From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: BUG: using smp_processor_id() in preemptible [00000000] code: blkback.1.xvdb/9138 caller is decrease_reservation Date: Wed, 11 Sep 2013 13:42:58 -0400 Message-ID: <20130911174258.GA29327@phenom.dumpdata.com> References: <1323058712.20130910201353@eikelenboom.it> <52304141.7040309@citrix.com> <52306465.20009@citrix.com> <1395427007.20130911182535@eikelenboom.it> <41370429.20130911190444@eikelenboom.it> <20130911172934.GA934@zion.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1VJoRb-0001Ot-Hv for xen-devel@lists.xenproject.org; Wed, 11 Sep 2013 17:43:11 +0000 Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Stefano Stabellini Cc: Sander Eikelenboom , Wei Liu , David Vrabel , xen-devel List-Id: xen-devel@lists.xenproject.org On Wed, Sep 11, 2013 at 06:35:05PM +0100, Stefano Stabellini wrote: > On Wed, 11 Sep 2013, Wei Liu wrote: > > On Wed, Sep 11, 2013 at 06:15:09PM +0100, Stefano Stabellini wrote: > > [...] > > > > Spoke too soon, starting a guest is fixed now, shutting it down oopses: > > > > > > > > [ 910.980798] vpn_bridge: port 1(vif13.0) entered disabled state > > > > [ 910.988352] vpn_bridge: port 1(vif13.0) entered disabled state > > > > [ 910.995427] device vif13.0 left promiscuous mode > > > > [ 911.001821] vpn_bridge: port 1(vif13.0) entered disabled state > > > > [ 911.364617] ------------[ cut here ]------------ > > > > [ 911.371022] kernel BUG at drivers/xen/balloon.c:365! > > > > > > That's a different issue, it seems to be the same one found by Wei and > > > addressed by "xen/balloon: check whether a page is pointed to scratch > > > page MFN". > > > > > > However the patch was never committed as the last update was missing. ? Did I mess up one of the patches? I know I had a conflict resolution - perhaps I messed it up? > > > > > > > In case Sander pick up the wrong patch: > > > > That will never get committed because we took the other path, which is > > removing the BUG_ON, which is the exact the same patch you provided > > below. > > > > Konrad might have forgotten to queue it up. > > I think he did (as did I). > Do you have a link? I hadn't queued up anything since I sent the last git pull. And I am going on vacation tomorrow for week :-)