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Re: KERNEL: assertion (!sk->sk_forward_alloc)

To: "David S. Miller" <davem@xxxxxxxxxxxxx>
Subject: Re: KERNEL: assertion (!sk->sk_forward_alloc)
From: Anton Blanchard <anton@xxxxxxxxx>
Date: Sun, 5 Dec 2004 18:46:58 +1100
Cc: netdev@xxxxxxxxxxx
In-reply-to: <20041129172210.687bcad3.davem@davemloft.net>
References: <20041129211855.GC17540@krispykreme.ozlabs.ibm.com> <20041129172210.687bcad3.davem@davemloft.net>
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Hi Dave,

> Try to reproduce without that patch installed.
> 
> If there is any mixup of SKB handling by any element in the
> path the packet travels, you're screw up all the TCP
> accounting knobs on the socket and easily trigger messages
> like the above.

I'll try. FYI we have 70 gigabit cards in that machine, the reason
send-to-self is so useful is that we only need one expensive machine.
Without the patch we need to find two expensive machines with 35
gigabits in each :)

Anton

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