Fuzz introspector: fuzz_cups
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
240 0 EP call site: 00000 _cupsRasterExecPS

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 calloc [call site] 00001
1 _cupsRasterExecPS [function] [call site] 00002
2 strdup [call site] 00003
2 _cupsRasterAddError [function] [call site] 00004
3 _cupsGlobals [function] [call site] 00005
4 pthread_once [call site] 00006
4 cups_globals_init [function] [call site] 00007
5 pthread_key_create [call site] 00008
5 cups_globals_free [function] [call site] 00009
6 _cupsStrFree [function] [call site] 00010
7 cupsMutexLock [function] [call site] 00011
8 pthread_mutex_lock [call site] 00012
7 cupsArrayFind [function] [call site] 00013
8 cups_array_find [function] [call site] 00014
7 cupsArrayRemove [function] [call site] 00015
8 cups_array_find [function] [call site] 00016
7 cupsMutexUnlock [function] [call site] 00017
8 pthread_mutex_unlock [call site] 00018
6 cupsArrayDelete [function] [call site] 00019
6 cupsArrayDelete [function] [call site] 00020
6 cupsArrayDelete [function] [call site] 00021
6 httpClose [function] [call site] 00022
7 _httpDisconnect [function] [call site] 00023
8 _httpTLSStop [function] [call site] 00024
9 SSL_get_SSL_CTX [call site] 00025
9 SSL_shutdown [call site] 00026
9 SSL_CTX_free [call site] 00027
9 SSL_free [call site] 00028
8 httpAddrClose [function] [call site] 00029
9 close [call site] 00030
9 unlink [call site] 00031
7 httpAddrFreeList [function] [call site] 00032
7 _httpFreeCredentials [function] [call site] 00033
8 sk_X509_free [function] [call site] 00034
9 OPENSSL_sk_free [call site] 00035
6 _httpFreeCredentials [function] [call site] 00036
6 cupsFileClose [function] [call site] 00037
7 cupsFileFlush [function] [call site] 00038
8 cups_compress [function] [call site] 00039
9 crc32 [call site] 00040
9 cups_write [function] [call site] 00041
10 send [call site] 00042
10 write [call site] 00043
10 __errno_location [call site] 00044
9 deflate [call site] 00045
8 cups_write [function] [call site] 00046
7 inflateEnd [call site] 00047
7 cups_write [function] [call site] 00048
7 deflate [call site] 00049
7 cups_write [function] [call site] 00050
7 deflateEnd [call site] 00051
7 httpAddrClose [function] [call site] 00052
7 close [call site] 00053
6 cupsFileClose [function] [call site] 00054
6 cupsFileClose [function] [call site] 00055
6 cupsArrayDelete [function] [call site] 00056
6 cupsArrayDelete [function] [call site] 00057
6 regfree [call site] 00058
6 cupsFreeOptions [function] [call site] 00059
7 _cupsStrFree [function] [call site] 00060
7 _cupsStrFree [function] [call site] 00061
4 pthread_getspecific [call site] 00062
4 cups_globals_alloc [function] [call site] 00063
5 getenv [call site] 00064
5 calloc [call site] 00065
5 getenv [call site] 00066
5 getenv [call site] 00067
5 getenv [call site] 00068
5 getauxval [call site] 00069
5 getenv [call site] 00070
5 getenv [call site] 00071
5 getenv [call site] 00072
5 getenv [call site] 00073
5 getenv [call site] 00074
5 getenv [call site] 00075
5 getuid [call site] 00076
5 strdup [call site] 00077
5 strdup [call site] 00078
5 getuid [call site] 00079
5 getpwuid_r [call site] 00080
5 cupsCopyString [function] [call site] 00081
6 strlen [call site] 00082
6 validate_end [function] [call site] 00083
5 snprintf [call site] 00084
5 snprintf [call site] 00085
5 snprintf [call site] 00086
5 access [call site] 00087
5 snprintf [call site] 00088
5 getuid [call site] 00089
5 snprintf [call site] 00090
5 strdup [call site] 00091
4 pthread_setspecific [call site] 00092
3 vsnprintf [call site] 00093
3 realloc [call site] 00094
2 new_stack [function] [call site] 00095
3 calloc [call site] 00096
3 calloc [call site] 00097
2 _cupsRasterAddError [function] [call site] 00098
2 scan_ps [function] [call site] 00099
3 __ctype_b_loc [call site] 00100
3 __ctype_b_loc [call site] 00101
3 tolower [call site] 00102
3 __ctype_b_loc [call site] 00103
3 tolower [call site] 00104
3 __ctype_b_loc [call site] 00105
3 __ctype_b_loc [call site] 00106
3 atoi [call site] 00107
3 strtol [call site] 00108
3 strchr [call site] 00109
3 __ctype_b_loc [call site] 00110
3 localeconv [call site] 00111
3 _cupsStrScand [function] [call site] 00112
4 _cups_isspace [function] [call site] 00113
4 __ctype_b_loc [call site] 00114
4 cupsCopyString [function] [call site] 00115
4 strlen [call site] 00116
4 __ctype_b_loc [call site] 00117
4 __ctype_b_loc [call site] 00118
4 atof [call site] 00119
3 strchr [call site] 00120
3 __ctype_b_loc [call site] 00121
3 strcmp [call site] 00122
3 strcmp [call site] 00123
3 strcmp [call site] 00124
3 strcmp [call site] 00125
3 strcmp [call site] 00126
3 strcmp [call site] 00127
3 strcmp [call site] 00128
3 strcmp [call site] 00129
3 strcmp [call site] 00130
3 strcmp [call site] 00131
3 strcmp [call site] 00132
3 push_stack [function] [call site] 00133
4 realloc [call site] 00134
2 pop_stack [function] [call site] 00135
2 cleartomark_stack [function] [call site] 00136
3 pop_stack [function] [call site] 00137
2 _cupsRasterAddError [function] [call site] 00138
2 pop_stack [function] [call site] 00139
2 pop_stack [function] [call site] 00140
2 copy_stack [function] [call site] 00141
3 push_stack [function] [call site] 00142
2 pop_stack [function] [call site] 00143
2 copy_stack [function] [call site] 00144
2 pop_stack [function] [call site] 00145
2 pop_stack [function] [call site] 00146
2 index_stack [function] [call site] 00147
3 push_stack [function] [call site] 00148
2 pop_stack [function] [call site] 00149
2 pop_stack [function] [call site] 00150
2 pop_stack [function] [call site] 00151
2 pop_stack [function] [call site] 00152
2 pop_stack [function] [call site] 00153
2 roll_stack [function] [call site] 00154
3 calloc [call site] 00155
3 calloc [call site] 00156
2 pop_stack [function] [call site] 00157
2 setpagedevice [function] [call site] 00158
3 strcmp [call site] 00159
3 cupsCopyString [function] [call site] 00160
3 strcmp [call site] 00161
3 cupsCopyString [function] [call site] 00162
3 strcmp [call site] 00163
3 cupsCopyString [function] [call site] 00164
3 strcmp [call site] 00165
3 cupsCopyString [function] [call site] 00166
3 strcmp [call site] 00167
3 strcmp [call site] 00168
3 strcmp [call site] 00169
3 strcmp [call site] 00170
3 strcmp [call site] 00171
3 strcmp [call site] 00172
3 strcmp [call site] 00173
3 strcmp [call site] 00174
3 strcmp [call site] 00175
3 strcmp [call site] 00176
3 strcmp [call site] 00177
3 strcmp [call site] 00178
3 strcmp [call site] 00179
3 strcmp [call site] 00180
3 strcmp [call site] 00181
3 strcmp [call site] 00182
3 strcmp [call site] 00183
3 strcmp [call site] 00184
3 strcmp [call site] 00185
3 strcmp [call site] 00186
3 strcmp [call site] 00187
3 strcmp [call site] 00188
3 strcmp [call site] 00189
3 strcmp [call site] 00190
3 strcmp [call site] 00191
3 strcmp [call site] 00192
3 strcmp [call site] 00193
3 strcmp [call site] 00194
3 strcmp [call site] 00195
3 strcmp [call site] 00196
3 strcmp [call site] 00197
3 strcmp [call site] 00198
3 strncmp [call site] 00199
3 atoi [call site] 00200
3 strncmp [call site] 00201
3 atoi [call site] 00202
3 strncmp [call site] 00203
3 atoi [call site] 00204
3 cupsCopyString [function] [call site] 00205
3 strcmp [call site] 00206
3 cupsCopyString [function] [call site] 00207
3 strcmp [call site] 00208
3 cupsCopyString [function] [call site] 00209
3 strcmp [call site] 00210
3 cupsCopyString [function] [call site] 00211
2 pop_stack [function] [call site] 00212
2 _cupsRasterAddError [function] [call site] 00213
2 error_stack [function] [call site] 00214
3 _cupsRasterAddError [function] [call site] 00215
3 error_object [function] [call site] 00216
4 _cupsRasterAddError [function] [call site] 00217
4 _cupsRasterAddError [function] [call site] 00218
4 _cupsRasterAddError [function] [call site] 00219
4 _cupsRasterAddError [function] [call site] 00220
4 _cupsRasterAddError [function] [call site] 00221
4 _cupsRasterAddError [function] [call site] 00222
4 _cupsRasterAddError [function] [call site] 00223
4 _cupsRasterAddError [function] [call site] 00224
4 _cupsRasterAddError [function] [call site] 00225
4 _cupsRasterAddError [function] [call site] 00226
4 _cupsRasterAddError [function] [call site] 00227
4 _cupsRasterAddError [function] [call site] 00228
4 _cupsRasterAddError [function] [call site] 00229
4 _cupsRasterAddError [function] [call site] 00230
4 _cupsRasterAddError [function] [call site] 00231
4 _cupsRasterAddError [function] [call site] 00232
4 _cupsRasterAddError [function] [call site] 00233
4 _cupsRasterAddError [function] [call site] 00234
4 _cupsRasterAddError [function] [call site] 00235
4 _cupsRasterAddError [function] [call site] 00236
4 _cupsRasterAddError [function] [call site] 00237
3 _cupsRasterAddError [function] [call site] 00238
2 delete_stack [function] [call site] 00239
2 delete_stack [function] [call site] 00240