Fuzz introspector: fuzz_hid
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
104 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 cbor_decref [call site] 00024
1 test [function] [call site] 00025
2 prng_init [call site] 00026
2 fuzz_clock_reset [call site] 00027
2 fido_init [call site] 00028
2 fido_set_log_handler [call site] 00029
2 consume_str [function] [call site] 00030
3 strlen [call site] 00031
2 get_usage [function] [call site] 00033
3 fido_hid_get_usage [call site] 00034
2 get_report_len [function] [call site] 00036
3 fido_hid_get_report_len [call site] 00037
2 manifest [function] [call site] 00040
3 set_netlink_io_functions [call site] 00041
3 fd_read [function] [call site] 00042
4 __assert_fail [call site] 00043
4 buf_read [function] [call site] 00044
5 uniform_random [call site] 00045
5 __errno_location [call site] 00046
3 fd_write [function] [call site] 00047
4 __assert_fail [call site] 00048
4 buf_write [function] [call site] 00049
5 uniform_random [call site] 00051
5 __errno_location [call site] 00052
3 set_wire_data [function] [call site] 00053
3 set_udev_parameters [call site] 00054
3 uniform_random [call site] 00055
3 fido_dev_info_new [call site] 00056
3 fido_dev_info_new [call site] 00057
3 fido_dev_info_manifest [call site] 00058
3 fido_dev_info_ptr [call site] 00059
3 fido_dev_info_path [call site] 00060
3 consume_str [function] [call site] 00061
3 fido_dev_info_manufacturer_string [call site] 00062
3 consume_str [function] [call site] 00063
3 fido_dev_info_product_string [call site] 00064
3 consume_str [function] [call site] 00065
3 fido_dev_info_vendor [call site] 00066
3 fido_dev_info_product [call site] 00067
3 fido_dev_info_path [call site] 00070
3 fido_dev_info_manufacturer_string [call site] 00071
3 fido_dev_info_product_string [call site] 00072
3 fido_dev_info_set [call site] 00073
3 fido_dev_info_free [call site] 00074
3 fido_dev_info_free [call site] 00075
1 save_corpus [function] [call site] 00076
2 pack [function] [call site] 00077
3 cbor_new_definite_array [call site] 00078
3 pack_int [function] [call site] 00079
4 cbor_build_negint64 [call site] 00080
4 cbor_build_uint64 [call site] 00081
3 pack_string [function] [call site] 00082
4 strlen [call site] 00083
4 strlen [call site] 00084
4 cbor_build_bytestring [call site] 00085
3 pack_blob [function] [call site] 00086
4 cbor_build_bytestring [call site] 00087
3 pack_blob [function] [call site] 00088
3 cbor_array_push [call site] 00089
3 cbor_serialize_alloc [call site] 00090
3 cbor_decref [call site] 00091
3 cbor_decref [call site] 00092
2 warnx [call site] 00093
2 SHA256 [call site] 00094
2 warnx [call site] 00095
2 snprintf [call site] 00096
2 warnx [call site] 00097
2 open [call site] 00098
2 warn [call site] 00099
2 write [call site] 00100
2 warn [call site] 00101
2 warnx [call site] 00102
2 close [call site] 00103
1 fprintf [call site] 00104