podman-unshare(1) General Commands Manual podman-unshare(1) (NAME) podman-unshare - (SYNOPSIS) podman unshare [] [] (DESCRIPTION) ( $SHELL) (user namespace) . (UID) (GID) UID 0 GID 0 . /etc/subuid /etc/subgid newuidmap(1) newgidmap(1) . podman unshare (unprivileged) . podman mount . podman unshare . podman mount podman unshare . unshare : o CONTAINERS_GRAPHROOT: (persistent) . o CONTAINERS_RUNROOT: (volatile) . : . (OPTIONS) --help, -h --rootless-netns (rootless network namespace) netavark . IP ( bridge) . . (EXIT CODES) podman unshare . podman unshare chroot ( ): 125 $ podman unshare --foo; echo $? Error: unknown flag: --foo 125 126 $ podman unshare /etc; echo $? Error: fork/exec /etc: permission denied 126 127 $ podman unshare foo; echo $? Error: fork/exec /usr/bin/bogus: no such file or directory 127 $ podman unshare /bin/sh -c 'exit 3'; echo $? 3 (EXAMPLES) : $ podman unshare id uid=0(root) gid=0(root) groups=0(root),65534(nobody) : $ podman unshare cat /proc/self/uid_map /proc/self/gid_map 0 1000 1 1 10000 65536 0 1000 1 1 10000 65536 netns : $ podman unshare --rootless-netns ip addr 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: tap0: mtu 65520 qdisc fq_codel state UNKNOWN group default qlen 1000 link/ether aa:8c:0b:73:98:f6 brd ff:ff:ff:ff:ff:ff inet 10.0.2.100/24 brd 10.0.2.255 scope global tap0 valid_lft forever preferred_lft forever inet6 fd00::a88c:bff:fe73:98f6/64 scope global dynamic mngtmpaddr valid_lft 86389sec preferred_lft 14389sec inet6 fe80::a88c:bff:fe73:98f6/64 scope link valid_lft forever preferred_lft forever (SEE ALSO) podman(1), podman-mount(1), namespaces(7), newuidmap(1), newgidmap(1), user_namespaces(7) podman-unshare(1)