Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity	Unique Reachable Complexities	Unique Reachable Functions	All non-covered Complexity	All Reachable Complexity	Function Name	Function Callsite	Blocked Branch
2	2	1 : View List ['explicit_bzero']	2	4	k5_buf_free	call site	/src/krb5/src/util/support/k5buf.c:268
0	11	1 : View List ['k5_buf_free']	0	11	k5_utf16le_to_utf8	call site	/src/krb5/src/util/support/utf8_conv.c:191
0	2	1 : View List ['set_error']	0	2	k5_buf_init_dynamic	call site	/src/krb5/src/util/support/k5buf.c:131
0	0	1 : View List ['malloc']	4	6	ensure_space	call site	/src/krb5/src/util/support/k5buf.c:87
0	0	None	2	4	ensure_space	call site	/src/krb5/src/util/support/k5buf.c:78
0	0	None	0	4	ndr_dec_delegation_info	call site	/src/krb5/src/kdc/ndr.c:208
0	0	None	0	0	ndr_dec_delegation_info	call site	/src/krb5/src/kdc/ndr.c:151
0	0	None	0	0	k5_buf_get_space	call site	/src/krb5/src/util/support/k5buf.c:239
0	0	None	0	0	k5_buf_free	call site	/src/krb5/src/util/support/k5buf.c:265
0	0	None	0	0	ensure_space	call site	/src/krb5/src/util/support/k5buf.c:74
0	0	None	0	0	krb5int_ucs4_to_utf8	call site	/src/krb5/src/util/support/utf8.c:215
0	0	None	0	0	k5_utf16le_to_utf8	call site	/src/krb5/src/util/support/utf8_conv.c:163

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           make_data

[function] [call site] 00001


           ndr_dec_delegation_info

[function] [call site] 00002


             k5alloc

[function] [call site] 00003


               k5calloc

[function] [call site] 00004


                 calloc

[call site] 00005


             k5_input_init

[function] [call site] 00006


             k5_input_get_byte

[function] [call site] 00007


               k5_input_get_bytes

[function] [call site] 00008


                 k5_input_set_status

[function] [call site] 00009


             k5_input_get_byte

[function] [call site] 00010


             k5_input_get_uint16_le

[function] [call site] 00011


               k5_input_get_bytes

[function] [call site] 00012


               load_16_le

[function] [call site] 00013


             k5_input_get_uint32_le

[function] [call site] 00014


               k5_input_get_bytes

[function] [call site] 00015


               load_32_le

[function] [call site] 00016


             k5_input_get_uint32_le

[function] [call site] 00017


             k5_input_get_uint32_le

[function] [call site] 00018


             k5_input_get_uint32_le

[function] [call site] 00019


             k5_input_get_uint16_le

[function] [call site] 00020


             k5_input_get_uint16_le

[function] [call site] 00021


             k5_input_get_uint32_le

[function] [call site] 00022


             k5_input_get_uint32_le

[function] [call site] 00023


             k5_input_get_uint32_le

[function] [call site] 00024


             dec_wchar_pointer

[function] [call site] 00025


               k5_input_get_uint32_le

[function] [call site] 00026


               k5_input_get_uint32_le

[function] [call site] 00027


               k5_input_get_bytes

[function] [call site] 00028


               k5_utf16le_to_utf8

[function] [call site] 00029


                 k5_buf_init_dynamic

[function] [call site] 00030


                   set_error

[function] [call site] 00031


                   endptr

[function] [call site] 00032


                 k5_input_init

[function] [call site] 00033


                 k5_input_get_uint16_le

[function] [call site] 00034


                   k5_input_get_bytes

[function] [call site] 00035


                     k5_input_set_status

[function] [call site] 00036


                   load_16_le

[function] [call site] 00037


                 k5_input_get_uint16_le

[function] [call site] 00038


                 krb5int_ucs4_to_utf8

[function] [call site] 00039


                 k5_buf_get_space

[function] [call site] 00040


                   ensure_space

[function] [call site] 00041


                     __assert_fail

[call site] 00042


                     explicit_bzero

[call site] 00043


                     realloc

[call site] 00044


                     explicit_bzero

[call site] 00045


                     set_error

[function] [call site] 00046


                   endptr

[function] [call site] 00047


                   endptr

[function] [call site] 00048


                 krb5int_ucs4_to_utf8

[function] [call site] 00049


                 k5_buf_free

[function] [call site] 00050


                   __assert_fail

[call site] 00051


                   explicit_bzero

[call site] 00052


                   set_error

[function] [call site] 00053


               k5_input_get_uint16_le

[function] [call site] 00054


             k5_input_get_uint32_le

[function] [call site] 00055


             k5_input_get_bytes

[function] [call site] 00056


             k5calloc

[function] [call site] 00057


             dec_wchar_pointer

[function] [call site] 00058


             ndr_free_delegation_info

[function] [call site] 00059


           ndr_free_delegation_info

[function] [call site] 00060