From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1L7bMW-0001Vw-HB for qemu-devel@nongnu.org; Tue, 02 Dec 2008 14:56:48 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1L7bMU-0001VE-2v for qemu-devel@nongnu.org; Tue, 02 Dec 2008 14:56:47 -0500 Received: from [199.232.76.173] (port=42870 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1L7bMT-0001V6-UH for qemu-devel@nongnu.org; Tue, 02 Dec 2008 14:56:45 -0500 Received: from mail-qy0-f20.google.com ([209.85.221.20]:52287) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1L7bMT-0002ty-JP for qemu-devel@nongnu.org; Tue, 02 Dec 2008 14:56:45 -0500 Received: by qyk13 with SMTP id 13so5527776qyk.10 for ; Tue, 02 Dec 2008 11:56:44 -0800 (PST) Message-ID: <493592F9.1070209@codemonkey.ws> Date: Tue, 02 Dec 2008 13:56:41 -0600 From: Anthony Liguori MIME-Version: 1.0 Subject: Re: [Qemu-devel] bug report: x86-64 guest on x86 host with KVM: can't boot ubuntu-8.10-desktop-amd64.iso References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Zeev Tarantov wrote: > Hello all! > > Title says it all. > Without "-enable-kvm" qemu-system-x86_64 boots the ubuntu 8.10 cd image fine > (slowly) and with "-enable-kvm" I get corrupted graphics and can't continue past > grub menu. But it does boot a winxp disk image fine, with and without KVM. > Host is Linux 2.6.27.7 on a core2duo, running in 32 bit mode. > qemu is current svn trunk. > How can I help debug this? > It's a KVM module bug. You need a patch to your KVM module. See Glauber Costa's patch about not deleting slots properly on kvm-devel. Regards, Anthony Liguori > -Zeev > > > >