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SubjectRe: 2.6.25-rc9: Reported regressions from 2.6.24
On Mon, Apr 14, 2008 at 04:31:11PM -0400, Andy Gospodarek wrote:
> On Sun, Apr 13, 2008 at 10:18:54PM +0200, Patrick McHardy wrote:
> > Patrick McHardy wrote:
> > >>>
> > >>>Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=10323
> > >>>Subject : panic using bridging on linus kernel 2.6.25-rc6
> > >>>Submitter : Andy Gospodarek <andy@greyhouse.net>
> > >>>Date : 2008-03-25 11:40 (20 days old)
> > >>
> > >>This looks like another network-namespace regression.
> > >>icmp_send() does:
> > >>
> > >> net = rt->u.dst.dev->nd_net;
> > >>
> > >>The bridge netfilter code attaches a fake dst_entry to the
> > >>skb which has dev == NULL when passing it to IPv4 netfilter.
> > >>
> > >>Pavel, do you have a better ideas for fixing this than
> > >>instantiating a dst_entry in br_netfilter.c for every
> > >>device (or at least for every namespace)?
> > >
> > >The description of the problem was not entirely correct, the
> > >bridge-netfilter dst_entry does have a proper device pointer,
> > >it points to a dummy net_device structure however that doesn't
> > >have a namespace associated with it. This blows up in
> > >__ip_route_output_key.
> >
> > For now I suggest this fix. Andy, could you please test whether it
> > fixes the problem?
> >
> >
>
> I'm guessing it will. I've been testing my older kernels today and
> somehow I'm unable to reproduce the original problem, so I need to
> figure out what is different about my config now and before.
>
> I'll definitely post back when I test this, but I wanted to make sure
> you guys knew I was at least trying it. :)
>

I just got done testing 159d83363b629c91d020734207c1bc788b96af5a and I
can confirm that is resolves my issue.


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