From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_HIGH autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EA6DCC5CFC1 for ; Sun, 17 Jun 2018 09:36:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 92BB220874 for ; Sun, 17 Jun 2018 09:36:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="X66u0urp" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 92BB220874 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933214AbeFQJgc (ORCPT ); Sun, 17 Jun 2018 05:36:32 -0400 Received: from mail.kernel.org ([198.145.29.99]:33552 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932726AbeFQJga (ORCPT ); Sun, 17 Jun 2018 05:36:30 -0400 Received: from localhost (LFbn-1-12247-202.w90-92.abo.wanadoo.fr [90.92.61.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D689A20874; Sun, 17 Jun 2018 09:36:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1529228190; bh=RMLUZxLS+wQZ/GWppcbOCY3IpO/3sMgYj7nSHFA/7GI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=X66u0urp2rsWdsP3/TA9k6yZm9TXQQQVuuV+tQxa8s38w0isKzfNTSXC8nbVMiEt4 jc2aN4b5zu92O/f++HiqppgU6BOAgEaISvSIi8FMRnGdQ4lztoG8etGAuWEHRneKyU tqSO72yqKiYGqsbu2hc8ZP+Om9ja4kUlpnlJRyPY= Date: Sun, 17 Jun 2018 11:36:07 +0200 From: Greg KH To: Mike Galbraith Cc: Ray Strode , LKML , stable , Gerd Hoffmann , Dave Airlie , virtualization@lists.linux-foundation.org Subject: Re: v4.14.21+: ATOMIC_SLEEP splat bisected to 9428088c90b6 ("drm/qxl: reapply cursor after resetting primary") Message-ID: <20180617093607.GA27652@kroah.com> References: <1529163551.16103.16.camel@gmx.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1529163551.16103.16.camel@gmx.de> User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Jun 16, 2018 at 05:39:11PM +0200, Mike Galbraith wrote: > Greetings, > > Running a kernel with ATOMIC_SLEEP enabled in one of my VMs, I met the > splat below. I tracked it back to 4.14-stable, and bisected it there. Why does your virtual machine use a drm driver? Ah, it's a driver for virtual gpu, nice. And if you revert that patch, does everything work again? > # first bad commit: [848dd9bf51544c8e5436960124f3d1f9c51cdb99] drm/qxl: reapply cursor after resetting primary You should also cc: the other developers on that signed-off-by list, like I did here... thanks, greg k-h