linux-kernel - Re: Random host bus errors with pata

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Message-ID: <20081204213749.78dd2eaf@lxorguk.ukuu.org.uk>
Date:	Thu, 4 Dec 2008 21:37:49 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Ondrej Zary <linux@...nbow-software.org>
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Random host bus errors with pata_it821x, filesystem corruption

> Dec  3 21:30:42 pentium kernel: ata3.00: status: { DRDY ERR }
> Dec  3 21:30:42 pentium kernel: ata3.00: error: { IDNF }

The drive firmware is reporting an unreadable block (or invalid block
number)

> I wonder what might cause these errors? I switched the controller into non-RAID mode and read SMART - both drives
> are 100% OK (no pending or reallocated sectors, no errors logged).

I would keep the controller in that mode anyway to be honest - the RAID
mode firmware is a bit variable and some versions blow up for reasons
I've never figured.

Alan
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