From owner-freebsd-emulation@FreeBSD.ORG Mon Apr 6 13:55:52 2009 Return-Path: Delivered-To: freebsd-emulation@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3CDAB106574B for ; Mon, 6 Apr 2009 13:55:52 +0000 (UTC) (envelope-from avg@icyb.net.ua) Received: from citadel.icyb.net.ua (citadel.icyb.net.ua [212.40.38.140]) by mx1.freebsd.org (Postfix) with ESMTP id 802A58FC1C for ; Mon, 6 Apr 2009 13:55:51 +0000 (UTC) (envelope-from avg@icyb.net.ua) Received: from odyssey.starpoint.kiev.ua (alpha-e.starpoint.kiev.ua [212.40.38.101]) by citadel.icyb.net.ua (8.8.8p3/ICyb-2.3exp) with ESMTP id QAA03406; Mon, 06 Apr 2009 16:55:48 +0300 (EEST) (envelope-from avg@icyb.net.ua) Message-ID: <49DA09E3.2090107@icyb.net.ua> Date: Mon, 06 Apr 2009 16:55:47 +0300 From: Andriy Gapon User-Agent: Thunderbird 2.0.0.21 (X11/20090323) MIME-Version: 1.0 To: Geoff Fritz References: <49D9F14F.2000208@icyb.net.ua> <20090406132551.GA46297@dev.null> In-Reply-To: <20090406132551.GA46297@dev.null> X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-emulation@freebsd.org Subject: Re: [qemu] raw_aio_remove: aio request not found! X-BeenThere: freebsd-emulation@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Development of Emulators of other operating systems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 06 Apr 2009 13:55:52 -0000 on 06/04/2009 16:25 Geoff Fritz said the following: > On Mon, Apr 06, 2009 at 03:10:55PM +0300, Andriy Gapon wrote: >> I had two qemu crashes with the following diagnostics: >> raw_aio_remove: aio request not found! >> >> Unfortunately I wasn't able to obtain useful stack traces (no debug). >> qemu was started as: >> qemu-system-x86_64 -no-kqemu ... >> This is amd64 stable/7 system (without VFS_AIO), qemu-0.10.1_1. > > I was having this exact same problem after a recent rebuild of my system. > Qemu was working just fine before the rebuild, but gave me that error after > the rebuild no matter what I tried. It drove me crazy for several days, and > I was half-way through writing a message to this very list for help, when I > had an idea. > > Turns out that I had added the few accounts I use on my worksatation in a > different order, so the file permissions on the restored VM images were not > writable by the user who was running qemu. I ran chmod a few times and qemu > was happy again. > > It may be a permissions problem. I double-checked and no, this is not it. I now have to mention that qemu images I use are the raw images and the files reside on ZFS. Also, the crash happens after many hours of qemu running. -- Andriy Gapon