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Subject: Re: [BUG] 2.6.10-rc3 snd-powermac crash
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Takashi Iwai <tiwai@suse.de>
Cc: Linux Kernel list <linux-kernel@vger.kernel.org>
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Date: Sat, 18 Dec 2004 18:33:58 +0100
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On Sat, 2004-12-18 at 18:07 +0100, Benjamin Herrenschmidt wrote:
> Hi Takashi !
> 
> I get that regulary with latest kernel when using Alsa. Can't tell if it's new
> as I used dmasound so far, just wanted to give Alsa a try...

It seems to be related to oss emulation I'd say ... it's triggered by
gtkpbbuttons volume control keys, which will open/ioctl/write/close the
device very quicky (changing volume & outputing a beep)

Maybe a race ? This is a laptop, so UP, no PREEMPT.

Ben.