linux-kernel - Re: Hangs and reboots under high loads, oops with DEBUG

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Message-ID: <20070730171953.5fe93979@the-village.bc.nu>
Date:	Mon, 30 Jul 2007 17:19:53 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Attila Nagy <bra@....hu>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Hangs and reboots under high loads, oops with DEBUG_SHIRQ

O> MCE:
> [153103.918654] HARDWARE ERROR
> [153103.918655] CPU 1: Machine Check Exception:                5 Bank 0: 
> b200004010000400
> [153104.066037] RIP !INEXACT! 10:<ffffffff802569e6> {mwait_idle+0x46/0x60}
> [153104.145699] TSC 1167e915e93ce
> [153104.183554] This is not a software problem!
> [153104.234724] Run through mcelog --ascii to decode and contact your 
> hardware vendor

If you it through mcelog as it suggests it wil decode the meaning of the
MCE data and that should give you some idea. Generally speaking MCE
errors are real hardware errors but can certainly be caused by external
factors (power supply glitches, heat etc)
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