From mboxrd@z Thu Jan 1 00:00:00 1970 From: Francisco Rocha Subject: Re: (no subject) Date: Thu, 5 Apr 2012 21:17:17 +0100 Message-ID: <5E615268CEC26C4E920B9D9911A2307C0345ECC5B68C@EXCCR03.campus.ncl.ac.uk> References: <5E615268CEC26C4E920B9D9911A2307C0345ECC5B68B@EXCCR03.campus.ncl.ac.uk>, <4F7DF441.5040104@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4F7DF441.5040104@amd.com> Content-Language: en-GB List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: "wei.huang2@amd.com" Cc: Andrew Cooper , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org ________________________________________ From: Wei Huang [wei.huang2@amd.com] Sent: 05 April 2012 20:36 To: Francisco Rocha Cc: Andrew Cooper; xen-devel@lists.xen.org Subject: Re: [Xen-devel] (no subject) On 04/05/2012 01:26 PM, Francisco Rocha wrote: > Date: Thu, 5 Apr 2012 18:44:14 +0100 > From: Andrew Cooper > To: > Subject: Re: [Xen-devel] lastest xen unstable crash > Message-ID:<4F7DD9EE.3080404@citrix.com> > Content-Type: text/plain; charset="ISO-8859-1" > > On 05/04/12 18:37, Francisco Rocha wrote: >> Hi everyone, >> >> I was trying to build a new machine but the system keeps rebooting. >> I used the lasted unstable version from xen-unstable.hg. >> >> I have tried with Fedora 16 (kernel 3.3.0-8) and Xubuntu 11.10 (3.0.0.17-generic). >> >> The output to my serial console is attached. >> >> Cheers, >> Francisco > What is your Linux command line? does it include "console=hvc0"? > Perhaps some early_printk settings are required. > > Please include my email in your replies, thank you. > > Yes, it includes hvc0. I used your tutorial to setup the SOL. > > title Xen 3.4.2 / pv_ops Linux dom0 2.6.31.6 with a serial console > root (hd0,0) > kernel /xen-3.4.gz dom0_mem=512M loglvl=all guest_loglvl=all sync_console console_to_ring com1=115200,8n1,0xe000,0 console=com1 > module /vmlinuz-2.6.31.6 ro root=/dev/vg00/lv01 console=hvc0 earlyprintk=xen nomodeset > module /initrd-2.6.31.6.img > > Something like this, I am not at the machine anymore. > > Francisco > It looks like xsave/xrstore instructions (xsetbv instruction in xstate_enable() function to be exact) related. You can try to disable xsave to to see if this helps. -Wei Sorry about the untitled message. Should I be the one disabling xsave or is that for Andrew to change something? How can I do that? Anyway, shouldn't Xen support it? cheers, Francisco