Fuzz introspector: fuzz-config
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity Unique Reachable Complexities Unique Reachable Functions All non-covered Complexity All Reachable Complexity Function Name Function Callsite Blocked Branch
429 429 1 :

['rehash']

429 429 hashmap_add call site: 00279 /src/git/hashmap.c:246
416 416 3 :

['die', 'error', 'const_error.52762']

416 416 memory_limit_check call site: 00064 /src/git/wrapper.c:26
414 414 1 :

['BUG_fl']

414 414 config_buf_ungetc call site: 00000 /src/git/config.c:111
414 414 2 :

['die', '_.47116']

414 414 strbuf_vaddf call site: 00119 /src/git/strbuf.c:415
414 414 1 :

['BUG_fl']

414 414 strbuf_setlen call site: 00091 /src/git/./strbuf.h:166
0 0 None 830 3858 git_parse_source call site: 00284 /src/git/config.c:1061
0 0 None 830 3353 git_parse_source call site: 00284 /src/git/config.c:1066
0 0 None 429 431 hashmap_add call site: 00277 /src/git/hashmap.c:235
0 0 None 416 833 xrealloc call site: 00060 /src/git/wrapper.c:131
0 0 None 414 414 xcalloc call site: 00263 /src/git/wrapper.c:152
0 0 None 2 2 _ call site: 00018 /src/git/./gettext.h:48
0 0 None 2 2 _ call site: 00018 /src/git/./gettext.h:50

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