CONFIG_CRYPTO_AEGIS256_AESNI_SSE2 is not available for the selected architecture x86.
Result is shown for architecture x86 or 64BIT

AEGIS-256 AEAD algorithm (x86_64 AESNI+SSE2 implementation)

modulename: aegis256-aesni.ko

configname: CONFIG_CRYPTO_AEGIS256_AESNI_SSE2

Linux Kernel Configuration
└─>Cryptographic API
└─>AEGIS-256 AEAD algorithm (x86_64 AESNI+SSE2 implementation)
In linux kernel since version 3.10 (release Date: 2013-06-30)
AESNI+SSE2 implementation of the AEGSI-256 dedicated AEAD algorithm.
source code: