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    SubjectRe: 2.6.25-rc9: Reported regressions from 2.6.24
    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. :)



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