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From: "Américo Wang" <xiyou.wangcong@gmail.com>
To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "Américo Wang" <xiyou.wangcong@gmail.com>,
	"Bruno Prémont" <bonbons@linux-vserver.org>,
	"Eric Dumazet" <eric.dumazet@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [2.6.33-rc5 regression] NULL pointer dereference in vlan_skb_recv - probably introduced by commit 9793241fe92f7d9303fb221e43fc598eb065f267
Date: Sun, 24 Jan 2010 15:30:22 +0800	[thread overview]
Message-ID: <20100124073022.GB11037@hack> (raw)
In-Reply-To: <20100124071728.GA3993@x200>

On Sun, Jan 24, 2010 at 09:17:28AM +0200, Alexey Dobriyan wrote:
>On Sun, Jan 24, 2010 at 03:12:52PM +0800, Américo Wang wrote:
>> On Sat, Jan 23, 2010 at 04:56:57PM +0100, Bruno Prémont wrote:
>> >Today I tried out 2.6.33-rc5 but always got crashing system:
>> >
>> >[   26.390576] BUG: unable to handle kernel NULL pointer dereference at (null)
>> >[   26.396369] IP: [<df856b89>] vlan_skb_recv+0x89/0x280 [8021q]
>> 
>> 
>> What does 'addr2line -e vmlinux 0xdf856b89' say?
>
>EIP is in module, so it will say nothing.

Oh, ok, then '-e net/8021q/vlan_dev.o'.

-- 
Live like a child, think like the god.
 

      reply	other threads:[~2010-01-24  7:28 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-23 15:56 [2.6.33-rc5 regression] NULL pointer dereference in vlan_skb_recv - probably introduced by commit 9793241fe92f7d9303fb221e43fc598eb065f267 Bruno Prémont
2010-01-23 21:31 ` Bruno Prémont
2010-01-24 13:42   ` Eric Dumazet
2010-01-24 15:02     ` Bruno Prémont
2010-01-24 15:25       ` Bruno Prémont
2010-01-24 16:25         ` Américo Wang
2010-01-24 16:27           ` Eric Dumazet
2010-01-24 16:26         ` Eric Dumazet
2010-01-24 19:18           ` Bruno Prémont
2010-01-24 19:43             ` [PATCH] vlan: fix vlan_skb_recv() Eric Dumazet
2010-01-25  3:52               ` David Miller
2010-01-24  7:12 ` [2.6.33-rc5 regression] NULL pointer dereference in vlan_skb_recv - probably introduced by commit 9793241fe92f7d9303fb221e43fc598eb065f267 Américo Wang
2010-01-24  7:17   ` Alexey Dobriyan
2010-01-24  7:30     ` Américo Wang [this message]

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