Bug#841026: Pull: "userns: proc and sysfs mount fix"

[Salvatore Bonaccorso <carnil@debian.org>]

Control: tags -1 + moreinfo

Hi Dato,

On Sun, Oct 16, 2016 at 09:33:57PM -0300, Dato Simó wrote:
> Package: linux-image-3.16.0-4-amd64
> Version: 3.16.7-ckt17-1
> 
> The upload to jessie of linux 3.16.7-ckt17-1 included the following
> change:
> 
>   - mnt: Refactor the logic for mounting sysfs and proc in a user
>     namespace [1]
> 
> This broke mounting sysfs and procfs under a user namespace. There is a
> fix at [2] that claims to solve the problem.
> 
> It would be great if this fix could be included in the next upload to
> jessie.
> 
> Sadly, I haven't had time to run on my machine a kernel that includes
> that fix. I do know, however, that the problem is still present in
> 3.16.36-1+deb8u1.

Are you sure you are seening the same bug? AFAICT, the 

mnt: Fix fs_fully_visible to verify the root directory is visible

is as well included in the 3.16.7-ckt17-1 upload.

Regards,
Salvatore