netdev - Re: WARNING: at net/ipv4/af_inet.c:154 inet_sock

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Date:	Fri, 30 Oct 2009 12:26:40 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	francis.moro@...il.com, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: WARNING: at net/ipv4/af_inet.c:154 inet_sock_destruct

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Fri, 30 Oct 2009 16:03:53 +0100

> [PATCH take2] net: fix sk_forward_alloc corruption
> 
> On UDP sockets, we must call skb_free_datagram() with socket locked,
> or risk sk_forward_alloc corruption. This requirement is not respected
> in SUNRPC.
> 
> Add a convenient helper, skb_free_datagram_locked() and use it in SUNRPC
> 
> Reported-by: Francis Moreau <francis.moro@...il.com>
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>

I've tentatively applied this to my net-2.6 tree, I won't
push it out until we have positive testing results.
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