[ovs-discuss] [Open vSwitch 0.99.2] Kernel panic with eth0 in the bridge

Jesse Gross jesse at nicira.com
Mon Mar 29 15:46:17 UTC 2010


Not currently.  Patches are welcome though...

On Mon, Mar 29, 2010 at 11:18 AM, Amin Tootoonchian <amin at cs.toronto.edu>wrote:

> Thanks Jesse. Do have any plans to add support for OpenVZ kernels?
>
> Amin
>
> On Mon, Mar 29, 2010 at 10:24 AM, Jesse Gross <jesse at nicira.com> wrote:
> > On Sun, Mar 28, 2010 at 2:08 AM, Amin Tootoonchian <amin at cs.toronto.edu>
> > wrote:
> >>
> >> Hi,
> >>
> >> openvswitch_mod kernel module causes a kernel panic when it adds eth0
> >> to the bridge. It seems to run fine with all the interfaces except
> >> eth0 (which is connected to a switch). I verified that I have no
> >> problems with Linux bridging with the same set of interfaces. Do you
> >> know what is wrong?
> >
> > OpenVZ adds a couple of extensions to the networking stack, including a
> new
> > bridge hook on transmit.  The version of the bridge in the OpenVZ kernel
> > knows how to handle these extensions, which is why it works fine.  Open
> > vSwitch doesn't support OpenVZ and doesn't set the transmit bridge hook
> > (probably other things too), which is why you get a null pointer
> deference.
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://openvswitch.org/pipermail/ovs-discuss/attachments/20100329/99e484a2/attachment-0001.html>


More information about the discuss mailing list