From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marcelo Tosatti Subject: Re: qemu-ppc core dumps randomly on postgresql thread safety test Date: Fri, 6 Jan 2012 09:30:11 -0200 Message-ID: <20120106113011.GC24803@amt.cnet> References: <401084E5E73F4241A44F3C9E6FD7942820D63505@exch-01> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "'kvm@vger.kernel.org'" To: "Rengert, Mark" Return-path: Received: from mx1.redhat.com ([209.132.183.28]:53685 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758477Ab2AFLfG (ORCPT ); Fri, 6 Jan 2012 06:35:06 -0500 Content-Disposition: inline In-Reply-To: <401084E5E73F4241A44F3C9E6FD7942820D63505@exch-01> Sender: kvm-owner@vger.kernel.org List-ID: This is a QEMU bug, please send the bug report to qemu-devel@nongnu.org. On Thu, Jan 05, 2012 at 05:26:26PM -0500, Rengert, Mark wrote: > Hi - > > I am using scratchbox2 under Ubuntu 10.04 to build postgresql for ppc. About half the time the configuration test for thread safety fails with a qemu-ppc coredump. It fails less often when QEMU_STRACE is defined but it still fails sometimes. It appears to happen in the pthread_join() call, I think. > > Here is the info requested on the KVM bug report webpage (http://www.linux-kvm.org/page/Bugs): > > CPU model: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz > > Host kernel: Linux florida 2.6.32-36-generic-pae #79-Ubuntu SMP Tue Nov 8 23:25:26 UTC 2011 i686 GNU/Linux > > Guest: via "sb2 -t powerpc-unknown-linux-gnu" > > Qemu command: (generated by scratchbox) "/usr/bin/qemu-ppc -U LD_PRELOAD -L / -0 ./conftest ./conftest" >