
14 tr2_dst_try_auto_path [function] [call site] 00055
15 tr2_sid_get [function] [call site] 00056
16 tr2_sid_compute [function] [call site] 00057
17 getenv [call site] 00058
17 strbuf_addstr [function] [call site] 00059
18 strlen [call site] 00060
18 strbuf_add [function] [call site] 00061
19 strbuf_grow [function] [call site] 00062
20 st_mult [function] [call site] 00063
21 die [function] [call site] 00064
20 xrealloc [function] [call site] 00065
21 xmalloc [function] [call site] 00066
22 do_xmalloc [function] [call site] 00067
23 memory_limit_check [function] [call site] 00068
24 git_env_ulong [function] [call site] 00069
25 getenv [call site] 00070
25 git_parse_ulong [function] [call site] 00071
26 git_parse_unsigned [function] [call site] 00072
27 strchr [call site] 00073
27 __errno_location [call site] 00074
27 __errno_location [call site] 00075
27 strtoumax [call site] 00076
27 __errno_location [call site] 00077
27 __errno_location [call site] 00078
27 get_unit_factor [function] [call site] 00079
28 strcasecmp [call site] 00080
28 strcasecmp [call site] 00081
28 strcasecmp [call site] 00082
27 __errno_location [call site] 00083
27 __errno_location [call site] 00084
27 __errno_location [call site] 00085
25 _ [function] [call site] 00086
25 die [function] [call site] 00087
24 error [function] [call site] 00088
24 const_error [function] [call site] 00089
24 die [function] [call site] 00090
23 die [function] [call site] 00091
23 error [function] [call site] 00092
23 const_error [function] [call site] 00093
21 memory_limit_check [function] [call site] 00094
21 realloc [call site] 00095
21 die [function] [call site] 00096
19 strbuf_setlen [function] [call site] 00097
20 BUG_fl [function] [call site] 00098
20 __assert_fail [call site] 00099
17 strbuf_addch [function] [call site] 00100
18 strbuf_avail [function] [call site] 00101
18 strbuf_grow [function] [call site] 00102
17 tr2_sid_append_my_sid_component [function] [call site] 00103
18 getpid [call site] 00104
18 tr2_tbuf_utc_datetime [function] [call site] 00105
19 gettimeofday [call site] 00106
19 gmtime_r [call site] 00107
19 xsnprintf [function] [call site] 00108
20 vsnprintf [call site] 00109
20 _ [function] [call site] 00110
20 die [function] [call site] 00111
20 BUG_fl [function] [call site] 00112
18 strbuf_addstr [function] [call site] 00113
18 strbuf_addch [function] [call site] 00114
18 xgethostname [function] [call site] 00115
19 gethostname [call site] 00116
18 strbuf_add [function] [call site] 00117
18 git_hash_init [function] [call site] 00118
18 strlen [call site] 00119
18 git_hash_update [function] [call site] 00120
19 BUG_fl [function] [call site] 00121
18 git_hash_final [function] [call site] 00122
19 BUG_fl [function] [call site] 00123
18 hash_to_hex_algop_r [function] [call site] 00124
18 strbuf_addch [function] [call site] 00125
18 strbuf_add [function] [call site] 00126
18 strbuf_addf [function] [call site] 00127
19 strbuf_vaddf [function] [call site] 00128
20 strbuf_avail [function] [call site] 00129
20 strbuf_grow [function] [call site] 00130
20 vsnprintf [call site] 00131
20 _ [function] [call site] 00132
20 die [function] [call site] 00133
20 strbuf_avail [function] [call site] 00134
20 strbuf_grow [function] [call site] 00135
20 vsnprintf [call site] 00136
20 strbuf_avail [function] [call site] 00137
20 BUG_fl [function] [call site] 00138
20 strbuf_setlen [function] [call site] 00139
17 setenv [call site] 00140
15 strrchr [call site] 00141
15 strbuf_addstr [function] [call site] 00142
15 git_is_dir_sep [function] [call site] 00143
15 strbuf_addch [function] [call site] 00144
15 strbuf_addstr [function] [call site] 00145
15 tr2_dst_too_many_files [function] [call site] 00146
16 tr2_sysenv_get [function] [call site] 00147
16 atoi [call site] 00148
16 strbuf_addstr [function] [call site] 00149
16 git_is_dir_sep [function] [call site] 00150
16 strbuf_addbuf [function] [call site] 00151
17 strbuf_grow [function] [call site] 00152
17 strbuf_setlen [function] [call site] 00153
16 strbuf_addstr [function] [call site] 00154
16 stat64 [call site] 00155
16 opendir [call site] 00156
16 readdir64 [call site] 00157
16 closedir [call site] 00158
16 open64 [call site] 00159
16 strbuf_release [function] [call site] 00160
17 strbuf_init [function] [call site] 00161
16 strbuf_release [function] [call site] 00162
15 strbuf_setlen [function] [call site] 00163
15 strbuf_addf [function] [call site] 00164
15 open64 [call site] 00165
15 strbuf_release [function] [call site] 00166
15 tr2_dst_want_warning [function] [call site] 00167
16 tr2_sysenv_get [function] [call site] 00168
16 atoi [call site] 00169
15 tr2_sysenv_display_name [function] [call site] 00170
16 BUG_fl [function] [call site] 00171
15 warning [function] [call site] 00172
15 tr2_dst_want_warning [function] [call site] 00173
15 tr2_sysenv_display_name [function] [call site] 00174
15 __errno_location [call site] 00175
15 strerror [call site] 00176
15 warning [function] [call site] 00177
15 tr2_dst_trace_disable [function] [call site] 00178
16 close [call site] 00179
15 strbuf_release [function] [call site] 00180
15 strbuf_release [function] [call site] 00181
14 tr2_dst_try_path [function] [call site] 00182
15 open64 [call site] 00183
15 tr2_dst_want_warning [function] [call site] 00184
15 tr2_sysenv_display_name [function] [call site] 00185
15 __errno_location [call site] 00186
15 strerror [call site] 00187
15 warning [function] [call site] 00188
15 tr2_dst_trace_disable [function] [call site] 00189
14 starts_with [function] [call site] 00190
14 tr2_dst_try_unix_domain_socket [function] [call site] 00191
15 skip_prefix_impl [function] [call site] 00192
15 skip_prefix_impl [function] [call site] 00193
15 skip_prefix_impl [function] [call site] 00194
15 tr2_dst_want_warning [function] [call site] 00195
15 tr2_sysenv_display_name [function] [call site] 00196
15 warning [function] [call site] 00197
15 tr2_dst_trace_disable [function] [call site] 00198
15 is_absolute_path [function] [call site] 00199
15 strlen [call site] 00200
15 tr2_dst_want_warning [function] [call site] 00201
15 tr2_sysenv_display_name [function] [call site] 00202
15 warning [function] [call site] 00203
15 tr2_dst_trace_disable [function] [call site] 00204
15 tr2_dst_try_uds_connect [function] [call site] 00205
16 socket [call site] 00206
16 gitstrlcpy [function] [call site] 00207
17 strlen [call site] 00208
16 connect [call site] 00209
16 __errno_location [call site] 00210
16 close [call site] 00211
16 __errno_location [call site] 00212
15 __errno_location [call site] 00213
15 tr2_dst_try_uds_connect [function] [call site] 00214
15 tr2_dst_want_warning [function] [call site] 00215
15 tr2_sysenv_display_name [function] [call site] 00216
15 __errno_location [call site] 00217
15 strerror [call site] 00218
15 warning [function] [call site] 00219
15 tr2_dst_trace_disable [function] [call site] 00220
14 tr2_dst_malformed_warning [function] [call site] 00221
15 tr2_sysenv_display_name [function] [call site] 00222
15 warning [function] [call site] 00223
14 tr2_dst_trace_disable [function] [call site] 00224
11 common_exit [function] [call site] 00225
12 trace2_cmd_exit_fl [function] [call site] 00226
13 trace2_collect_process_info [function] [call site] 00227
14 trace2_is_enabled [function] [call site] 00228
14 getppid [call site] 00229
14 push_ancestry_name [function] [call site] 00230
15 stat_parent_pid [function] [call site] 00231
16 strbuf_addf [function] [call site] 00232
16 git_fopen [function] [call site] 00233
17 fopen64 [call site] 00234
17 fopen64 [call site] 00235
17 fileno [call site] 00236
17 fstat64 [call site] 00237
17 fclose [call site] 00238
17 fclose [call site] 00239
17 __errno_location [call site] 00240
16 strbuf_fread [function] [call site] 00241
17 strbuf_grow [function] [call site] 00242
17 fread [call site] 00243
17 strbuf_setlen [function] [call site] 00244
17 strbuf_release [function] [call site] 00245
16 parse_proc_stat [function] [call site] 00246
17 strchr [call site] 00247
17 strrchr [call site] 00248
17 strchr [call site] 00249
17 strtol [call site] 00250
17 strbuf_add [function] [call site] 00251
16 fclose [call site] 00252
16 strbuf_release [function] [call site] 00253
16 strbuf_release [function] [call site] 00254
15 strvec_push [function] [call site] 00255
16 xstrdup [function] [call site] 00256
16 strvec_push_nodup [function] [call site] 00257
17 st_mult [function] [call site] 00258
17 xrealloc [function] [call site] 00259
15 push_ancestry_name [function] [call site] 00260
16 strbuf_release [function] [call site] 00261
14 trace2_cmd_ancestry_fl [function] [call site] 00262
15 tr2_dst_trace_want [function] [call site] 00263
14 strvec_clear [function] [call site] 00264
15 strvec_init [function] [call site] 00265
13 getnanotime [function] [call site] 00266
14 highres_nanos [function] [call site] 00267
15 clock_gettime [call site] 00268
14 gettimeofday_nanos [function] [call site] 00269
15 gettimeofday [call site] 00270
14 gettimeofday_nanos [function] [call site] 00271
14 highres_nanos [function] [call site] 00272
13 tr2tls_absolute_elapsed [function] [call site] 00273
13 tr2_dst_trace_want [function] [call site] 00274
11 exit [call site] 00275
11 abort [call site] 00276
3 strbuf_init [function] [call site] 00277
3 kvi_from_source [function] [call site] 00278
4 strintern [function] [call site] 00279
5 strlen [call site] 00280
5 memintern [function] [call site] 00281
6 hashmap_init [function] [call site] 00282
7 alloc_table [function] [call site] 00283
8 xcalloc [function] [call site] 00284
9 die [function] [call site] 00285
9 memory_limit_check [function] [call site] 00286
9 calloc [call site] 00287
9 calloc [call site] 00288
9 die [function] [call site] 00289
6 pool_entry_cmp [function] [call site] 00290
7 memcmp [call site] 00291
6 memhash [function] [call site] 00292
6 hashmap_entry_init [function] [call site] 00293
6 hashmap_get [function] [call site] 00294
7 find_entry_ptr [function] [call site] 00295
8 bucket [function] [call site] 00296
8 entry_equals [function] [call site] 00297
6 container_of_or_null_offset [function] [call site] 00298
6 st_add [function] [call site] 00299
6 xcalloc [function] [call site] 00300
6 hashmap_entry_init [function] [call site] 00301
6 hashmap_add [function] [call site] 00302
7 alloc_table [function] [call site] 00303
7 bucket [function] [call site] 00304
7 rehash [function] [call site] 00305
8 alloc_table [function] [call site] 00306
8 bucket [function] [call site] 00307
3 git_parse_source [function] [call site] 00308
4 get_next_char [function] [call site] 00309
4 do_event [function] [call site] 00310
4 do_event [function] [call site] 00311
4 do_event [function] [call site] 00312
4 do_event [function] [call site] 00313
4 do_event [function] [call site] 00314
4 strbuf_setlen [function] [call site] 00315
4 get_base_var [function] [call site] 00316
5 get_next_char [function] [call site] 00317
5 get_extended_base_var [function] [call site] 00318
6 get_next_char [function] [call site] 00319
6 strbuf_addch [function] [call site] 00320
6 get_next_char [function] [call site] 00321
6 get_next_char [function] [call site] 00322
6 strbuf_addch [function] [call site] 00323
6 get_next_char [function] [call site] 00324
5 iskeychar [function] [call site] 00325
5 sane_case [function] [call site] 00326
5 strbuf_addch [function] [call site] 00327
4 strbuf_addch [function] [call site] 00328
4 do_event [function] [call site] 00329
4 strbuf_setlen [function] [call site] 00330
4 sane_case [function] [call site] 00331
4 strbuf_addch [function] [call site] 00332
4 get_value [function] [call site] 00333
5 get_next_char [function] [call site] 00334
5 iskeychar [function] [call site] 00335
5 sane_case [function] [call site] 00336
5 strbuf_addch [function] [call site] 00337
5 get_next_char [function] [call site] 00338
5 parse_value [function] [call site] 00339
6 strbuf_setlen [function] [call site] 00340
6 get_next_char [function] [call site] 00341
6 strbuf_setlen [function] [call site] 00342
6 strbuf_addch [function] [call site] 00343
6 get_next_char [function] [call site] 00344
6 strbuf_addch [function] [call site] 00345
6 strbuf_addch [function] [call site] 00346
4 do_event [function] [call site] 00347
4 _ [function] [call site] 00348
4 xstrfmt [function] [call site] 00349
5 xstrvfmt [function] [call site] 00350
6 strbuf_vaddf [function] [call site] 00351
6 strbuf_detach [function] [call site] 00352
7 strbuf_grow [function] [call site] 00353
7 strbuf_init [function] [call site] 00354
4 _ [function] [call site] 00355
4 xstrfmt [function] [call site] 00356
4 _ [function] [call site] 00357
4 xstrfmt [function] [call site] 00358
4 _ [function] [call site] 00359
4 xstrfmt [function] [call site] 00360
4 _ [function] [call site] 00361
4 xstrfmt [function] [call site] 00362
4 _ [function] [call site] 00363
4 xstrfmt [function] [call site] 00364
4 die [function] [call site] 00365
4 error [function] [call site] 00366
4 const_error [function] [call site] 00367
4 BUG_fl [function] [call site] 00368
3 strbuf_release [function] [call site] 00369
3 strbuf_release [function] [call site] 00370
1 config_parser_callback [function] [call site] 00371
2 strlen [call site] 00372
2 strlen [call site] 00373