There isn't support for aufs filesystems in kernel version 4.9.0 in the repository

[Seth Forshee]

On Tue, Jan 03, 2017 at 10:03:41AM -0600, Seth Forshee wrote:
> On Tue, Jan 03, 2017 at 03:06:09PM +0100, oscaretu . wrote:
> > Hello, Seth.
> > 
> > I've not filed a bug because I've seen the errors about i915 chipset appers
> > lots of times in Google, and I've seen many anwser to the problem that
> > didn't solve it, but it seemed to be a very known problem. With kernel 4.9
> > the error message when booting disappeared. The messages that appears in
> > dmesg output after booting was:
> > 
> > 
> > [   13.761480] ------------[ cut here ]------------
> > [   13.761503] WARNING: CPU: 0 PID: 47 at
> > /home/kernel/COD/linux/drivers/gpu/drm/i915/intel_pm.c:3675
> > skl_update_other_pipe_wm+0x15d/0x170 [i915]
> > [   13.761504] WARN_ON(!wm_changed)
> 
> So you must be running xenial then. It looks like this patch series
> fixed that warning:
> 
>  https://lists.freedesktop.org/archives/intel-gfx/2016-May/095529.html
> 
> That may not be so easy to backport. Those patches went into 4.8 though,
> so yakkety should not have this issue. Soon it will also be possible to
> easily install yakkety 4.8 kernels in xenial using the linux-lts-yakkety
> packages.

Sorry, I forgot - starting with xenial we're moving to a rolling kernel
model for hardware enablement, so the package will be named
linux-generic-hwe-16.04. There's also an early-adopter package already
available for xenial (linux-generic-hwe-16.04-edge).

Seth