WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 		  
Home Products Support Community News
 
   
 

xen-devel

[Top] [All Lists]
<prev [Date] next>
[Advanced]
 <prev [Thread] next>

Re: [Xen-devel] Re: [PATCH] Xen Guest Kexec

from [Gerd Hoffmann] [Permanent Link][Original]
To: Gerd Hoffmann <kraxel@xxxxxxx>
Subject: Re: [Xen-devel] Re: [PATCH] Xen Guest Kexec
From: Gerd Hoffmann <kraxel@xxxxxxx>
Date: Wed, 01 Mar 2006 15:10:17 +0100
Cc: Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Mark Williamson <mark.williamson@xxxxxxxxxxxx>, Horms <horms@xxxxxxxxxxxx>
Delivery-date: Wed, 01 Mar 2006 14:10:02 +0000
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <44058EED.7060006@xxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <A95E2296287EAD4EB592B5DEEFCE0E9D40A892@xxxxxxxxxxxxxxxxxxxxxxxxxxx> <08134dbedd3f8cf9e06f9876efe364bb@xxxxxxxxxxxx> <44031C17.1030502@xxxxxxx> <497e0e82f56e48142857ac3e0280d691@xxxxxxxxxxxx> <44058EED.7060006@xxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Thunderbird 1.5 (X11/20060111) 
> Thanks.  Unfortunaly I can take down Xen now by trying to use that code
> path, see the log below.

> (XEN) ----[ Xen-3.0.0    Not tainted ]----
> (XEN) CPU:    1
> (XEN) EIP:    e008:[<ff13383c>] free_l2_table+0x53/0x78

xen tries to dereference a pointer it got from map_domain_page() here.
Guess it points into nowhere because we are running the idle page
tables, not the domain page tables at that point.

cheers,

  Gerd

-- 
Gerd 'just married' Hoffmann <kraxel@xxxxxxx>
I'm the hacker formerly known as Gerd Knorr.
http://www.suse.de/~kraxel/just-married.jpeg

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel
[More with this subject...]
<Prev in Thread] Current Thread [Next in Thread>
Previous by Date:  [Xen-devel] domU's on SLES 10.0b3 crashing dom0, Thorolf Godawa
Next by Date:  Re: [Xen-devel] [PATCH] Elf loader fixes, Gerd Hoffmann
Previous by Thread:  Re: [Xen-devel] Re: [PATCH] Xen Guest Kexec, Gerd Hoffmann
Next by Thread:  Re: [Xen-devel] Re: [PATCH] Xen Guest Kexec, Keir Fraser
Indexes:  [Date] [Thread] [Top] [All Lists]
 
   

Copyright , Citrix Systems Inc. All rights reserved. Legal and Privacy