From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: [xen-unstable test] 18454: regressions - FAIL Date: Thu, 18 Jul 2013 08:13:29 +0100 Message-ID: <51E7B1B902000078000E5D20@nat28.tlf.novell.com> References: 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 1UziP7-0002Eh-Gs for xen-devel@lists.xenproject.org; Thu, 18 Jul 2013 07:13:33 +0000 In-Reply-To: Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel Cc: ian.jackson@eu.citrix.com List-Id: xen-devel@lists.xenproject.org >>> On 18.07.13 at 08:24, xen.org wrote: > flight 18454 xen-unstable real [real] > http://www.chiark.greenend.org.uk/~xensrcts/logs/18454/ > > Regressions :-( > > Tests which did not succeed and are blocking, > including tests which could not be run: > test-amd64-amd64-xl-qemuu-winxpsp3 10 guest-saverestore.2 fail REGR. vs. 18431 > test-amd64-i386-xl-qemut-winxpsp3-vcpus1 7 windows-install fail REGR. vs. 18431 So this isn't a race after all (but I'm nevertheless glad the races should now all be dealt with): Jul 18 03:28:20.051054 (XEN) vmap(ffff82c000209000:0x2) Jul 18 03:29:15.995060 (XEN) vunmap(ffff82c000209000:0x3) > Regressions which are regarded as allowable (not blocking): > test-amd64-i386-qemut-rhel6hvm-intel 7 redhat-install fail like 18431 Jul 18 02:28:33.727064 (XEN) vmap(ffff82c000209000:0x2) Jul 18 02:28:39.375057 (XEN) vunmap(ffff82c000209000:0x3) Something is mapping 2 pages and then unmapping three, thus apparently destroying an earlier mapping. What I still need to understand is why the guard page that we put between vmap regions doesn't cover that (or in fact trigger some assertion). Jan