From mboxrd@z Thu Jan  1 00:00:00 1970
From: Hirofumi Tsujimura <tsujimura.hirof@jp.fujitsu.com>
Subject: Re: HVM domain crash when network attach
Date: Mon, 16 Oct 2006 15:41:59 +0900
Message-ID: <453329B7.4040604@jp.fujitsu.com>
References: <C1558699.2815%Keir.Fraser@cl.cam.ac.uk>
Mime-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Return-path: <xen-devel-bounces@lists.xensource.com>
In-Reply-To: <C1558699.2815%Keir.Fraser@cl.cam.ac.uk>
List-Unsubscribe: <http://lists.xensource.com/cgi-bin/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/cgi-bin/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: Keir Fraser <Keir.Fraser@cl.cam.ac.uk>, xen-devel@lists.xensource.com
List-Id: xen-devel@lists.xenproject.org

Hi Keir,

I confirmed that the problem was fixed in the changeset 11760.
Thank you.

-- Tsujimura


Keir Fraser wrote:
> On 13/10/06 14:44, "Hirofumi Tsujimura" <tsujimura.hirof@jp.fujitsu.com>
> wrote:
> 
>> Then, the kernel of domainHVM panicked and outputted a message
>> "kernel panic - not syncing: Unable to reduce memory reservation".
> 
> That's a nasty race caused by netfront not waiting for the backend to reach
> InitWait state before reading its advertised features. Since this is a domU
> guest issue I'd like to have it fixed for 3.0.3. I've put a fix in
> xen-unstable as c/s 11755:7da100019e00 and I'll also do a 3.0.3-rc5 shortly,
> since this touches some moderately complicated code.
> 
>  -- Keir