Fuzz introspector: fuzz-parse-attr-line
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
116 160 strbuf_release call site: 00160 strbuf_grow
25 39 trace2_cmd_error_va_fl call site: 00039 tr2_dst_get_trace_fd
23 103 xrealloc call site: 00103 die
22 79 git_env_ulong call site: 00079 die
21 138 strbuf_vaddf call site: 00138 strbuf_addstr
10 10 strbuf_add call site: 00010 die
7 31 xwrite call site: 00031 trace2_cmd_error_va_fl
4 284 fprintf_ln call site: 00284 attr_name_valid
3 65 strbuf_add call site: 00065 BUG_fl
3 304 xmallocz call site: 00304 die
2 21 vfreportf call site: 00021 fprintf
2 24 vfreportf call site: 00024 _

Fuzzer calltree

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