Samu Voutilainen <wireguard@smar.fi>,
20/10/2021 – 19:25:49 (+0300):

> At least on x86_64 SLE, the module is in kernel-*-extra package, for example 
> in kernel-default-extra.

Zypper does show kernel-default-extra but:
| kernel-default-base | The Standard Kernel - base modules | package

That is not installed, maybe this is where the wireguard module is?

-- 
Faustin