[Devel] 2.6.26 panic (skb->dev==NULL), NFS support

[Karel Tuma]

Hello,

On Fri, Aug 01, 2008 at 10:19:46AM +0400, Denis V. Lunev wrote:
> > On Fri, 2008-08-01 at 02:26 +0200, Karel Tuma wrote:
> > > Hello list,
> > > 
> > > I hope this is the right place to post.
> > 
> > good place for this stuff is bugzilla.openvz.org :) Could you describe a
> > bit your setup: what modules are loaded, how network is configured,
> > which .config is used?

I see - i'll try to get more stuff together (.config/system.map/vmlinux/kdump)
and post it to bugzilla.

> 
> oops. I forget one more thing :) Could you instead of printing weird message
> print skb content including IP from, IP to, protocol (tcp/udp/whatever)
> and other stuff?
Will try.

also note that right after weird message, doing netstat -an will
apparently trigger this http://marc.info/?l=linux-netdev&m=121644914509394&w=2
suggesting these may be somewhat related. There is no iptable module even
loaded on the box, network in bridge.

> 
> This could help us with guessing how the packet comes to us. Whether it
> is NAT one, multicast, etc. I have no ideas right now.
> 
> > Unfortunately, NFS right now is not VE aware in 2.6.26 entirely :( I am
> > working on this problem and hope something mainstreamable will be ready
> > quite soon.
Glad to hear that, mounting NFS inside container would be really nice :)

> > 
> > Regards,
> > 	Den

//karel