bug#31977: clone tests fail on CentOS 7

[zimoun]

Hi Paul,

This old bug #31977 is about an issue on your CentOS 7 machine.  Is it
still relevant?

   <http://issues.guix.gnu.org/issue/31977>

On Tue, 26 Jun 2018 at 15:16, Paul Garlick 
<pgarlick@tourbillion-technology.com> wrote:

> Running 'make check' in the guix source tree on a CentOS 7 system
> results in 15 FAILS:
>
> tests/containers.log: 9 FAILS
> tests/syscalls.log: 3 FAILS
> tests/guix-environment-container.log: 1 FAIL
> tests/guix-pack.log: 1 FAIL
> tests/pack.log: 1 FAIL
>
> Referring to bug#24108, the cause may be that the clone-related tests
> are being executed instead of being skipped.

Note that bug#24108 had been closed couple of months ago:

--8<---------------cut here---------------start------------->8---
From: Ludovic Courtès <ludo@gnu.org>
Subject: control message for bug #24108
To: control@debbugs.gnu.org, 24108@debbugs.gnu.org
Date: Thu, 09 Jul 2020 15:58:27 +0200 (20 weeks, 5 days, 4 hours ago)

tags 24108 notabug
close 24108
quit
--8<---------------cut here---------------end--------------->8---


> The output of 'uname -srv' is:
>
> Linux 3.10.0-862.3.3.el7.x86_64 #1 SMP Fri Jun 15 04:15:27 UTC 2018
>
> Files:
> a) '/proc/self/ns/user' exists
> b) '/proc/sys/kernel/unprivileged_userns_clone' does not exist.
>
> On CentOS 7 I believe user namespaces are supported but disabled by
> default. The output of 'cat /proc/sys/user/max_user_namespaces' is
> '0'.
>
> Perhaps the 'perform-container-tests?' logic should include an extra
> check for the default, disabled case to ensure that the tests are
> skipped.
>
> Attached are the log files, except 'guix-pack.log' (~100MB) and
> 'pack.log' (~7MB).
>
> Best regards,
>
> Paul.


Feel free to close it or report more information about the current
status.


Thanks,
simon