Re: [Xen-devel] Re: Panic in ipt_do_table with

From: James Morris
Date: Tue May 16 2006 - 11:27:58 EST

On Tue, 16 May 2006, Matt Ayres wrote:

> > > My ruleset is pretty bland. 2 rules in the raw table to tell the system
> > > to
> > > only track my forwarded ports, 2 rules in the nat table for forwarding
> > > (intercepting) 2 ports, and then in the FORWARD tables 2 rules per VM to
> > > just
> > > account traffic.
> >
> > Can you try using a different NIC?
> >
> This happens on 30 different hosts. Using the same kernel I get varying
> uptime of "hasn't crashed since the upgrade to 2.6.16" to "crashes every day".
> All are Tyan S2882D boards w/ integrated Tigon3. The trace I posted to this
> thread indicate tg3, but in many other traces I have the trace doesn't include
> any driver calls. They all panic in ipt_do_table. I would have pasted the
> others, but I didn't save the for either of them and they are all
> pretty similar.

I'm trying to suggest eliminating this driver & possible interaction with
Xen network changes as a cause. If you can find a different type of NIC
to plug in and use, or even try and change all of the params for the tg3
with ethtool, it'll help.

James Morris
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