linux-kernel - Re: Strange read data corruption on ext4/LVM/md

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 20 May 2010 10:57:29 +0200
From:	Tejun Heo <tj@...nel.org>
To:	Pierre Ossman <pierre-list@...man.eu>
CC:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Strange read data corruption on ext4/LVM/md

On 05/20/2010 09:14 AM, Pierre Ossman wrote:
> Note that this is a live system, so there is some chance that something
> wrote to than area, then restored it to the previous state. I'm not
> sure how likely that is.
> 
> If not, then it would seem that this is a problem in either the disks,
> the controller or the controller driver. The components are WD
> WD1002FAEX, sil3132 and sata_sil24 respectively.

There is a report that sil3124/32 recognizes FIS corruption but keeps
using the payload anyway thus leading to data corruption when the bus
condition on pci-e side isn't ideal.  Does moving the controller to
different slot make difference?

Thanks.

-- 
tejun
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/