From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: segfault with windows XP guest Date: Mon, 10 Aug 2009 15:27:27 +0300 Message-ID: <4A80122F.8070602@redhat.com> References: <4A7CCD2D.6090205@shaw.ca> <4A7E9BEA.4030407@redhat.com> <4A800EEE.1070209@shaw.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: KVM list To: Gene Horodecki Return-path: Received: from mx2.redhat.com ([66.187.237.31]:39490 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753966AbZHJMVX (ORCPT ); Mon, 10 Aug 2009 08:21:23 -0400 In-Reply-To: <4A800EEE.1070209@shaw.ca> Sender: kvm-owner@vger.kernel.org List-ID: On 08/10/2009 03:13 PM, Gene Horodecki wrote: > Avi Kivity wrote: >> On 08/08/2009 03:56 AM, Gene Horodecki wrote: >>> Hi there, I currently have about five guests set up with KVM, one of >>> them being windows XP. I am having trouble with the windows XP >>> one. It will works for a bit and then the process dies with the >>> following in the kern.log: >>> >>> kvm[5593]: segfault at 29c ip 00000000004316d8 sp 00007fff0766bed0 >>> error 4 in kvm[400000+1e0000] >>> >>> Once the process dies once, then it keeps happening. The virtual >>> machine will hardly boot now and it just crashes with this error. >>> >>> No major load on the windows VM, acpi enabled, a single 20Gb raw disk. >>> >>> Really hoping to get this working, thanks! >>> >> >> Please generate a core dump and a stack trace. You may need to >> ./configure --disable-strip so that debug symbols are retained. >> > Can someone please link me to instructions on how to do this? Thanks. > On the command line, do $ ulimit -c unlimited then run your guest (from the command line). When it segfaults it will say "core dumped". Look for a file named core (or core.$PID), and run $ gdb /path/to/qemu-system-x86_64 /path/to/core/file (gdb) bt full and post the results. -- error compiling committee.c: too many arguments to function