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IDProjectCategoryView StatusLast Update
0017193CentOS-8virt-managerpublic2020-03-28 15:30
ReporterCdeMills Assigned To 
Status newResolutionopen 
Platformx86_64OSCentOS 8OS Version 8.1.1911
Summary0017193: podman: do not make use /etc/subuid
I can't pull images using podman as ordinary user , it fails with
Error processing tar file(exit status 1): there might not be enough IDs available in the namespace
After googling, I found that /etc/subuid and /etc/subgid must provide an entry for the user, so I made them as
To test if it works, I did
podman unshare cat /proc/self/uid_map
which prints a single line. On a Fedora 31 machine, this prints two lines. 'podman pull' as root do work.
Steps To Reproducepodman pull alpine

podman unshare cat /proc/self/uid_map
Additional Informationkernel-ml from elrepo: 5.5.13-1.el8.elrepo.x86_64
I tried adding ' user_namespace.enable=1 systemd.unified_cgroup_hierarchy=1' to the kernel command line, no change

cgroup2 (unified format) is present:
findmnt|grep cgroup
| |-/sys/fs/cgroup cgroup2 cgroup2 rw,nosuid,nodev,noexec,relatime,seclabel,nsdelegate


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Issue History

Date Modified Username Field Change
2020-03-28 15:30 CdeMills New Issue
2020-03-28 15:30 CdeMills Tag Attached: podman