From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paulo Ricardo Paz Vital Subject: APIC handling causing kernel panic with kernel-3.12.38 and qemu-1.2 Date: Tue, 21 Apr 2015 18:38:52 +0200 Message-ID: <1429634332.24212.19.camel@profitbricks.com> Reply-To: paulo.vital@profitbricks.com Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Dongsu Park , Marjan Schiller , Mikhail Sennikovskii , Sebastian Parschauer , Conrad Wood , Jens Plogsties To: "qemu-devel@nongnu.org" , kvm@vger.kernel.org Return-path: Received: from mail-wi0-f171.google.com ([209.85.212.171]:38716 "EHLO mail-wi0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753435AbbDUQjB (ORCPT ); Tue, 21 Apr 2015 12:39:01 -0400 Received: by wiun10 with SMTP id n10so28285338wiu.1 for ; Tue, 21 Apr 2015 09:38:55 -0700 (PDT) Sender: kvm-owner@vger.kernel.org List-ID: Hello Fellows, We are experiencing some kernel panics, probably caused by APIC handling, in our host servers when using kernel-3.12.38 and qemu-1.2. The issues (most of them similar) happen when executing VMs with CentOS-6, Ubuntu-14.* and Windows 2012 Server as guest's OS and different workloads. I'd like to know if someone already have had similar problem and/or have some tip/solution to give us. The latest call trace log is available at [1]. Best Regards, Paulo. [1] http://pastebin.com/g1VDYBKE -- Paulo Ricardo Paz Vital ProfitBricks GmbH From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43987) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YkbCP-00043R-M9 for qemu-devel@nongnu.org; Tue, 21 Apr 2015 12:39:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YkbCK-0002AL-LV for qemu-devel@nongnu.org; Tue, 21 Apr 2015 12:39:01 -0400 Received: from mail-wi0-f174.google.com ([209.85.212.174]:34873) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YkbCK-0002A7-G6 for qemu-devel@nongnu.org; Tue, 21 Apr 2015 12:38:56 -0400 Received: by widdi4 with SMTP id di4so146386139wid.0 for ; Tue, 21 Apr 2015 09:38:55 -0700 (PDT) Message-ID: <1429634332.24212.19.camel@profitbricks.com> From: Paulo Ricardo Paz Vital Date: Tue, 21 Apr 2015 18:38:52 +0200 Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] APIC handling causing kernel panic with kernel-3.12.38 and qemu-1.2 Reply-To: paulo.vital@profitbricks.com List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "qemu-devel@nongnu.org" , kvm@vger.kernel.org Cc: Marjan Schiller , Conrad Wood , Sebastian Parschauer , Mikhail Sennikovskii , Jens Plogsties , Dongsu Park Hello Fellows, We are experiencing some kernel panics, probably caused by APIC handling, in our host servers when using kernel-3.12.38 and qemu-1.2. The issues (most of them similar) happen when executing VMs with CentOS-6, Ubuntu-14.* and Windows 2012 Server as guest's OS and different workloads. I'd like to know if someone already have had similar problem and/or have some tip/solution to give us. The latest call trace log is available at [1]. Best Regards, Paulo. [1] http://pastebin.com/g1VDYBKE -- Paulo Ricardo Paz Vital ProfitBricks GmbH