From owner-freebsd-virtualization@FreeBSD.ORG Thu May 23 16:48:17 2013 Return-Path: Delivered-To: freebsd-virtualization@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 61785905; Thu, 23 May 2013 16:48:17 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: from mail-vb0-x231.google.com (mail-vb0-x231.google.com [IPv6:2607:f8b0:400c:c02::231]) by mx1.freebsd.org (Postfix) with ESMTP id 10413FEB; Thu, 23 May 2013 16:48:16 +0000 (UTC) Received: by mail-vb0-f49.google.com with SMTP id q13so119392vbe.36 for ; Thu, 23 May 2013 09:48:16 -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:content-transfer-encoding; bh=COq5YYK3tAFybQ7cwhh3/QQfTD+5j28+uLT47JpR5co=; b=GJs89rxhuGIuGnvF2sRJfvsHTD9fQzBsDm9koYa9d+xRzU6DbnDTxOuJounSUeXbqM u7cg19+QlhGPi/ys8W/LsBJNjkKrizq31cxAFIRrwmWfWnurtqjmYl28Nh8/WAz36KYN jqCnqjp/rsBS8UIpAnnjZI1tLsx+U35KC9Evc5S2Ynu0S/ydhgGOK8egxrB1UK+cikEF LjBtNyS8WpbuGla93uIO95uykga6Z6323n65YJ/m3zQWTk8rZbY/QiYw3JmOUyu+M2mD iYyY026zytSDuhL1mJ2gsZ/YtM4sWYFpay6odRmkDZjaw+FX6m3BHHeIXH0LwkFSb/RT lwiw== MIME-Version: 1.0 X-Received: by 10.52.156.65 with SMTP id wc1mr1960932vdb.10.1369327696119; Thu, 23 May 2013 09:48:16 -0700 (PDT) Received: by 10.52.109.196 with HTTP; Thu, 23 May 2013 09:48:15 -0700 (PDT) In-Reply-To: References: <519131D8.9010307@citrix.com> <616EE8A8-78BA-46E6-90AA-4A22160289DF@dckd.nl> <519E1AA6.2060808@citrix.com> Date: Thu, 23 May 2013 20:48:15 +0400 Message-ID: Subject: Re: FreeBSD PVHVM call for testing From: Sergey Kandaurov To: Outback Dingo Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: "freebsd-xen@freebsd.org" , "xen-users@lists.xen.org" , xen-devel , "freebsd-virtualization@freebsd.org" X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.14 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: Thu, 23 May 2013 16:48:17 -0000 On 23 May 2013 20:30, Outback Dingo wrote: > On Thu, May 23, 2013 at 9:33 AM, Roger Pau Monn=E9 = wrote: > >> On 23/05/13 14:57, Jeroen van der Ham wrote: >> > Hi, >> > >> > On 13 May 2013, at 20:32, Roger Pau Monn=E9 wro= te: >> >> Right now the code is in a state where it can be tested by users, so = we >> >> would like to encourage FreeBSD and Xen users to test it and provide >> >> feedback. >> > >> > I've just been able to install it on a VPS using the latest pvhvm_v9 >> branch. >> >> The branch pvhvm_v9 contains an initial implementation of PV IPIs for >> amd64. I've now finished it and I'm going to port it to i386 also, and >> push a new branch to the repository. >> >> > This is good news, because the system I had before actually had troubl= e >> with the HVM kernel from 9.1 [0]. >> > >> > I'm going to leave this running for a while and do some more tests on = it. >> > >> > Jeroen. >> > >> > >> > [0]: http://www.freebsd.org/cgi/query-pr.cgi?pr=3D175822 >> > >> >> I built the rev_9 branch on a XCP host and rebooted, however I am seeing > > on boot after ugen0.2: at usbus0 > > run_interrupt_driven_hooks: still waiting after 60 seconds for > xenbus_nop_confighook_cb > run_interrupt_driven_hooks: still waiting after 120 seconds for > xenbus_nop_confighook_cb > run_interrupt_driven_hooks: still waiting after 180 seconds for > xenbus_nop_confighook_cb > run_interrupt_driven_hooks: still waiting after 240 seconds for > xenbus_nop_confighook_cb > run_interrupt_driven_hooks: still waiting after 300 seconds for > xenbus_nop_confighook_cb > panic: run_interrupt_driven_confighooks: waited too long > cpuid =3D 0 > KDB: enter: panic > [ thread pid 0 tid 100000 ] > Stropped at kdb_enter +0x3b: movq $0,0xad6522(%rip) > db> Can you recheck this on stock HEAD? >From your description this looks like a rather old bug seen with 8.2 or above and XCP (referenced in PR kern/164630). You can trigger it when e.g. booting with empty cdrom. --=20 wbr, pluknet