From xen-devel-bounces@lists.xen.org Tue Jan 07 20:11:17 2014 Received: (at maildrop) by bugs.xenproject.org; 7 Jan 2014 20:11:17 +0000 Received: from lists.xen.org ([50.57.142.19]) by bugs.xenproject.org with esmtp (Exim 4.80) (envelope-from ) id 1W0czd-0005O8-KG for xen-devel-maildrop-Eithu9ie@bugs.xenproject.org; Tue, 07 Jan 2014 20:11:17 +0000 Received: from localhost ([127.0.0.1] helo=lists.xen.org) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1W0cuk-00062z-A8; Tue, 07 Jan 2014 20:06:14 +0000 Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1W0cuj-00062u-2g for xen-devel@lists.xen.org; Tue, 07 Jan 2014 20:06:13 +0000 Received: from [85.158.139.211:15484] by server-11.bemta-5.messagelabs.com id 4E/DA-23268-43E5CC25; Tue, 07 Jan 2014 20:06:12 +0000 X-Env-Sender: boris.ostrovsky@oracle.com X-Msg-Ref: server-4.tower-206.messagelabs.com!1389125170!8402068!1 X-Originating-IP: [156.151.31.81] X-SpamReason: No, hits=0.0 required=7.0 tests=sa_preprocessor: VHJ1c3RlZCBJUDogMTU2LjE1MS4zMS44MSA9PiAyODgzMzk=\n X-StarScan-Received: X-StarScan-Version: 6.9.16; banners=-,-,- X-VirusChecked: Checked Received: (qmail 4925 invoked from network); 7 Jan 2014 20:06:11 -0000 Received: from userp1040.oracle.com (HELO userp1040.oracle.com) (156.151.31.81) by server-4.tower-206.messagelabs.com with DHE-RSA-AES256-SHA encrypted SMTP; 7 Jan 2014 20:06:11 -0000 Received: from ucsinet21.oracle.com (ucsinet21.oracle.com [156.151.31.93]) by userp1040.oracle.com (Sentrion-MTA-4.3.1/Sentrion-MTA-4.3.1) with ESMTP id s07K54PV020470 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Tue, 7 Jan 2014 20:05:05 GMT Received: from aserz7022.oracle.com (aserz7022.oracle.com [141.146.126.231]) by ucsinet21.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id s07K53t7004764 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 7 Jan 2014 20:05:04 GMT Received: from abhmp0005.oracle.com (abhmp0005.oracle.com [141.146.116.11]) by aserz7022.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id s07K53NI027550; Tue, 7 Jan 2014 20:05:03 GMT Received: from dhcp-burlington7-2nd-B-east-10-152-55-162.usdhcp.oraclecorp.com (/10.152.55.112) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 07 Jan 2014 12:05:03 -0800 Message-ID: <52CC5E1C.90704@oracle.com> Date: Tue, 07 Jan 2014 15:05:48 -0500 From: Boris Ostrovsky User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130805 Thunderbird/17.0.8 MIME-Version: 1.0 To: Ian Jackson References: <21196.19900.136146.867552@mariner.uk.xensource.com> <20140107191156.GA10370@phenom.dumpdata.com> <21196.21556.181273.225889@mariner.uk.xensource.com> <52CC574C.8080405@oracle.com> In-Reply-To: <52CC574C.8080405@oracle.com> X-Source-IP: ucsinet21.oracle.com [156.151.31.93] Cc: david.vrabel@citrix.com, xen-devel@lists.xen.org Subject: Re: [Xen-devel] 3.4.70+ kernel WARNING spew dysfunction on failed migration X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org On 01/07/2014 02:36 PM, Boris Ostrovsky wrote: > On 01/07/2014 02:23 PM, Ian Jackson wrote: >> Konrad Rzeszutek Wilk writes ("Re: 3.4.70+ kernel WARNING spew >> dysfunction on failed migration"): >>> On Tue, Jan 07, 2014 at 06:55:56PM +0000, Ian Jackson wrote: >>>> For reasons I don't understand it doesn't seem to print the actual >>>> kernel git hash in dmesg, but I think it was that from flight 22264, >>>> i.e. 234d96ee0f3b8e49501d068a2a3165aa4db60903. It's i386, on a >>>> 64-bit Xen. >>> This a bit of ancient kernel. Does it show up with 3.12? >> 3.4.70 is what the osstest push gate is using. (ISTR trying to switch >> to 3.11 but encountering some problem.) >> >> I haven't tried 3.12 but can do so. >> >> Ian. > > This is hypercall failing, btw: > > https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/tree/drivers/xen/events.c?id=refs/tags/v3.4.75#n1582 > More specifically, it fails if ( v->virq_to_evtchn[virq] != 0 ) ERROR_EXIT(-EEXIST); in Xen's evtchn_bind_virq(). Would be interesting to see if this is still a problem in new kernels. -boris _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel