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Re: Fw: Re: [Xen-devel] Re: Failure to setup Xen 3.4.1 Dom0 on top of Ubuntu 9.10 Server HVM DomU ( 2.6.30.2 xenified kernel)

To: Boris Derzhavets <bderzhavets@xxxxxxxxx>
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Wed, 09 Sep 2009 15:10:58 -0700
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Wed, 09 Sep 2009 15:11:25 -0700
List-id: Xen developer discussion <xen-devel.lists.xensource.com>

On 08/31/09 09:52, Boris Derzhavets wrote:
> Exact message :-
>
> BUG: soft lockup - CPU#0 stuck for 61 sec! [ifconfig:2871]
> BUG: soft lockup - CPU#0 stuck for 61 sec! [ifconfig:2871]
> BUG: soft lockup - CPU#0 stuck for 61 sec! [ifconfig:2871]
> . . . . . . . . . . . . .
>

Do you have CONFIG_PARAVIRT_SPINLOCKS enabled?  I've just committed a
couple of fixes which can avoid a deadlock like this.

    J

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