wwan0: cannot change a running device

[Aleksander Morgado]

> > Any idea why this could happen?
> > https://gitlab.freedesktop.org/mobile-broadband/ModemManager/issues/189
>
> Something must be setting the netdev up before MM tries to change it.  I
> don't know how to figure out what that can be.
>

The reporter replied, it looks like it was dhcpcd messing up with the
wwan0 interface.

-- 
Aleksander
https://aleksander.es