From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: HVM SMP linux guest hangs in cpu_idle() with
	EFLAGS.IF = 1
Date: Mon, 12 Jul 2010 11:44:40 -0400
Message-ID: <20100712154440.GA4508@phenom.dumpdata.com>
References: <1278528155.1723.139.camel@qabil.uk.xensource.com>
	<20100712140420.GB5358@phenom.dumpdata.com>
	<1278947376.1723.1476.camel@qabil.uk.xensource.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Return-path: <xen-devel-bounces@lists.xensource.com>
Content-Disposition: inline
In-Reply-To: <1278947376.1723.1476.camel@qabil.uk.xensource.com>
List-Unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: Gianni Tedesco <gianni.tedesco@citrix.com>
Cc: George Dunlap <dunlapg@umich.edu>, Xen Devel <xen-devel@lists.xensource.com>
List-Id: xen-devel@lists.xenproject.org

On Mon, Jul 12, 2010 at 04:09:36PM +0100, Gianni Tedesco wrote:
> On Mon, 2010-07-12 at 15:04 +0100, Konrad Rzeszutek Wilk wrote:
> > On Wed, Jul 07, 2010 at 07:42:35PM +0100, Gianni Tedesco wrote:
> > > Hi,
> > > 
> > > I've spent a few weeks investigating a very reproducible guest-hangs bug
> > > which appears to affect all hypervisors from at least 3.4.2 through 4.0
> > > to unstable.
> > > 
> > > To reproduce setup an RHEL5.2 guest for kickstart network install
> > > something like this:
> > 
> > Does this happen with RHEL5.4? CentOS 5.4?
> 
> I used the same setup to test RHEL5, RHEL5.[1234] and can only reproduce
> on 5.1 and 5.2.

Ok, did you look in the changelog for RHEL5.3 and above. It might be
that you are hitting a bug that was fixed.