linux-kernel - Re: [BUG] object: is not initialized, yet kobject

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Date:	Tue, 21 Sep 2010 15:14:18 +0200 (CEST)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Heinz Diehl <htd@...tha.org>
Cc:	Alan Stern <stern@...land.harvard.edu>,
	Heinz Diehl <htd@...cy-poultry.org>,
	Alan Ott <alan@...nal11.us>,
	Markus Trippelsdorf <markus@...ppelsdorf.de>,
	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
	linux-input@...r.kernel.org, Arnd Bergmann <arnd@...db.de>
Subject: Re: [BUG] object: is not initialized, yet kobject_put() is being
 called

On Mon, 20 Sep 2010, Heinz Diehl wrote:

> > No, you're wrong.  The patch _is_ in 2.6.36-rc4, and that's the reason 
> > why it doesn't apply any longer.
> 
> Yes, you're right. 
> 
> > The error you see must have a different cause.  Have you read this 
> > thread?
> > 
> > 	http://marc.info/?t=128494644600005&r=1&w=2
> 
> No, not before until now. This problem seems not to be related to what I 
> see on my machines, and reverting commit 8fe294caf8c868edd9046251824a0af91991bf43 as
> mentioned in there doesn't help either.
> 
> 2.6.35.4 works, 2.6.36-rc4 does not. What can I do to help to find the
> issue?
> 
> Attached are the dmesg output for both 2.6.35.4 and 2.6.36-rc4.

Just to verify that you are really being hit by the same issue -- you are 
using CONFIG_USB_DYNAMIC_MINORS, aren't you? Does the problem go away if 
you disable this?

Thanks,

-- 
Jiri Kosina
SUSE Labs, Novell Inc.
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