From mboxrd@z Thu Jan  1 00:00:00 1970
From: Patrick McHardy <kaber@trash.net>
Subject: Re: another critical bug ?
Date: Thu, 29 Mar 2007 12:58:37 +0200
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Cc: Stephen Hemminger <shemminger@linux-foundation.org>,
	netdev@vger.kernel.org
To: Denys <denys@visp.net.lb>
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Denys wrote:
> Tried on 2.6.21-rc5-git3, but preempt enabled
> Same panic, same place seems
> 
> Mar 29 02:50:53 LINUX [  164.644102] BUG: unable to handle kernel paging 
> request
> Mar 29 02:50:53 LINUX at virtual address 0302014c

> Mar 29 02:50:53 LINUX [  164.648948] EIP is at netif_rx+0x12/0x115
>[...]
> Mar 29 02:50:53 LINUX [  164.650829]  [<c8a1f268>]
> Mar 29 02:50:53 LINUX ri_tasklet+0xd5/0x1a1 [ifb]


Its somehow related to ifb. Please send your .config and the commands
you use to setup ifb.