linux-kernel - Re: [PATCH 1/1] filesystem: Disk Errors at boot-time caused by probe of partitions

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Message-id: <45C16AA5.7050808@shaw.ca>
Date:	Wed, 31 Jan 2007 22:20:53 -0600
From:	Robert Hancock <hancockr@...w.ca>
To:	TJ <linux@...orld.net>, linux-kernel <linux-kernel@...r.kernel.org>
Cc:	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
Subject: Re: [PATCH 1/1] filesystem: Disk Errors at boot-time caused by probe
 of partitions

TJ wrote:
> From: TJ <linux@...orld.net>
> 
> Applies to: up-to and including 2.6.20-rc7 
> 
> This rare but critical bug has the potential to cause a hardware failure on disk drives by
> allowing the system to repeatedly attempt to seek to sectors beyond the end of the physical
> disk, causing sustained 'head banging'.

It seems pretty unlikely that telling a hard drive to seek past its 
capacity would cause it to damage itself, that would be some pretty 
moronic firmware. Though, you never know - if it's true, let me know 
what kind of drives these are, so I know never to buy one :-)

-- 
Robert Hancock      Saskatoon, SK, Canada
To email, remove "nospam" from hancockr@...pamshaw.ca
Home Page: http://www.roberthancock.com/

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