From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:52309) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S2Rq2-0005bx-NR for qemu-devel@nongnu.org; Tue, 28 Feb 2012 13:31:51 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1S2Rpf-0001Jz-Lz for qemu-devel@nongnu.org; Tue, 28 Feb 2012 13:31:50 -0500 Received: from mail-pw0-f45.google.com ([209.85.160.45]:58135) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S2Rpf-0001Jc-Fp for qemu-devel@nongnu.org; Tue, 28 Feb 2012 13:31:27 -0500 Received: by pbcuo1 with SMTP id uo1so571089pbc.4 for ; Tue, 28 Feb 2012 10:31:25 -0800 (PST) Message-ID: <4F4D1D78.6050304@codemonkey.ws> Date: Tue, 28 Feb 2012 12:31:20 -0600 From: Anthony Liguori MIME-Version: 1.0 References: <4F4CC7C6.9070609@redhat.com> <20120228175914.GA28479@redhat.com> <4F4D1951.4040807@codemonkey.ws> <4F4D19C5.8030507@redhat.com> In-Reply-To: <4F4D19C5.8030507@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PULL] Memory core space reduction List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Avi Kivity Cc: qemu-devel , "Michael S. Tsirkin" On 02/28/2012 12:15 PM, Avi Kivity wrote: > On 02/28/2012 08:13 PM, Anthony Liguori wrote: >> >> FWIW, I'm processing this PULL request right now and I'm seeing a SEGV >> too. The backtrace is a malloc failure in QOM. >> > > How do we reproduce this? It looks like just repeatedly running QEMU with a -device option does it. It's only about 10% reproducible for me. I'm thinking it's a heap corruption. Regards, Anthony Liguori >