linux-kernel - Re: Reading a bad sector does not report failure as 'read error' but hangs PC with 'Machine Check Exception'

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Message-ID: <20070729213051.20ebc51e@the-village.bc.nu>
Date:	Sun, 29 Jul 2007 21:30:51 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	"Hendrik ." <chasake@...oo.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Reading a bad sector does not report failure as 'read error'
 but hangs PC with 'Machine Check Exception'

> How can I do this? I have installed mcelog but I
> cannot run it after the MCE error because the whole PC
> hangs. If I try it after a reboot with 'mcelog --k8
> --ascii' or whatever parameter, there is no output at

You could type error back in from the email ?

> Isn't it strange to say that the controller does
> something bad if there is just a bad sector on the
> drive that is reported and handled correctly in an
> older kernel 

Not really. Its very strange it gives an MCE at all but this is a known
failure path (and should be a fixed known failure path) for the Nvidia
SATA.
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