From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:37220) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ScYHA-0004zY-0D for qemu-devel@nongnu.org; Thu, 07 Jun 2012 04:41:10 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ScYH7-0000vI-Vm for qemu-devel@nongnu.org; Thu, 07 Jun 2012 04:41:03 -0400 Received: from indium.canonical.com ([91.189.90.7]:38121) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ScYH7-0000up-QT for qemu-devel@nongnu.org; Thu, 07 Jun 2012 04:41:01 -0400 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.71 #1 (Debian)) id 1ScYH6-0000VN-HF for ; Thu, 07 Jun 2012 08:41:00 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id 81A632E8009 for ; Thu, 7 Jun 2012 08:41:00 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Thu, 07 Jun 2012 08:34:29 -0000 From: Yongjie Ren <1002121@bugs.launchpad.net> Sender: bounces@canonical.com References: <20120521033105.6738.10867.malonedeb@chaenomeles.canonical.com> Message-Id: <20120607083429.15526.79053.malone@gac.canonical.com> Errors-To: bounces@canonical.com Subject: [Qemu-devel] [Bug 1002121] Re: disk error when guest boot up via qcow2 image Reply-To: Bug 1002121 <1002121@bugs.launchpad.net> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org after reverting bef0fd59 in qemu-kvm, this issue doesn't exist. -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1002121 Title: disk error when guest boot up via qcow2 image Status in QEMU: New Bug description: Host OS (ia32/ia32e/IA64): ia32e Guest OS (ia32/ia32e/IA64): ia32e Guest OS Type (Linux/Windows): Linux(rhel6u1) kvm.git Commit: 51bfd2998113e1f8ce8dcf853407b76a04b5f2a0 qemu-kvm Commit: e54f008ef8f968cfc2f3ecab78491d180fa31efc Host Kernel Version:3.4.0-rc7 Hardware: WSM-EP, Romley-EP = Bug detailed description: -------------------------- If I boot up a guest using qcow2 image, the guest show =E2=80=9Cdisk read= error=E2=80=9D. If you press some key to continue, after being automatica= lly repaired, the guest can boot up. This should be a qemu-kvm regression. kvm + qemu-kvm =3D result 51bfd299 + e54f008e =3D bad = 51bfd299 + b320b8b7 =3D good Note: 1. guest rhel6u1, guest show =E2=80=9Cdisk error=E2=80=9D guest rhel6u2, guest show black screen this phenomenon occurs at the first time to create guest 2. create guest with raw image, this phenomenon doesn=E2=80=99t appear. = Reproduce steps: ---------------- 1.start up a host with kvm (commit: 51bfd299) and use qemu-kvm (commit:e5= 4f008e) 2.qemu-img create =E2=80=93b /share/ia32e_rhel6u1.img =E2=80=93f qcow2 /root/rhel6u1.qcow 3.qemu-system-x86_64 -mem 1024 =E2=80=93hda /root/rhel6u1.qcow Current result: ---------------- Guest console shows: error 25:Disk read error Prss any key to continue... = Expected result: ---------------- Guest boot up correctly To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1002121/+subscriptions