Can add new module without upgrade the kernel?

[Greg KH]

On Mon, Mar 30, 2015 at 10:58:12PM +0800, Woody Wu wrote:
> Unfortunately I failed in 'modprobe'.
> 
> FFC3 3.1.0-ffc3mb-00050-g5874787 # pwd
> /lib/modules/3.1.0-ffc3mb-00050-g5874787
> FFC3 3.1.0-ffc3mb-00050-g5874787 # modprobe tun
> modprobe: can't load module tun (net/tun.ko): invalid module format
> 
> FFC3 3.1.0-ffc3mb-00050-g5874787 # modinfo net/tun.ko
> filename:       net/tun.ko
> license:        GPL
> author:         (C) 1999-2004 Max Krasnyansky <maxk at qualcomm.com>
> description:    Universal TUN/TAP device driver
> alias:          devname:net/tun
> depends:
> vermagic:       3.1.0-ffc3mb-00050-g5874787
> -ffc3mb-00055-g4c6394f-dirty mod_unload ARMv5
> 
> Can you help to give a clue?  Thanks in advance!

Please work with the vendor that is forcing you to use such an old and
obsolete kernel version, they are the only ones that can help you out
here.

Also look in your kernel log, it will show errors when loading modules
as to what went wrong.

good luck,

greg k-h