[Pkg-virtualbox-devel] Bug#783142: VMs fail to start on Broadwell CPUs

[Frank Mehnert]

Hi all,

please be aware that the patch mentioned below by Gianfranco is not sufficient
for Linux >= 3.19. The complete patch can be found here:

  https://www.virtualbox.org/attachment/ticket/13961/diff_smap_4

See https://www.virtualbox.org/ticket/13961#comment:18 for the explanation.

Frank

On Thursday 23 April 2015 07:43:17 Gianfranco Costamagna wrote:
> Hi, patch applied on jessie branch
> 
> http://anonscm.debian.org/cgit/pkg-virtualbox/virtualbox.git/commit/?h=jessi
> e
> 
> 
> experimental should already be fine.
> 
> thanks!
> 
> cheers,
> 
> G.
> 
> 
> Il Mercoledì 22 Aprile 2015 22:12, Moritz Mühlenhoff <jmm at inutil.org> ha
> scritto:
> On Wed, Apr 22, 2015 at 09:48:01PM +0200, Moritz Muehlenhoff wrote:
> > Package: virtualbox
> > Version: 4.3.18-dfsg-3
> > Severity: important
> > 
> > Hi,
> > virtualbox doesn't work on Broadwell CPUs; all VMs fail to start no
> > matter what the user configures in the VM settings.
> > 
> > This was reported upstream at https://www.virtualbox.org/ticket/13820
> > 
> > I verified that the patch by Frank works on my Thinkpad X250 with such
> > a CPU. I'm attaching a suitable Debian diff.
> > 
> > Please fix this for the jessie 8.1 point release, Broadwell CPUs will
> > become increasingly popular and Vbox is completely broken on them.
> 
> Now really attached.
> 
> 
> Cheers,
>         Moritz
> 
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-- 
Dr.-Ing. Frank Mehnert | Software Development Director, VirtualBox
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