Fuzz introspector: FuzzPacket
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
343 0 EP call site: 00000 packet_get

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 lexer_init [function] [call site] 00001
2 clock_gettime [call site] 00002
2 packet_reset [function] [call site] 00003
3 isgps_init [function] [call site] 00004
1 packet_parse [function] [call site] 00005
2 nextstate [function] [call site] 00006
3 rtcm2_decode [function] [call site] 00007
4 isgps_decode [function] [call site] 00008
5 gpsd_log [function] [call site] 00009
6 gpsd_vlog [function] [call site] 00010
7 gpsd_acquire_reporting_lock [function] [call site] 00011
8 pthread_mutex_lock [call site] 00012
8 strerror [call site] 00013
8 fprintf [call site] 00014
8 exit [call site] 00015
7 snprintf [call site] 00016
7 vsnprintf [call site] 00017
7 getpid [call site] 00018
7 getsid [call site] 00019
7 syslog [call site] 00020
7 fputs [call site] 00021
7 gpsd_release_reporting_lock [function] [call site] 00022
8 pthread_mutex_unlock [call site] 00023
8 strerror [call site] 00024
8 fprintf [call site] 00025
8 exit [call site] 00026
5 isgps_parity [function] [call site] 00028
5 isgps_parity [function] [call site] 00031
4 preamble_match [function] [call site] 00038
4 length_check [function] [call site] 00039
3 rtcm2_decode [function] [call site] 00040
3 rtcm2_decode [function] [call site] 00041
3 character_pushback [function] [call site] 00042
4 __ctype_b_loc [call site] 00043
3 rtcm2_decode [function] [call site] 00046
3 __ctype_b_loc [call site] 00047
3 character_pushback [function] [call site] 00049
3 character_pushback [function] [call site] 00050
3 character_pushback [function] [call site] 00051
3 __ctype_b_loc [call site] 00052
3 character_pushback [function] [call site] 00053
3 __ctype_b_loc [call site] 00054
3 character_pushback [function] [call site] 00055
3 __ctype_b_loc [call site] 00056
3 character_pushback [function] [call site] 00057
3 __ctype_b_loc [call site] 00058
3 character_pushback [function] [call site] 00059
3 character_pushback [function] [call site] 00060
3 character_pushback [function] [call site] 00061
3 memchr [call site] 00062
3 character_pushback [function] [call site] 00063
3 __ctype_b_loc [call site] 00064
3 character_pushback [function] [call site] 00065
3 character_pushback [function] [call site] 00066
3 __ctype_b_loc [call site] 00067
3 character_pushback [function] [call site] 00068
3 character_pushback [function] [call site] 00069
3 __ctype_b_loc [call site] 00070
3 character_pushback [function] [call site] 00071
3 __ctype_b_loc [call site] 00072
3 character_pushback [function] [call site] 00073
3 character_pushback [function] [call site] 00074
3 __ctype_b_loc [call site] 00075
3 character_pushback [function] [call site] 00076
3 character_pushback [function] [call site] 00077
3 __ctype_b_loc [call site] 00078
3 character_pushback [function] [call site] 00079
3 character_pushback [function] [call site] 00080
3 character_pushback [function] [call site] 00081
3 character_pushback [function] [call site] 00082
3 character_pushback [function] [call site] 00083
3 character_pushback [function] [call site] 00084
3 character_pushback [function] [call site] 00085
3 character_pushback [function] [call site] 00086
3 character_pushback [function] [call site] 00087
3 character_pushback [function] [call site] 00088
3 character_pushback [function] [call site] 00089
3 character_pushback [function] [call site] 00090
3 character_pushback [function] [call site] 00091
3 rtcm2_decode [function] [call site] 00092
3 character_pushback [function] [call site] 00093
3 rtcm2_decode [function] [call site] 00094
3 character_pushback [function] [call site] 00095
3 rtcm2_decode [function] [call site] 00096
3 character_pushback [function] [call site] 00097
3 rtcm2_decode [function] [call site] 00098
3 character_pushback [function] [call site] 00099
3 rtcm2_decode [function] [call site] 00100
3 character_pushback [function] [call site] 00101
3 rtcm2_decode [function] [call site] 00102
3 character_pushback [function] [call site] 00103
3 rtcm2_decode [function] [call site] 00104
3 character_pushback [function] [call site] 00105
3 rtcm2_decode [function] [call site] 00106
3 character_pushback [function] [call site] 00107
3 rtcm2_decode [function] [call site] 00108
3 character_pushback [function] [call site] 00109
3 rtcm2_decode [function] [call site] 00110
3 character_pushback [function] [call site] 00111
3 character_pushback [function] [call site] 00112
3 character_pushback [function] [call site] 00113
3 character_pushback [function] [call site] 00114
3 character_pushback [function] [call site] 00115
3 character_pushback [function] [call site] 00116
3 character_pushback [function] [call site] 00117
3 character_pushback [function] [call site] 00118
3 character_pushback [function] [call site] 00119
3 character_pushback [function] [call site] 00120
3 gpsd_packetdump [function] [call site] 00121
4 __ctype_b_loc [call site] 00122
4 gps_hexdump [function] [call site] 00123
3 character_pushback [function] [call site] 00126
3 character_pushback [function] [call site] 00127
3 character_pushback [function] [call site] 00128
3 spartn_auth_len [function] [call site] 00131
3 character_pushback [function] [call site] 00134
3 character_pushback [function] [call site] 00135
3 __ctype_b_loc [call site] 00136
3 character_pushback [function] [call site] 00137
3 __ctype_b_loc [call site] 00138
3 character_pushback [function] [call site] 00139
3 oncore_payload_cksum_length [function] [call site] 00140
3 character_pushback [function] [call site] 00141
3 character_pushback [function] [call site] 00142
3 character_pushback [function] [call site] 00143
3 character_pushback [function] [call site] 00144
3 character_pushback [function] [call site] 00146
3 character_pushback [function] [call site] 00147
3 character_pushback [function] [call site] 00149
3 character_pushback [function] [call site] 00150
3 character_pushback [function] [call site] 00151
3 character_pushback [function] [call site] 00154
3 character_pushback [function] [call site] 00155
3 character_pushback [function] [call site] 00156
3 character_pushback [function] [call site] 00157
3 character_pushback [function] [call site] 00158
3 character_pushback [function] [call site] 00159
3 character_pushback [function] [call site] 00160
3 character_pushback [function] [call site] 00161
3 character_pushback [function] [call site] 00162
3 character_pushback [function] [call site] 00163
3 character_pushback [function] [call site] 00164
3 character_pushback [function] [call site] 00165
3 character_pushback [function] [call site] 00166
3 character_pushback [function] [call site] 00167
3 character_pushback [function] [call site] 00168
3 character_pushback [function] [call site] 00169
3 character_pushback [function] [call site] 00170
3 character_pushback [function] [call site] 00172
3 character_pushback [function] [call site] 00173
3 character_pushback [function] [call site] 00174
3 character_pushback [function] [call site] 00175
3 character_pushback [function] [call site] 00176
3 character_pushback [function] [call site] 00177
3 character_pushback [function] [call site] 00178
3 character_pushback [function] [call site] 00179
3 character_discard [function] [call site] 00180
4 gpsd_packetdump [function] [call site] 00181
3 character_pushback [function] [call site] 00183
3 character_pushback [function] [call site] 00184
3 __ctype_b_loc [call site] 00185
3 character_pushback [function] [call site] 00186
3 greis_hex2bin [function] [call site] 00187
3 __ctype_b_loc [call site] 00188
3 character_pushback [function] [call site] 00189
3 greis_hex2bin [function] [call site] 00190
3 __ctype_b_loc [call site] 00191
3 character_pushback [function] [call site] 00192
3 greis_hex2bin [function] [call site] 00193
3 character_pushback [function] [call site] 00194
3 character_pushback [function] [call site] 00195
3 rtcm2_decode [function] [call site] 00196
3 character_pushback [function] [call site] 00197
3 rtcm2_decode [function] [call site] 00198
3 __ctype_b_loc [call site] 00199
3 __ctype_b_loc [call site] 00201
3 character_pushback [function] [call site] 00202
3 __ctype_b_loc [call site] 00203
3 character_pushback [function] [call site] 00204
3 character_pushback [function] [call site] 00205
3 memchr [call site] 00206
3 character_pushback [function] [call site] 00207
3 memchr [call site] 00208
3 character_pushback [function] [call site] 00209
3 __ctype_b_loc [call site] 00210
3 character_pushback [function] [call site] 00211
3 character_pushback [function] [call site] 00212
3 character_pushback [function] [call site] 00213
2 __ctype_b_loc [call site] 00214
2 nmea_checksum [function] [call site] 00216
3 str_starts_with [function] [call site] 00217
4 strncmp [call site] 00218
3 __ctype_b_loc [call site] 00219
3 snprintf [call site] 00220
3 toupper [call site] 00221
3 toupper [call site] 00222
2 gps_hexdump [function] [call site] 00226
2 casic_checksum [function] [call site] 00229
2 greis_checksum [function] [call site] 00235
3 greis_rotate_left [function] [call site] 00236
3 greis_rotate_left [function] [call site] 00237
2 character_discard [function] [call site] 00240
2 packet_accept [function] [call site] 00241
3 gpsd_packetdump [function] [call site] 00242
2 packet_discard [function] [call site] 00245
3 gpsd_packetdump [function] [call site] 00247
2 packet_accept [function] [call site] 00249
2 nmea_checksum [function] [call site] 00251
2 gps_hexdump [function] [call site] 00254
2 crc24q_check [function] [call site] 00256
3 crc24q_hash [function] [call site] 00257
2 crc24q_hash [function] [call site] 00258
2 packet_stash [function] [call site] 00260
3 gpsd_packetdump [function] [call site] 00261
2 packet_discard [function] [call site] 00263
2 packet_accept [function] [call site] 00276
2 packet_discard [function] [call site] 00277
2 packet_unstash [function] [call site] 00278
3 gpsd_packetdump [function] [call site] 00279
1 open [call site] 00282
1 lexer_init [function] [call site] 00283
1 packet_get [function] [call site] 00284
2 packet_get1 [function] [call site] 00285
3 packet_get1_chunked [function] [call site] 00286
4 __errno_location [call site] 00289
4 read [call site] 00291
4 strerror [call site] 00292
4 strerror [call site] 00296
4 gps_hexdump [function] [call site] 00298
4 strtol [call site] 00302
4 gps_hexdump [function] [call site] 00304
4 gps_hexdump [function] [call site] 00308
4 gps_hexdump [function] [call site] 00311
4 gps_hexdump [function] [call site] 00316
4 gps_hexdump [function] [call site] 00318
4 gps_hexdump [function] [call site] 00322
4 packet_parse [function] [call site] 00324
4 gps_hexdump [function] [call site] 00325
3 __errno_location [call site] 00328
3 read [call site] 00329
3 strerror [call site] 00331
3 gpsd_packetdump [function] [call site] 00333
3 strerror [call site] 00335
3 packet_parse [function] [call site] 00338
3 packet_discard [function] [call site] 00339
1 close [call site] 00343