Fuzz introspector: fuzz_largeblob
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
90 0 EP call site: 00000 save_corpus

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 fprintf [call site] 00001
1 unpack [function] [call site] 00002
2 calloc [call site] 00003
2 cbor_load [call site] 00004
2 cbor_isa_array [call site] 00005
2 cbor_array_is_definite [call site] 00006
2 cbor_array_size [call site] 00007
2 cbor_array_handle [call site] 00008
2 unpack_int [function] [call site] 00009
3 cbor_is_int [call site] 00010
3 cbor_int_get_width [call site] 00011
3 cbor_isa_uint [call site] 00012
3 cbor_get_uint64 [call site] 00013
3 cbor_get_uint64 [call site] 00014
2 unpack_string [function] [call site] 00015
3 cbor_isa_bytestring [call site] 00016
3 cbor_bytestring_length [call site] 00017
3 cbor_bytestring_handle [call site] 00018
2 unpack_blob [function] [call site] 00019
3 cbor_isa_bytestring [call site] 00020
3 cbor_bytestring_length [call site] 00021
3 cbor_bytestring_handle [call site] 00022
2 unpack_blob [function] [call site] 00023
2 unpack_blob [function] [call site] 00024
2 cbor_decref [call site] 00025
1 test [function] [call site] 00026
2 prng_init [call site] 00027
2 fuzz_clock_reset [call site] 00028
2 fido_init [call site] 00029
2 fido_set_log_handler [call site] 00030
2 consume_str [function] [call site] 00031
3 strlen [call site] 00032
2 get_blob [function] [call site] 00034
3 set_wire_data [function] [call site] 00035
3 prepare_dev [function] [call site] 00036
4 open_dev [function] [call site] 00037
5 fido_dev_new [call site] 00038
5 fido_dev_set_io_functions [call site] 00039
5 fido_dev_set_transport_functions [call site] 00040
5 fido_dev_set_timeout [call site] 00041
5 fido_dev_open [call site] 00042
5 fido_dev_free [call site] 00043
3 fido_dev_largeblob_get_array [call site] 00044
3 fido_dev_largeblob_get [call site] 00045
3 fido_dev_close [call site] 00047
3 fido_dev_free [call site] 00048
2 set_blob [function] [call site] 00050
3 set_wire_data [function] [call site] 00051
3 prepare_dev [function] [call site] 00052
3 strlen [call site] 00053
3 fido_dev_largeblob_remove [call site] 00054
3 fido_dev_largeblob_set [call site] 00055
3 fido_dev_largeblob_set_array [call site] 00056
3 fido_dev_close [call site] 00057
3 fido_dev_free [call site] 00058
1 save_corpus [function] [call site] 00061
2 pack [function] [call site] 00062
3 cbor_new_definite_array [call site] 00063
3 pack_int [function] [call site] 00064
4 cbor_build_negint64 [call site] 00065
4 cbor_build_uint64 [call site] 00066
3 pack_string [function] [call site] 00067
4 strlen [call site] 00068
4 strlen [call site] 00069
4 cbor_build_bytestring [call site] 00070
3 pack_blob [function] [call site] 00071
4 cbor_build_bytestring [call site] 00072
3 pack_blob [function] [call site] 00073
3 pack_blob [function] [call site] 00074
3 cbor_array_push [call site] 00075
3 cbor_serialize_alloc [call site] 00076
3 cbor_decref [call site] 00077
3 cbor_decref [call site] 00078
2 warnx [call site] 00079
2 SHA256 [call site] 00080
2 warnx [call site] 00081
2 snprintf [call site] 00082
2 warnx [call site] 00083
2 open [call site] 00084
2 warn [call site] 00085
2 write [call site] 00086
2 warn [call site] 00087
2 warnx [call site] 00088
2 close [call site] 00089
1 fprintf [call site] 00090