From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= <roger.pau@citrix.com>
Subject: Re: [BUG] 'o' debug key panics the hypervisor
Date: Thu, 27 Aug 2015 16:07:36 +0200
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To: Jan Beulich <JBeulich@suse.com>
Cc: yang.z.zhang@intel.com, Andrew Cooper <andrew.cooper3@citrix.com>, Kevin Tian <kevin.tian@intel.com>, xen-devel <xen-devel@lists.xenproject.org>
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El 27/08/15 a les 16.01, Jan Beulich ha escrit:
>>>> On 27.08.15 at 13:29, <roger.pau@citrix.com> wrote:
>> When using Intel hardware without shared page tables between the IOMMU 
>> and EPT (I have not tried if the same happens when sharing the page 
>> tables), the following crash happens if I press the 'o' debug key with 
>> a HVM guest running. The guest doesn't have any device passed-through.
> 
> This last thing is the relevant one: No-one ever cared to use 'o' without
> also passing through a device.

I have to admit I discovered this when I thought I was typing at the
Dom0 console but it turns out I had it switched to the Xen console...
Anyway, it shouldn't crash Xen.

Roger.