linux-kernel - Re: System freeze on reboot

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Date:	Mon, 17 Aug 2009 16:03:16 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Eric Dumazet <eric.dumazet@...il.com>
CC:	Zdenek Kabelac <zdenek.kabelac@...il.com>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Robin Holt <holt@....com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Jesper Dangaard Brouer <hawk@...x.dk>,
	Linux Netdev List <netdev@...r.kernel.org>,
	Netfilter Developers <netfilter-devel@...r.kernel.org>
Subject: Re: System freeze on reboot - general protection fault

Eric Dumazet wrote:
> Zdenek Kabelac a écrit :
>>  [<ffffffffa02c502f>] nf_conntrack_ftp_fini+0x2f/0x70 [nf_conntrack_ftp]
>>  [<ffffffff8027bcc5>] sys_delete_module+0x1a5/0x270
>>  [<ffffffff8020d329>] ? retint_swapgs+0xe/0x13
>>  [<ffffffff80271bf2>] ? trace_hardirqs_on_caller+0x162/0x1b0
>>  [<ffffffff80292121>] ? audit_syscall_entry+0x191/0x1c0
>>  [<ffffffff80526dae>] ? trace_hardirqs_on_thunk+0x3a/0x3f
>>  [<ffffffff8020c84b>] system_call_fastpath+0x16/0x1b
>> Code: c6 00 00 0f 82 66 ff ff ff 49 8b 9e d8 05 00 00 48 85 db 75 16
>> e9 8e 00 00 00 0f 1f 44 00 00 48 85 c0 0f 84 80 00 00 00 48 89 c3 <0f>
>> b6 4b 37 48 8b 03 48 8d 14 cd 00 00 00 00 0f 18 08 48 29 ca
>> RIP  [<ffffffffa02b2c2c>] nf_conntrack_helper_unregister+0x16c/0x320
>> [nf_conntrack]
>>  RSP <ffff88013982fe68>
>> CR2: 0000000000000038
>> ---[ end trace bc3a0ede3d0084db ]---
>>
> I am currently traveling and wont be able to help you before next week.
> 
> I added netdev, Patrick, and netfilter-devel in CC so that more eyes can take a look.

Thanks for the report, I'll have a look at this. Zdenek, please
send me the nf_conntrack.ko file used in the above oops. Thanks.
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