netdev - Re: 2.6.28-03117: WARNING: at net/ipv4/tcp_input.c:2504 tcp_mark_head

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Date:	Thu, 1 Jan 2009 17:50:26 +0300
From:	"Alexander Beregalov" <a.beregalov@...il.com>
To:	"Ilpo Järvinen" <ilpo.jarvinen@...sinki.fi>
Cc:	netdev@...r.kernel.org
Subject: Re: 2.6.28-03117: WARNING: at net/ipv4/tcp_input.c:2504 tcp_mark_head_lost()

2009/1/1 Ilpo Järvinen <ilpo.jarvinen@...sinki.fi>:
> On Thu, 1 Jan 2009, Alexander Beregalov wrote:
>
>> WARNING: at net/ipv4/tcp_input.c:2504 tcp_mark_head_lost+0x1df/0x200()
>>  Modules linked in: w83627hf hwmon_vid i2c_nforce2
>>  Pid: 0, comm: swapper Not tainted 2.6.28-03117-g6a94cb7 #1
>>  Call Trace:
>>   [<c040f321>] ? printk+0x18/0x1f
>>   [<c0128354>] warn_on_slowpath+0x54/0x80
>>   [<c014bd25>] ? __lock_acquire+0x2c5/0x1000
>>   [<c014b74c>] ? trace_hardirqs_on_caller+0x7c/0x160
>>   [<c0399041>] ? dev_queue_xmit+0xe1/0x5d0
>>   [<c014bd25>] ? __lock_acquire+0x2c5/0x1000
>>   [<c014862b>] ? trace_hardirqs_off+0xb/0x10
>>   [<c03bfaff>] tcp_mark_head_lost+0x1df/0x200
>>   [<c03c561d>] tcp_ack+0x18dd/0x1ef0
>>   [<c03c5ec9>] tcp_rcv_established+0x299/0x5b0
>>   [<c03cc840>] tcp_v4_do_rcv+0x90/0x1b0
>
> ...snip...
>
> Can you reproduce it?
No, I do not know how to reproduce it.