From owner-freebsd-virtualization@FreeBSD.ORG Sun Oct 7 18:12:18 2012 Return-Path: Delivered-To: freebsd-virtualization@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 7E7A8106566B; Sun, 7 Oct 2012 18:12:18 +0000 (UTC) (envelope-from sree.openwrk@gmail.com) Received: from mail-oa0-f54.google.com (mail-oa0-f54.google.com [209.85.219.54]) by mx1.freebsd.org (Postfix) with ESMTP id 275B88FC0A; Sun, 7 Oct 2012 18:12:17 +0000 (UTC) Received: by mail-oa0-f54.google.com with SMTP id n9so4218120oag.13 for ; Sun, 07 Oct 2012 11:12:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=bknxmxCtPrFlFEMe8+4j9VWmInvq5Du1PONl3elqgCM=; b=BLLJ+IANUIGWTFHe1gq6KdqVnS4asFzLXVbE6uDW7iIkdThGbcpgYUVwvG/Ckm9+io K40y/BDXZrdWxEZyFK0a8xlub0Qd+Xm1J/f0jG3Fy/GbTuHkW3gVjoHjqWG58k9Y13DA 3R8XPw2k7NGySAvgkxN2EtqPR5iBgkfRmWXu5iFf00HMc3FDw7sRPxx462SeGiZl0Bd6 +eFhTeSIvnxRX8SvhcF3y7TwKBduuZuFSim5mJspVB0GIbEazCo40YBXkylPs7s7IgRi 9Fb4L7Tl8Ps5rdIIxIBLX62PkT1onKenxSOSAKR8h/ogkMKYiQyy0NBDrolAgR6oZ3mB Rqqw== MIME-Version: 1.0 Received: by 10.182.31.50 with SMTP id x18mr321429obh.56.1349633537346; Sun, 07 Oct 2012 11:12:17 -0700 (PDT) Received: by 10.60.141.132 with HTTP; Sun, 7 Oct 2012 11:12:17 -0700 (PDT) In-Reply-To: References: Date: Sun, 7 Oct 2012 11:12:17 -0700 Message-ID: From: "sree.openwrk" To: Neel Natu Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-virtualization@freebsd.org Subject: Re: Bhyve: panic: "Unregistered use of FPU in kernel" when starting guest X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 07 Oct 2012 18:12:18 -0000 Hey Neel Sure. I will reproduce the issue and try to narrow down the problem. Will update you, if I am able to narrow down the problem. Thanks On Thu, Oct 4, 2012 at 9:07 PM, Neel Natu wrote: > Hi svas, > > On Thu, Oct 4, 2012 at 5:58 PM, sree.openwrk > wrote: > > Hi > > I am seeing frequent kernel panic when I try to run the guest OS. I have > the > > latest Freebsd (I compiled the latest code from > > svn://svn.freebsd.org/base/projects/bhyve and installed it in my > machine). > > While trying to run the pre-built guest provided at > > http://people.freebsd.org/~neel/bhyve/vm1.tar.gz I get the kernel panic > > (panic: Unregistered use of FPU in kernel) > > I am attaching the core.txt. > > I also want to mention that I was successfully able to boot in to the > guest > > OS couple of times. But around 7/10 times I get thsi host kernel panic. > > > > stack trace: > > vm_run() at vm_run+0xec > > vmmdev_ioctl() at vmmdev_ioctl+0x4ea > > devfs_ioctl_f() at devfs_ioctl_f+0x7a > > kern_ioctl() at kern_ioctl+0xcd > > sys_ioctl() at sys_ioctl+0xfd > > amd64_syscall() at amd64_syscall+0x304 > > Xfast_syscall() at Xfast_syscall+0xf7 > > > > I am seeing this too but nowhere as frequently as you are. I hit this > last night for the first time and not since. > > There hasn't been any change in this part of the code for quite some time > now. > > Since you can trigger this much more frequently that me, would it be > possible for you to narrow down which change caused this? It would be > hugely helpful. > > best > Neel > > > > > regards > > svas > > > > >