Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752936AbdDEDkS (ORCPT ); Tue, 4 Apr 2017 23:40:18 -0400 Received: from mout.gmx.net ([212.227.17.21]:61910 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752348AbdDEDkR (ORCPT ); Tue, 4 Apr 2017 23:40:17 -0400 Message-ID: <1491363606.4536.80.camel@gmx.de> Subject: Re: Random guest crashes since 5c34d002dcc7 ("virtio_pci: use shared interrupts for virtqueues") From: Mike Galbraith To: "Michael S. Tsirkin" Cc: Christoph Hellwig , Thorsten Leemhuis , virtio-dev@lists.oasis-open.org, Linux Kernel Mailing List , rjones@redhat.com Date: Wed, 05 Apr 2017 05:40:06 +0200 In-Reply-To: <1491362670.4536.78.camel@gmx.de> References: <1491242192.5638.111.camel@gmx.de> <20170403210931-mutt-send-email-mst@kernel.org> <1491278572.5198.28.camel@gmx.de> <20170404163725-mutt-send-email-mst@kernel.org> <1491315482.5239.11.camel@gmx.de> <20170404182904-mutt-send-email-mst@kernel.org> <1491327646.4253.2.camel@gmx.de> <1491328476.4253.10.camel@gmx.de> <20170404213702-mutt-send-email-mst@kernel.org> <1491361749.4536.69.camel@gmx.de> <20170405060806-mutt-send-email-mst@kernel.org> <1491362670.4536.78.camel@gmx.de> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.16.5 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:QQpOQlAg2oVG+lMzc/cD4N3YqmbHEeOL12LOBFwR/STra4Xr/Ab VMup6qbH1LDzUWy5Sn48XP0YyRh8JC1+b6nEi37H57yeIDnbAJdY4ENpxdvgT+XgAW8gejj DD/scoFxnJJj5+tCWlaVOxh0oJiep0Np+athx2CpEHFc51sPRfPv0vTTrEKasgvIZ9sHnh/ OUKXfahDcqvvWYnWHZwQg== X-UI-Out-Filterresults: notjunk:1;V01:K0:+/ylYOqAaOM=:MUr18lwDoNAIoscZBdDLB+ QoFHWuEOU7mu36l+H/piZ71GIGv5T2GNKNpmbiF7k3onfuUtIM75l71b2PlZ3t6jeBlhplGAn dRWSQgRcgguTWiQRBw86fcjE78cMCZogauV9uTexZ/e4ahkqOTth3yID0SIx/4TgiwCVsW+Pz F0DDFlZ5vfWSSKsIzvqdpyS1X5rWJdMp3kHX98zmcPWjL+g+UtR75iEKNaGj17DhfpLMoV6o/ hnIP4BRodXtgVP2aLUBmBSU0HFL4TS/yHDWssgKnOFf7XHcMWiTKpkqknTtreHyO65uEahoIO 2i8TcXjT0q0+5nhTI6zWy8bnP02vGz5TvpmCHq/hjfC8EobA2qw848azxCofyKVYQj43DzHI/ w30Y5x5kwjWQUOtbszPn25l/+bScXIHTqsVZ0SfG3+5++enq536tTbkxiqMiz7yyHoFaB9gbb mwLtmFRS4qWBn8IFwAHRtGsBmZUFL2Y+0C1vfO/N4Mq0ML7X+PymHOy+Tg3b41fZpi7Jyq+ll W6jB+Trjx0q4obZfOIg57R+RZ2GehQX1235+Iw1tQpm27f14vnkrE+BhtaXwrA4HR2nuuhMlY dUpVWT0x4RNvNdUvUxp3vpG8XXKtxXHf7x4oUeOkWUACpoRO4FmFASf8br27eY66Ql/S6kVbH qXNONGVaHcuAwyBYZGzqJl/bqiA/hEVFlA0md5N9IXS8H1ZV6lZYYPWgXWtd+gje8z6POY6+v AabVy4smpcmWGicDM9ipTa88AMDvRoBw5k05S2sTWJI9kUBFi3nl+UOzWbrq2JF5zs4AzhZ2t ao8TMKw Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1034 Lines: 30 On Wed, 2017-04-05 at 05:24 +0200, Mike Galbraith wrote: > On Wed, 2017-04-05 at 06:13 +0300, Michael S. Tsirkin wrote: > > On Wed, Apr 05, 2017 at 05:09:09AM +0200, Mike Galbraith wrote: > > > On Tue, 2017-04-04 at 22:03 +0300, Michael S. Tsirkin wrote: > > > > > > > since I couldn't reproduce, I decided it's worth trying to see > > > > what happens if we revert back to before 5c34d002dcc7. > > > > > > > > > > > > Could you please test a tag "test" in my tree above? > > > > It should point at 6d88af1bf359417eb821370294ba489bdf7f5ab8 > > > > > > Nogo. > > > > > > git@homer:..git/vhost> git remote update > > > Fetching origin > > > git@homer:..git/vhost> git show > > > 6d88af1bf359417eb821370294ba489bdf7f5ab8 > > > fatal: bad object 6d88af1bf359417eb821370294ba489bdf7f5ab8 > > > > Maybe because it's a tag not a head. Pls try > > git fetch > > git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git > > refs/tags/test > > That worked. Checked out/building. vbox hibernated gripe free, w/wo threadirqs. -Mike