Re: 2.6.29-rc5+: usb bluetooth crashes system

From: Pavel Machek
Date: Thu Mar 19 2009 - 18:47:41 EST


On Tue 2009-03-17 10:39:54, Marcel Holtmann wrote:
> Hi Pavel,
>
>>>> Since switch to 2.6.29-rc, bluetooth crashes system... usually on
>>>> disconnect or killall pppd.
>>>
>>> Do we have a trace?
>>
>> We have "bad magic" message, see bugzilla. I guess it is use of
>> spinlock after free?
>
> can you double check with the net-next-2.6 or bluetooth-next-2.6 tree
> and see if that issue is still present.

Well, I took btusb.c from 2.6.28 and that fixed the issue; so we know
the regression is in btusb.c file between 28 and 29-rc7. If you have
specific version of btusb.c you want me to test, please mail it to me.

Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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