CONFIG_CRYPTO_POLY1305_X86_64 is not available for the selected architecture x86.
Result is shown for architecture x86 or 64BIT

CONFIG_CRYPTO_POLY1305_X86_64 (not configurable)

modulename: poly1305-x86_64.ko

configname: CONFIG_CRYPTO_POLY1305_X86_64

Linux Kernel Configuration
└─>CRYPTO_POLY1305_X86_64
In linux kernel since version 3.10 (release Date: 2013-06-30)
source code:
/arch/x86/lib/crypto/

depends
CONFIG_64BIT |
| CONFIG_X86 or NOT CONFIG_KMSAN

is depended by
CONFIG_WIREGUARD