netdev - Re: Cannot load wireguard module

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Message-ID: <90a65592-1447-4fa2-97c4-ed3e925f6be2@csgroup.eu>
Date: Fri, 15 Mar 2024 12:37:22 +0000
From: Christophe Leroy <christophe.leroy@...roup.eu>
To: Michal Suchánek <msuchanek@...e.de>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	"wireguard@...ts.zx2c4.com" <wireguard@...ts.zx2c4.com>, "Jason A. Donenfeld"
	<Jason@...c4.com>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: Cannot load wireguard module

Hi,

Le 15/03/2024 à 13:20, Michal Suchánek a écrit :
> Hello,
> 
> I cannot load the wireguard module.
> 
> Loading the module provides no diagnostic other than 'No such device'.
> 
> Please provide maningful diagnostics for loading software-only driver,
> clearly there is no particular device needed.

Can you tell us more ? Were you able to load it before ?
Can you provide your .config ?

I just gave it a try on my powerpc 8xx (ppc32) as built-in (I don't use 
modules) and it seems to probe properly:

[    7.547390] wireguard: allowedips self-tests: pass
[    7.607224] wireguard: nonce counter self-tests: pass
[    7.776594] wireguard: ratelimiter self-tests: pass
[    7.781723] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com 
for info
rmation.
[    7.789570] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld 
<Jason@...c
4.com>. All Rights Reserved.


Christophe

> 
> Thanks
> 
> Michal
> 
> jostaberry-1:~ # uname -a
> Linux jostaberry-1 6.8.0-lp155.8.g7e0e887-default #1 SMP Wed Mar 13 09:02:21 UTC 2024 (7e0e887) ppc64le ppc64le ppc64le GNU/Linux
> jostaberry-1:~ # modprobe wireguard
> modprobe: ERROR: could not insert 'wireguard': No such device
> jostaberry-1:~ # modprobe -v wireguard
> insmod /lib/modules/6.8.0-lp155.8.g7e0e887-default/kernel/arch/powerpc/crypto/chacha-p10-crypto.ko.zst
> modprobe: ERROR: could not insert 'wireguard': No such device
> jostaberry-1:~ # modprobe chacha-generic
> jostaberry-1:~ # modprobe -v wireguard
> insmod /lib/modules/6.8.0-lp155.8.g7e0e887-default/kernel/arch/powerpc/crypto/chacha-p10-crypto.ko.zst
> modprobe: ERROR: could not insert 'wireguard': No such device
> jostaberry-1:~ #
>