linux-kernel - Re: [BUG] 2.6.29-rc* QinQ vlan trunking regression

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Message-ID: <49AE509B.3000305@trash.net>
Date:	Wed, 04 Mar 2009 10:57:47 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	David Miller <davem@...emloft.net>
CC:	bart@...ie.net, greearb@...delatech.com, shemminger@...tta.com,
	dada1@...mosbay.com, frank.blaschka@...ibm.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [BUG] 2.6.29-rc* QinQ vlan trunking regression

David Miller wrote:
> From: Bart Trojanowski <bart@...ie.net>
> Date: Sat, 28 Feb 2009 13:05:41 -0500
> 
>> 2.6.29-rc* introduces a bug that causes a crash when a vlan is put into
>> another vlan, so called vlan trunking or QinQ.
>>
>> I can reproduce it reliably with:
>>
>>   $ modprobe 8021q
>>   $ vconfig add eth1 5
>>   $ ifconfig eth1.5 up
>>   $ vconfig add eth1.5 4
> 
> Stephen please fix this.

I'm maintaining vlan :) I haven't been able to look into this yet,
but I should be later today.


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