linux-kernel - Re: [BUG Report] BUG: unable to handle kernel NULL pointer dereference at

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Date:	Mon, 13 Aug 2012 18:19:22 +0800
From:	Liu Bo <liub.liubo@...il.com>
To:	Bjørn Mork <bjorn@...k.no>
CC:	linux-usb@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [BUG Report] BUG: unable to handle kernel NULL pointer dereference
 at

On 08/13/2012 06:01 PM, Bjørn Mork wrote:
> Liu Bo <liub.liubo@...il.com> writes:
> 
>> I'm using mainline upstream 3.6.0-rc1 compiled based on Fedora-16.
>>
>> When I unplug my mobile usb card, I hit this:
>>
>> [  247.017258] BUG: unable to handle kernel NULL pointer dereference at           (null)
>> [  247.017378] IP: [<ffffffffa03bf27f>] stop_read_write_urbs+0x3f/0x90 [usb_wwan]
> 
> Thanks for reporting.  This should be fixed by
> 
>  a1028f0 usb: usb_wwan: replace release and disconnect with a port_remove hook
> 
> currently in the usb tree, and hopefully going into the next -rc
> 
> 
> 
> Bjørn
> 

okay, I'll test it later :)

Thanks for the quick fix, Bjørn.

thanks,
liubo
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