Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932299AbdDGHW1 (ORCPT ); Fri, 7 Apr 2017 03:22:27 -0400 Received: from mout.gmx.net ([212.227.17.21]:55138 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932127AbdDGHWO (ORCPT ); Fri, 7 Apr 2017 03:22:14 -0400 Message-ID: <1491549722.5501.13.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: Fri, 07 Apr 2017 09:22:02 +0200 In-Reply-To: <1491548751.5501.12.camel@gmx.de> References: <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> <1491363606.4536.80.camel@gmx.de> <20170405065123-mutt-send-email-mst@kernel.org> <1491366290.4536.114.camel@gmx.de> <20170405062934.GA26528@lst.de> <20170406003349-mutt-send-email-mst@kernel.org> <1491544999.5501.7.camel@gmx.de> <20170407090354-mutt-send-email-mst@kernel.org> <1491547457.5501.10.camel@gmx.de> <1491548751.5501.12.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:HOPVMa0njVIERg8ky973eOjG9VNzZ8y0xM+Fuyx11ZMFoyMQDLY Nm9WCs2z+CqaklxKZ1ZI86SNbs3Ll6wWjfShtjkEOnOQDQf67cnTwzN1ZndW/PWzrorWNdc XELK61XDoprLCaJ0lKEs8oSuY3R/BjhFdp3p48gz6QNuXyyhz0ZAmJIy/6Zsy6s49Wp+abb wZyCxVwRiGUz1ZgpmnPBw== X-UI-Out-Filterresults: notjunk:1;V01:K0:wzTZ7LpwUps=:9pwSGU55fBazNXOKsjV9If rBdJQDFSojUuQdu9gloOIa2Xe9V/z8NTbb6RDf0xYrpeT+EMcpUdK4J3jSuhQklODmCBktFje ZwH2M3/ArNsIi+qPElBG8CX33EEXRbjALBHjPPSHg6TNn3VWFuUu/JtxIw5sxiMGuymmrV8nq k/ggkaVduIvSQTxsQBDvViHVCBcWpsz2W6HscSObqOU6yyunhOD38FeBHw759rcMUbxGpRhW0 XVdz+/dW5prTEEg/GW3g9kC/sjMg4Tv02oq8JbzXXT32rE8VmRjp42MM0F7JywAYooYwkR5QZ XkGDb1bE1CvcNPANJXhIec8v/DkqfX1E1ceCWLz67HVHDf0OgGIwg/VGaRYaagR3hm/G9Z2ts +e3miAUXH+YP53XyNHiEvcM2QjsCPMUGM0c9cwNGFTukk4O69nhm3wxs1tcqp+O+uILFS1Ckq /Q4+LD2TcCga1NlMqmIa1yCiGW4JmX++ABG0Hs5MRG/yNQ4UYfixniTgLs7a+J91+DEW68MFE P8YrqJCVGrQHNXyNujgfmM4kyBGCRTQ0QPLGtbxVotOocFrxVwsANdsmX6WCtEgG7riro1n/x Y16PO7nHFa6Wn/ofEWFptMMTN1ZAHX/DLGmyvbNIt6n8/k/Sl5sN20FNrkV63HXGYWiPGuq8V X2TLY2ujAlFxTSMazb5YIFr36kVX0awYu4aqbU/u9Y2zIo+Nqpdb+zdUWIKxEQut2FTyATujm ktFiRg8STaEeZnoM40qLrudM3/ywK4bdZjz4feJCS9kO0+CfyfXJjGjgp1iAVDoC+ceoKMzBV Wn9qw2j Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 771 Lines: 23 On Fri, 2017-04-07 at 09:05 +0200, Mike Galbraith wrote: > On Fri, 2017-04-07 at 08:44 +0200, Mike Galbraith wrote: > > On Fri, 2017-04-07 at 09:24 +0300, Michael S. Tsirkin wrote: > > > On Fri, Apr 07, 2017 at 08:03:19AM +0200, Mike Galbraith wrote: > > > > > > Test tag works fine here w/wo threadirqs, RT works as well. > > > > > > > > -Mike > > > > > > Thanks a lot. > > > OK I pushed out two new tags > > > test1 with just the cleanup reverts > > > test2 with a bugfix in this area > > > > > > > > > I would very much appreciate your testing report on both - > > > should be ok but better make sure. > > > > Ok, once it percolates out I'll do that. > > for_linus-10-g960bef2a6172 contains a -ENOBUILD merge conflict. But test2 works fine w/wo threadirqs.