From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 94771] New: [Nested kvm on kvm] 32bit win7 guest as L2 guest sho blue screen Date: Thu, 12 Mar 2015 02:13:36 +0000 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit To: kvm@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.136]:32971 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751334AbbCLCNj (ORCPT ); Wed, 11 Mar 2015 22:13:39 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 823B72041F for ; Thu, 12 Mar 2015 02:13:38 +0000 (UTC) Received: from bugzilla2.web.kernel.org (bugzilla2.web.kernel.org [172.20.200.52]) by mail.kernel.org (Postfix) with ESMTP id C6356203A0 for ; Thu, 12 Mar 2015 02:13:36 +0000 (UTC) Sender: kvm-owner@vger.kernel.org List-ID: https://bugzilla.kernel.org/show_bug.cgi?id=94771 Bug ID: 94771 Summary: [Nested kvm on kvm] 32bit win7 guest as L2 guest sho blue screen Product: Virtualization Version: unspecified Kernel Version: 4.0.0-rc1 Hardware: All OS: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: kvm Assignee: virtualization_kvm@kernel-bugs.osdl.org Reporter: chao.zhou@intel.com Regression: No Environment: ------------ Host OS (ia32/ia32e/IA64):ia32e Guest OS (ia32/ia32e/IA64):ia32 Guest OS Type (Linux/Windows):Windows kvm.git Commit:4ff6f8e61eb7f96d3ca535c6d240f863ccd6fb7d qemu.kvm Commit:d598911b6f5e7bf7bafb63b8e1d074729e94aca7 Host Kernel Version: 4.0.0-rc1 Hardware:Ivytown_EP, Haswell_EP Bug detailed description: -------------------------- create 32bit win7 guest as L2 guest, the guest will show blue screen. note: create 32bit win8 or 32bit win8.1 as L2 guest, the guest boots up fine. Reproduce steps: ---------------- 1 create L1 guest: qemu-system-x86_64 -enable-kvm -m 8G -smp 4 -net nic,macaddr=00:12:31:34:51:31 -net tap,script=/etc/kvm/qemu-ifup nested-kvm.qcow -cpu host 2. create L2 guest qemu-system-x86_64 -enable-kvm -m 2G -smp 2 -net none win7-32.qcow Current result: ---------------- 32bit win7 as L2 guest boots up fail Expected result: ---------------- 32bit win7 as L2 guest boots up fine Basic root-causing log: ---------------------- -- You are receiving this mail because: You are watching the assignee of the bug.