Spurious 8259A interrupt: IRQ7

Andy ac_ml at backslash.co.uk
Fri Jul 13 23:52:49 PDT 2001


I found this in the kernel mail archives. Hope it helps :)

http://mailman.real-time.com/pipermail/linux-kernel/2000-December/011688.html

./andy

----- Original Message ----- 
From: "Kevin Krumwiede" <krum at oco.net>
To: <lfs-discuss at linuxfromscratch.org>
Sent: Friday, July 13, 2001 8:44 PM
Subject: Spurious 8259A interrupt: IRQ7


> At random intervals, the message 'Spurious 8259A interrupt: IRQ7' appears in
> the midst of other console output.  I gather it's caused by an interrupt for
> which there is no defined handler, and the default handler is what spits out
> this message.  It never happens on my host system.  Apparently at least Alan
> Cox isn't too worried about it; he jumped into <a
> href=http://search.luky.org/linux-kernel.2000/msg08828.html>this</a> thread
> and didn't contradict another poster's assertion that it's basically
> harmless and normal.
> 
> It's quite annoying, though.  Should I redirect it, or is there a kernel
> option to ignore it?  I think only root sees it, maybe I should just stop
> being root all the time :)
> 
> Thanks,
> Krum
> 
> (3.0-pre4, XFS /)
> 
> ---
> # grep -v '/mnt/win' /etc/fstab > tmp~ && mv -f tmp~ /etc/fstab && for i in
> /mnt/win*; do rm -rf $i/*; umount $i; rmdir $i; done
> 
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