On Mon, Mar 18, 2024 at 10:50:49PM +1100, Michael Ellerman wrote: > Michael Ellerman <m...@ellerman.id.au> writes: > > Michal Suchánek <msucha...@suse.de> writes: > >> 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. > > > > Presumably it's just bubbling up an -ENODEV from somewhere. > > > > Can you get a trace of it? > > > > Something like: > > > > # trace-cmd record -p function_graph -F modprobe wireguard > > > > That should probably show where it's bailing out. > > > >> 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 > > > > What machine is this? A Power10? > > I am able to load the module successfully on a P10 running v6.8.0.
Of course, it's not a Power10. Otherwise the Power10-specific chacha implementation would load. Thanks Michal
