Re: PROBLEM: Kernel 2.6.26 oops if I unplug my Logitech USB 1.1 headset

["Vegard Nossum" <vegard.nossum@xxxxxxxxx>]

On Fri, Sep 5, 2008 at 9:58 AM, Vegard Nossum <vegard.nossum@xxxxxxxxx> wrote:
> On Fri, Sep 5, 2008 at 9:09 AM, Takashi Iwai <tiwai@xxxxxxx> wrote:
>> At Thu, 4 Sep 2008 17:28:22 -0700,
>> Andrew Morton wrote:
>>>
>>> On Fri, 05 Sep 2008 01:05:21 +0200
>>> Edgar Kalkowski <eMail@xxxxxxxxxxxxxxxxxx> wrote:
>>>
>>> > Dear kernel hackers. ;)
>>> >
>>> > [1.] One line summary of the problem: If I unplug my USB-Headset the kernel oopses.
>>>
>>> cc's added.
>>>
>>> Might be USB, might be ALSA.
>>
>> Hm, it's hard to guess...
>> Edgar, could you check whether it happens with 2.6.25?
>
> Hi,
>
> I recognize this address:
>
>>>> BUG: unable to handle kernel paging request at 00100100
>
> Is this a magic value? I also got it, see for example:
> http://lkml.org/lkml/2008/8/21/426
>
> Google will also recognize it:
> http://www.google.com/search?hl=en&q="unable+to+handle+kernel+paging+request"+00100100
>
> Where does it come from?

Oh. It _is_ LIST_POISON1. Sorry for the bit of noise.


Vegard

-- 
"The animistic metaphor of the bug that maliciously sneaked in while
the programmer was not looking is intellectually dishonest as it
disguises that the error is the programmer's own creation."
	-- E. W. Dijkstra, EWD1036
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