linux-kernel - Re: Possibly SATA related freeze killed networking and RAID

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Message-ID: <20071126120649.GC4701@ucw.cz>
Date:	Mon, 26 Nov 2007 12:06:50 +0000
From:	Pavel Machek <pavel@....cz>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	noah <noah123@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-ide@...r.kernel.org
Subject: Re: Possibly SATA related freeze killed networking and RAID

Hi!

> >  kernel: [734344.717844] irq 21: nobody cared (try booting with the
> > "irqpoll" option)
> >  kernel: [734344.717866]
> 
> Your machine decided to emit interrupt 21 without an apparent reason.
> Whatever caused that made the kernel shut down IRQ 21 at which point the
> disk drives on that IRQ were no longer being serviced. Everything on IRQ
> 21 would have died - which may be why your networking failed too.

Hmm, perhaps that 'nobody cared' message should be worded more
strongly, and printed and KERN_CRIT?
							Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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