linux-kernel - Re: twl4030 irq crashes

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Date:	Thu, 7 Oct 2010 00:59:28 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Grazvydas Ignotas <notasas@...il.com>
cc:	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org
Subject: Re: twl4030 irq crashes

On Thu, 7 Oct 2010, Grazvydas Ignotas wrote:

> Hello,
> 
> I've pulled today's (20101006) linux-next and twl4030 started crashing
> on certain interrupts. twl4030 irq code hasn't changed so it's
> probably genirq's fault:
> 
> [    0.889739] Unable to handle kernel NULL pointer dereference at
> virtual address 00000000
> [    0.898193] pgd = c0004000
> [    0.901000] [00000000] *pgd=00000000
> [    0.904754] Internal error: Oops: 80000005 [#1]
> [    0.909484] last sysfs file:
> [    0.912567] Modules linked in:
> [    0.915771] CPU: 0    Not tainted
> (2.6.36-rc6-next-20101006-00001-g766a681-dirty #205)
> [    0.924133] PC is at 0x0
> [    0.926788] LR is at handle_edge_irq+0x84/0x14c

Can you please decode that line with 

addr2line -e vmlinux c0077244

Thanks,

	tglx
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