Hello, I'm using Wireguard on ArchLinux since a long time, and today I have some troubles to start my VPN. Here is the log of dmeg when I try to 'modprobe wireguard' : wireguard: Unknown symbol poly1305_blocks_avx (err -2)                                                                wireguard: Unknown symbol poly1305_emit_avx (err -2)                                                                  wireguard: Unknown symbol poly1305_blocks_avx512 (err -2)                                                             wireguard: Unknown symbol chacha20_avx512vl (err -2)                                                                  wireguard: Unknown symbol chacha20_avx2 (err -2) wireguard: Unknown symbol poly1305_blocks_avx2 (err -2)                                                               wireguard: Unknown symbol chacha20_avx512 (err -2) I did a MAJ of my system yesterday, but wireguard wasn't upgraded, so I don't know where the problem come from...Seems a LKM related to crypto is missing, but I don't know which one is. My kernel is 4.19.2-arch1-1-ARCH, and my wireguard packages are : - community/wireguard-dkms 0.0.20181115-1 - community/wireguard-tools 0.0.20181115-1 Thanks for your work, -- -TOSH- If you need privacy you can encrypt your mails with my GPG key: 9B79 7754 00E2 23C7 FC90 E5C6 E5D9 1B2F 0BD5 3C6A