Fuzz introspector: dns_qpkey_name_fuzzer
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
28 119 get_size_info call site: 00119 mem_realloc
16 89 isc_mem_inuse call site: 00089 write_errno
15 71 mem_get call site: 00071 total_inuse
12 106 isc__mem_get call site: 00106 isc__mem_reget
4 179 dns_name__fullcompare call site: 00179 dns_name__countlabels
2 58 isc_buffer_putuint8 call site: 00058 isc__mem_get
1 6 isc_buffer_init call site: 00006 abort
1 65 get_header_size call site: 00065 isc_assertion_failed

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 dns_fixedname_initname [function] [call site] 00001
2 dns_fixedname_init [function] [call site] 00002
3 dns_linkedname_init [function] [call site] 00003
4 dns_name_init [function] [call site] 00004
3 isc_buffer_init [function] [call site] 00005
4 isc_assertion_failed [function] [call site] 00006
5 abort [call site] 00007
3 dns_linkedname_name [function] [call site] 00008
3 dns_name_setbuffer [function] [call site] 00009
4 isc_assertion_failed [function] [call site] 00010
4 isc_assertion_failed [function] [call site] 00011
2 dns_fixedname_name [function] [call site] 00012
3 dns_linkedname_name [function] [call site] 00013
1 dns_fixedname_initname [function] [call site] 00014
1 dns_fixedname_initname [function] [call site] 00015
1 isc_buffer_init [function] [call site] 00016
1 isc_buffer_add [function] [call site] 00017
2 isc_assertion_failed [function] [call site] 00018
2 isc_assertion_failed [function] [call site] 00019
1 isc_buffer_setactive [function] [call site] 00020
2 isc_assertion_failed [function] [call site] 00021
2 isc_assertion_failed [function] [call site] 00022
1 dns_name_fromwire [function] [call site] 00023
2 isc_assertion_failed [function] [call site] 00024
2 isc_assertion_failed [function] [call site] 00025
2 isc_assertion_failed [function] [call site] 00026
2 isc_buffer_clear [function] [call site] 00027
3 isc_assertion_failed [function] [call site] 00028
2 dns_decompress_getpermitted [function] [call site] 00029
2 isc_buffer_forward [function] [call site] 00030
3 isc_assertion_failed [function] [call site] 00031
3 isc_assertion_failed [function] [call site] 00032
2 isc_buffer_add [function] [call site] 00033
1 dns_qpkey_fromname [function] [call site] 00034
2 isc_assertion_failed [function] [call site] 00035
2 dns_name_offsets [function] [call site] 00036
3 isc_assertion_failed [function] [call site] 00037
3 isc_assertion_failed [function] [call site] 00038
3 isc_assertion_failed [function] [call site] 00039
3 isc_assertion_failed [function] [call site] 00040
3 isc_assertion_failed [function] [call site] 00041
2 isc_assertion_failed [function] [call site] 00042
1 dns_qpkey_toname [function] [call site] 00043
2 isc_assertion_failed [function] [call site] 00044
2 isc_assertion_failed [function] [call site] 00045
2 isc_assertion_failed [function] [call site] 00046
2 dns_name_reset [function] [call site] 00047
3 isc_assertion_failed [function] [call site] 00048
3 isc_assertion_failed [function] [call site] 00049
3 isc_buffer_clear [function] [call site] 00050
2 isc_assertion_failed [function] [call site] 00051
2 isc_assertion_failed [function] [call site] 00052
2 qpkey_bit [function] [call site] 00053
2 qpkey_bit [function] [call site] 00054
2 isc_assertion_failed [function] [call site] 00055
2 isc_buffer_putuint8 [function] [call site] 00056
3 isc_assertion_failed [function] [call site] 00057
3 isc_buffer_reserve [function] [call site] 00058
4 isc_assertion_failed [function] [call site] 00059
4 isc__mem_get [function] [call site] 00060
5 isc_assertion_failed [function] [call site] 00061
5 mem_get [function] [call site] 00062
6 mallocx [function] [call site] 00063
7 get_header_size [function] [call site] 00064
8 get_aligned_size [function] [call site] 00065
9 isc_assertion_failed [function] [call site] 00066
7 get_aligned_size [function] [call site] 00067
7 isc_assertion_failed [function] [call site] 00068
7 aligned_alloc [call site] 00069
7 isc_assertion_failed [function] [call site] 00070
6 oom [function] [call site] 00071
7 fileno [call site] 00072
7 write_string [function] [call site] 00073
8 strlen [call site] 00074
8 write [call site] 00075
8 abort [call site] 00076
7 write_size [function] [call site] 00077
8 write_string [function] [call site] 00078
7 write_string [function] [call site] 00079
7 total_inuse [function] [call site] 00080
8 pthread_mutex_lock [call site] 00081
8 isc_string_strerror_r [function] [call site] 00082
9 __xpg_strerror_r [call site] 00083
8 isc_error_fatal [function] [call site] 00084
9 abort [call site] 00085
8 isc_mem_inuse [function] [call site] 00086
9 isc_assertion_failed [function] [call site] 00087
9 isc_tid_count [function] [call site] 00088
9 isc_assertion_failed [function] [call site] 00089
8 pthread_mutex_unlock [call site] 00090
8 isc_string_strerror_r [function] [call site] 00091
8 isc_error_fatal [function] [call site] 00092
7 write_size [function] [call site] 00093
7 write_string [function] [call site] 00094
7 __errno_location [call site] 00095
7 write_errno [function] [call site] 00096
8 isc_string_strerror_r [function] [call site] 00097
8 write_string [function] [call site] 00098
7 write_string [function] [call site] 00099
7 write_backtrace [function] [call site] 00100
8 isc_backtrace [function] [call site] 00101
9 backtrace [call site] 00102
8 isc_backtrace_symbols_fd [function] [call site] 00103
9 backtrace_symbols_fd [call site] 00104
7 abort [call site] 00105
5 mem_getstats [function] [call site] 00106
6 isc_tid [function] [call site] 00107
4 isc_assertion_failed [function] [call site] 00108
4 isc__mem_reget [function] [call site] 00109
5 isc_assertion_failed [function] [call site] 00110
5 isc__mem_get [function] [call site] 00111
5 isc__mem_put [function] [call site] 00112
6 isc_assertion_failed [function] [call site] 00113
6 mem_putstats [function] [call site] 00114
7 isc_tid [function] [call site] 00115
6 mem_put [function] [call site] 00116
7 sdallocx [function] [call site] 00117
8 get_size_info [function] [call site] 00118
9 get_header_size [function] [call site] 00119
8 get_header_size [function] [call site] 00120
8 isc_assertion_failed [function] [call site] 00121
8 get_aligned_size [function] [call site] 00122
8 isc_assertion_failed [function] [call site] 00123
8 free_aligned_sized [function] [call site] 00124
8 isc_assertion_failed [function] [call site] 00125
8 free_sized [function] [call site] 00126
7 mem_purge [function] [call site] 00127
8 isc_stdtime_now [function] [call site] 00128
9 clock_gettime [call site] 00129
9 __errno_location [call site] 00130
9 isc_string_strerror_r [function] [call site] 00131
9 isc_error_fatal [function] [call site] 00132
9 isc_assertion_failed [function] [call site] 00133
8 malloc_trim [call site] 00134
5 mem_putstats [function] [call site] 00135
5 mem_realloc [function] [call site] 00136
6 rallocx [function] [call site] 00137
7 get_header_size [function] [call site] 00138
7 get_size_info [function] [call site] 00139
7 isc_assertion_failed [function] [call site] 00140
7 mallocx [function] [call site] 00141
7 sdallocx [function] [call site] 00142
7 get_size_info [function] [call site] 00143
7 isc_assertion_failed [function] [call site] 00144
7 realloc [call site] 00145
6 oom [function] [call site] 00146
5 mem_getstats [function] [call site] 00147
2 qpkey_bit [function] [call site] 00148
2 qp_common_character [function] [call site] 00149
2 isc_buffer_putuint8 [function] [call site] 00150
2 isc_buffer_putuint8 [function] [call site] 00151
2 isc_buffer_putuint8 [function] [call site] 00152
1 dns_name__readonly_arg [function] [call site] 00153
1 dns_name__equal [function] [call site] 00154
2 isc_assertion_failed [function] [call site] 00155
2 isc_assertion_failed [function] [call site] 00156
2 isc_assertion_failed [function] [call site] 00157
2 isc_ascii_lowerequal [function] [call site] 00158
3 isc__ascii_load8 [function] [call site] 00159
3 isc_ascii_tolower8 [function] [call site] 00160
3 isc__ascii_load8 [function] [call site] 00161
3 isc_ascii_tolower8 [function] [call site] 00162
3 isc__ascii_load8 [function] [call site] 00163
3 isc_ascii_tolower8 [function] [call site] 00164
3 isc__ascii_load8 [function] [call site] 00165
3 isc_ascii_tolower8 [function] [call site] 00166
1 __assert_fail [call site] 00167
1 __assert_fail [call site] 00168
1 dns_name_fromwire [function] [call site] 00169
1 dns_qpkey_fromname [function] [call site] 00170
1 dns_name__readonly_arg [function] [call site] 00171
1 dns_name__compare [function] [call site] 00172
2 dns_name__readonly_arg [function] [call site] 00173
2 dns_name__fullcompare [function] [call site] 00174
3 isc_assertion_failed [function] [call site] 00175
3 isc_assertion_failed [function] [call site] 00176
3 isc_assertion_failed [function] [call site] 00177
3 isc_assertion_failed [function] [call site] 00178
3 isc_assertion_failed [function] [call site] 00179
3 dns_name__readonly_arg [function] [call site] 00180
3 dns_name__countlabels [function] [call site] 00181
4 isc_assertion_failed [function] [call site] 00182
4 dns_name_offsets [function] [call site] 00183
3 dns_name_offsets [function] [call site] 00184
3 dns_name_offsets [function] [call site] 00185
3 isc_ascii_lowercmp [function] [call site] 00186
4 isc__ascii_load8 [function] [call site] 00187
4 __bswap_64 [function] [call site] 00188
4 isc_ascii_tolower8 [function] [call site] 00189
4 isc__ascii_load8 [function] [call site] 00190
4 __bswap_64 [function] [call site] 00191
4 isc_ascii_tolower8 [function] [call site] 00192
1 memcmp [call site] 00193
1 __assert_fail [call site] 00194
1 __assert_fail [call site] 00195
1 __assert_fail [call site] 00196
1 __assert_fail [call site] 00197