Bug#969223: Can't rm directory on overlayfs in userns

From	Shengjing Zhu <zhsj@debian.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#969223: Can't rm directory on overlayfs in userns
Date	2020-09-16 21:10 +0200
Message-ID	<APKYy-7UG-3@gated-at.bofh.it> (permalink)
References	(2 earlier) <AJ9S1-516-1@gated-at.bofh.it> <APIWJ-6uw-1@gated-at.bofh.it> <APKOS-7BX-1@gated-at.bofh.it> <AJ9S1-516-1@gated-at.bofh.it> <APKOS-7BX-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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On Thu, Sep 17, 2020 at 2:52 AM Nicolas Schier <nicolas@fjasle.eu> wrote:
>
> > I think I just mess up when debugging. It seems it never works.
> >
> > Maybe we should revert permit_mounts_in_userns? as it doesn't seem to
> > work. Buster is also affected.
>
> Please, don't be too fast when thinking about a revert.  Several of my
> colleagues (Debian users) cling to the feature since they need it for
> using the company's LXC containers; if permit_mounts_in_userns is
> removed again, they might be forced to switch to non-Debian kernels or
> to live-patch the kernel with fragile stuff like [1], cp. #913880.

I mean if you can't even remove a directory with files, it's too broken to use.
So your colleagues find the userns overlay works?
Or you mean we should take Ubuntu's patch to fix the issue?

-- 
Shengjing Zhu

Thread

Bug#969223: Can't rm directory on overlayfs in userns Shengjing Zhu <zhsj@debian.org> - 2020-08-29 16:20 +0200
  Bug#969223: Can't rm directory on overlayfs in userns Shengjing Zhu <zhsj@debian.org> - 2020-09-02 06:00 +0200
    Bug#969223: Can't rm directory on overlayfs in userns Nicolas Schier <nicolas@fjasle.eu> - 2020-09-16 10:10 +0200
      Bug#969223: Can't rm directory on overlayfs in userns Shengjing Zhu <zhsj@debian.org> - 2020-09-16 19:00 +0200
        Bug#969223: Can't rm directory on overlayfs in userns Nicolas Schier <nicolas@fjasle.eu> - 2020-09-16 21:00 +0200
          Bug#969223: Can't rm directory on overlayfs in userns Shengjing Zhu <zhsj@debian.org> - 2020-09-16 21:10 +0200
            Bug#969223: Can't rm directory on overlayfs in userns Nicolas Schier <nicolas@fjasle.eu> - 2020-12-11 09:30 +0100
              Bug#969223: Can't rm directory on overlayfs in userns Nicolas Schier <nicolas@fjasle.eu> - 2021-03-03 08:50 +0100
                Bug#969223: Can't rm directory on overlayfs in userns Shengjing Zhu <zhsj@debian.org> - 2021-03-03 10:40 +0100
                Bug#969223: Can't rm directory on overlayfs in userns Nicolas Schier <nicolas@fjasle.eu> - 2021-03-03 11:40 +0100
                Bug#969223: Can't rm directory on overlayfs in userns Shengjing Zhu <zhsj@debian.org> - 2021-03-03 16:00 +0100
                Bug#969223: Can't rm directory on overlayfs in userns Nicolas Schier <nicolas@fjasle.eu> - 2021-03-11 07:20 +0100

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