Bug 26472

Summary:	Cgroups2 controllers need to be activates for rootless containerization (podman)
Product:	Mageia	Reporter:	Joseph Wang <joequant>
Component:	RPM Packages	Assignee:	Kernel and Drivers maintainers <kernel>
Status:	RESOLVED FIXED	QA Contact:
Severity:	normal
Priority:	Normal	CC:	tmb
Version:	Cauldron
Target Milestone:	---
Hardware:	All
OS:	Linux
Whiteboard:
Source RPM:	kernel-5.6.3-2.mga8.src.rpm	CVE:
Status comment:
Attachments:	patch to activate cgroupv2 controllers

Description Joseph Wang 2020-04-12 00:33:16 CEST

Description of problem:

The current kernel build does not activate the newer cgroup2 controllers
such as pids or hugetlb.  This causes rootless containers like podman to
fail.


Version-Release number of selected component (if applicable):


How reproducible:

Consistent

Steps to Reproduce:
1. run rootless podman "podman run -ti ubuntu:focal /bin/bash"
2. it will fail with an message about cgroups v2 not being writable
3.

Comment 1 Joseph Wang 2020-04-12 00:38:26 CEST

Created attachment 11584 [details]
patch to activate cgroupv2 controllers

Comment 2 Lewis Smith 2020-04-12 09:24:07 CEST

Thank you for another report complete with a fix in an obscure area.

Assigning to kernel team.

Assignee: bugsquad => kernel

Comment 3 Thomas Backlund 2020-04-12 15:03:54 CEST

Fixed in svn, will be part of kernel 5.6.4 that will be released upstream today/tomorrow.

CC: (none) => tmb
Status: NEW => RESOLVED
Severity: major => normal
Resolution: (none) => FIXED