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From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: Aurelien Jarno <aurelien-rXXEIb44qovR7s880joybQ@public.gmane.org>
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: Data corruption in guest using KVM
Date: Sun, 22 Jul 2007 20:34:37 +0300	[thread overview]
Message-ID: <46A3952D.2020009@qumranet.com> (raw)
In-Reply-To: <20070722164454.GA26166-OqXK5JiLQY5aJl8KAwiEcA@public.gmane.org>

Aurelien Jarno wrote:
> On Sun, Jul 22, 2007 at 04:46:19PM +0300, Avi Kivity wrote:
>   
>> If you do happen to get a same-size corruption, that may tell us more.
>>
>>     
>
> I have just got one same-size corruption building glibc 2.6 on 
> GNU/kFreeBSD i386 (32-bit nonpae).
>
> One byte at address 0x9000 has been replaced by 0x00. Please find the
> good and the bad file attached.
>
>   

Good.  We have one or two cross-page-boundary bugs.  The
corruption-chase branch already fixes one (which is much more likely to
be triggered by FreeBSD than Linux, if I understand the FreeBSD VM
correctly).

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.


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  parent reply	other threads:[~2007-07-22 17:34 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-07-21 17:22 Data corruption in guest using KVM Aurelien Jarno
     [not found] ` <20070721172248.GA1555-OqXK5JiLQY5aJl8KAwiEcA@public.gmane.org>
2007-07-21 17:46   ` Anthony Liguori
     [not found]     ` <46A24675.1010506-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org>
2007-07-21 17:54       ` Aurelien Jarno
     [not found]         ` <20070721175404.GA3665-OqXK5JiLQY5aJl8KAwiEcA@public.gmane.org>
2007-07-21 18:03           ` Anthony Liguori
     [not found]             ` <46A24A7E.6040104-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org>
2007-07-21 18:39               ` Aurelien Jarno
     [not found]                 ` <20070721183924.GA5108-OqXK5JiLQY5aJl8KAwiEcA@public.gmane.org>
2007-07-21 21:00                   ` Missing my posts to this lists Simon Gao
     [not found]                     ` <46A273F4.2040001-g4dUTk+gKbW4mfPA/iJWtA@public.gmane.org>
2007-07-22  7:53                       ` Avi Kivity
2007-07-22  7:52   ` Data corruption in guest using KVM Avi Kivity
     [not found]     ` <46A30CA3.3090100-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-07-22 13:38       ` Aurelien Jarno
     [not found]         ` <20070722133818.GG16993-OqXK5JiLQY5aJl8KAwiEcA@public.gmane.org>
2007-07-22 13:46           ` Avi Kivity
     [not found]             ` <46A35FAB.701-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-07-22 16:44               ` Aurelien Jarno
     [not found]                 ` <20070722164454.GA26166-OqXK5JiLQY5aJl8KAwiEcA@public.gmane.org>
2007-07-22 17:34                   ` Avi Kivity [this message]
     [not found]                     ` <46A3952D.2020009-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-07-22 18:14                       ` Aurelien Jarno
2007-07-22 23:34                       ` Aurelien Jarno
     [not found]                         ` <20070722233429.GA10146-OqXK5JiLQY5aJl8KAwiEcA@public.gmane.org>
2007-07-23  6:08                           ` Aurelien Jarno
2007-07-23  8:04                           ` Avi Kivity
2007-07-22 15:14           ` Avi Kivity
     [not found]             ` <46A37448.1010008-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-07-22 15:19               ` Aurelien Jarno
     [not found]                 ` <20070722151913.GA22621-OqXK5JiLQY5aJl8KAwiEcA@public.gmane.org>
2007-07-22 15:24                   ` Avi Kivity

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