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    SubjectRe: boot crash in arp_error_report()

    * David Miller <davem@davemloft.net> wrote:

    > From: Eric Dumazet <eric.dumazet@gmail.com>
    > Date: Thu, 27 May 2010 22:18:24 +0200
    >
    > > [PATCH] net: fix __neigh_event_send()
    > >
    > > commit 7fee226ad23 (net: add a noref bit on skb dst) missed one spot
    > > where an skb is enqueued, with a possibly not refcounted dst entry.
    > >
    > > __neigh_event_send() inserts skb into arp_queue, so we must make sure
    > > dst entry is refcounted, or dst entry can be freed by garbage collector
    > > after caller exits from rcu protected section.
    > >
    > > Reported-by: Ingo Molnar <mingo@elte.hu>
    > > Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
    >
    > Applied, thanks Eric.
    >
    > Ingo can we get a confirmation that this fixes the bootup crash?

    Sure, will let you know how it goes.

    Thanks,

    Ingo


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