Re: [PATCH review 00/18] userns: review of bug fixes for 3.19-rcX

Richard Weinberger
2014-12-14T19:41:11Z

Am 12.12.2014 um 23:32 schrieb Eric W. Biederman:
>
> The entire tree for testing is available at:
> git.kernel.org:/pub/scm/linux/kernel/git/ebiederm/user-namespace.git for-testing
>
> This is my queue of important bug fixes for user namespaces. Most of
> these changes warrant being backported. A few are bug fixes for cases
> where only root can trigger the issue so have not been marked for being
> back ported to stable.
>
> A few of these patches have not been posted for review preivously, so I
> a giving the light of mailling list before I send them to Linus. This
> patchset has seen some testing already.
>
> Since there are small deliberate breakage of userspace in here the more
> reviewers/testers the better.
>
> Baring complictions I intend to ask Linus to pull this patchset sometime
> early next week.
>
> So far nothing broke on my libvirt-lxc test bed. :-)
> Tested with openSUSE 13.2 and libvirt 1.2.9.
> Tested-by: Richard Weinberger <richard-/L3Ra7n9ekc@public.gmane.org>

FYI, this change set breaks util-linux's unshare(1) tool
as an unprivileged is no longer allowed to write to /proc/self/gid_map.

Thanks,
//richard