On 03.09.2017 05:52, DANG Fan wrote:
> I built WireGuard from source, and I got "Module verification failed" 
> message when I tried to run "wg-quick up".
>
> Here is what I found in dmesg:
>
> [   55.700967] wireguard: module verification failed: signature and/or 
> required key missing - tainting kernel
> [   55.701390] wireguard: WireGuard 0.0.20170810 loaded. See 
> www.wireguard.com <http://www.wireguard.com> for information.
> [   55.701391] wireguard: Copyright (C) 2015-2017 Jason A. Donenfeld 
> <Jason@zx2c4.com <mailto:Jason@zx2c4.com>>. All Rights Reserved.
>
> ffs@server:~$ uname -a
> Linux server 4.4.0-93-generic #116-Ubuntu SMP Fri Aug 11 21:17:51 UTC 
> 2017 x86_64 x86_64 x86_64 GNU/Linux
>
> Thanks!
>
>
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you have to add the driver to kernel sources and build the whole kernel 
to not get this warning, is a new policy from kernel


Regards