linux-kernel - Re: locking api self-test hanging

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Message-Id: <20080203150744.cf7d0415.akpm@linux-foundation.org>
Date:	Sun, 3 Feb 2008 15:07:44 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	netdev@...r.kernel.org
Cc:	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org
Subject: Re: locking api self-test hanging

On Sun, 3 Feb 2008 15:02:46 -0800 Andrew Morton <akpm@...ux-foundation.org> wrote:

> 
> With current mainline I'm getting intermittent hangs here:
> 
> 	http://userweb.kernel.org/~akpm/p2033590.jpg
> 
> with this config:
> 
> 	http://userweb.kernel.org/~akpm/config-sony.txt
> 
> on the Vaio.  Sometimes it boots (then hits another different hang),
> sometimes it gets stuck there.
> 

The second hang is in kobject_uevent_init().  All that function does is call
netlink_kernel_create().

These things make bisecting all the other bugs rather hard.
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