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Re: Bug in rt2800pci on an RT3090

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Am 24.09.2011 18:30, schrieb Stanislaw Gruszka:
> On Fri, Sep 23, 2011 at 03:39:03PM -0500, Larry Finger wrote:
>> A bug was sent to me concerning a scheduling-while-atomic-BUG.
>> This happened shortly after KDE suspended an eeepc1015PE netbook
>> during system update over WLAN. Suspend&resume normally worked
>> allright. The OP is Berhard Wiedemann in the Cc list. Inquiries
>> for more info go to him.
> 
> It looks like we forgot to unlock spinlock somewhere or we do not 
> use _irqsave version of spinlock where needed, but provided
> calltrace is not naught to find the bug.
> 
> I suggest compile kernel with CONFIG_LOCKDEP, try to reproduce and
> see if we do get some more messages.
> 
> Stanislaw

Hi Stanislaw,

the kernel config already has
CONFIG_LOCKDEP_SUPPORT=y
Is that what you meant? Does it need any extra to activate?

meanwhile I had a similar bug on rc6 hours after resuming.

This time it had some additional soft lockup messages ontop. see
http://www.zq1.de/~bernhard/temp/dmesg.bug

Ciao
Bernhard M. Wiedemann
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