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Subject: Re: oprofile BUG() in current kernel.
From: Gianni Tedesco <gxt@cs.nott.ac.uk>
To: Vegard Nossum <vegard.nossum@gmail.com>
Cc: oprofile-list@lists.sourceforge.net, linux-kernel@vger.kernel.org,
       Mike Travis <travis@sgi.com>
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	 <19f34abd0805120519t12fceef9u7870006a904c85b2@mail.gmail.com>
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Date: Mon, 12 May 2008 14:31:45 +0100
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On Mon, 2008-05-12 at 14:19 +0200, Vegard Nossum wrote:
> Hi,
> 
> On Mon, May 12, 2008 at 2:02 PM, Gianni Tedesco <gxt@cs.nott.ac.uk> wrote:
> > This is from Linus' git tree, pulled this morning. To reproduce simply
> >  opcontrol --start
> >
> >  oprofile: using NMI interrupt.
> >  BUG: unable to handle kernel paging request at eff86d58
> >  IP: [<eeb9d508>] :oprofile:alloc_cpu_buffers+0x42/0xd6
> > 
> This looks similar to:
> 
> http://www.uwsg.iu.edu/hypermail/linux/kernel/0805.0/2845.html

Yes, remarkably similar ;)

> Does reverting 608dfddd845da5ab6accef70154c8910529699f7 fix it for you too?

It does indeed. Thanks for the pointer.