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Message-ID: <559A6600.8000001@internode.on.net>
Date:	Mon, 06 Jul 2015 20:56:56 +0930
From:	Arthur Marsh <arthur.marsh@...ernode.on.net>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	linux-kernel@...r.kernel.org,
	Rusty Russell <rusty@...tcorp.com.au>,
	Steven Rostedt <rostedt@...dmis.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Oleg Nesterov <oleg@...hat.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: lock-up with module: Optimize __module_address() using a latched
 RB-tree



Peter Zijlstra wrote on 06/07/15 20:02:
> On Mon, Jul 06, 2015 at 07:41:38PM +0930, Arthur Marsh wrote:
>> No, it's the standard kernel radeon driver.
>>
>> If it's of any use I can reboot the machine with the kernel that goes boom
>> and the video card removed.
>
> You're saying the same kernel boots without issue if you remove the
> Radeon?
>
> Most peculiar...
>

No, I had previously suspected another card (the DPT SCSI card with eata 
driver) and pulled that out to eliminate that as a possibility.

I just pulled out the Radeon 9200SE video card and in a couple of 
separate boot attempts with the kernel that goes boom saw very similar 
output:

http://www.users.on.net/~arthur.marsh/20150706465.jpg
http://www.users.on.net/~arthur.marsh/20150706466.jpg

Arthur.
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