Fuzz introspector: fuzz-pack-idx
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
243 40 trace2_cmd_error_va_fl call site: 00040 tr2_dst_get_trace_fd
10 10 load_idx call site: 00010 die
7 32 xwrite call site: 00032 trace2_cmd_error_va_fl
3 24 vfreportf call site: 00024 _
2 3 load_idx call site: 00003 error
2 21 vfreportf call site: 00021 fprintf
2 292 load_idx call site: 00292 error

Fuzzer calltree

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