** Tags added: lxc ** Tags added: user-namespace
** Description changed: - lxc-checkconfig reports that user namespace is missing in raring 32 bit. + lxc-checkconfig reports that user namespace is missing in raring. uname -a: Linux example 3.8.0-25-generic #37-Ubuntu SMP Thu Jun 6 20:47:30 UTC 2013 i686 athlon i686 GNU/Linux /proc/version_signature: Ubuntu 3.8.0-25.37-generic 3.8.13 lspci output: N/A (lspci not installed in this configuration) lxc-checkconfig: - root@example:/# lxc-checkconfig Kernel configuration not found at /proc/config.gz; searching... Kernel configuration found at /boot/config-3.8.0-25-generic --- Namespaces --- Namespaces: enabled Utsname namespace: enabled Ipc namespace: enabled Pid namespace: enabled User namespace: missing ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Network namespace: enabled Multiple /dev/pts instances: enabled --- Control groups --- Cgroup: enabled Cgroup namespace: required Cgroup device: enabled Cgroup sched: enabled Cgroup cpu account: enabled Cgroup memory controller: enabled Cgroup cpuset: enabled --- Misc --- Veth pair device: enabled Macvlan: enabled Vlan: enabled File capabilities: enabled Note : Before booting a new kernel, you can check its configuration usage : CONFIG=/path/to/config /usr/bin/lxc-checkconfig This may be caused by the kernel config used in this package: CONFIG_UTS_NS=y CONFIG_IPC_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y that is, CONFIG_USER_NS was not selected in the kernel configuration. For comparison, similar section in the kernel config of 64-bit Precise (12.04) looks as follows: CONFIG_NAMESPACES=y CONFIG_UTS_NS=y CONFIG_IPC_NS=y CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y - User namespace is the only one missing in the 32-bit version vs. 64-bit - version. - As result, lxc-start of a container with lxc.id_map is not possible (clone() returns EINVAL). Thanks. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1191600 Title: User namespace is not enabled in raring kernel Status in “linux” package in Ubuntu: Confirmed Bug description: lxc-checkconfig reports that user namespace is missing in raring. uname -a: Linux example 3.8.0-25-generic #37-Ubuntu SMP Thu Jun 6 20:47:30 UTC 2013 i686 athlon i686 GNU/Linux /proc/version_signature: Ubuntu 3.8.0-25.37-generic 3.8.13 lspci output: N/A (lspci not installed in this configuration) lxc-checkconfig: root@example:/# lxc-checkconfig Kernel configuration not found at /proc/config.gz; searching... Kernel configuration found at /boot/config-3.8.0-25-generic --- Namespaces --- Namespaces: enabled Utsname namespace: enabled Ipc namespace: enabled Pid namespace: enabled User namespace: missing ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Network namespace: enabled Multiple /dev/pts instances: enabled --- Control groups --- Cgroup: enabled Cgroup namespace: required Cgroup device: enabled Cgroup sched: enabled Cgroup cpu account: enabled Cgroup memory controller: enabled Cgroup cpuset: enabled --- Misc --- Veth pair device: enabled Macvlan: enabled Vlan: enabled File capabilities: enabled Note : Before booting a new kernel, you can check its configuration usage : CONFIG=/path/to/config /usr/bin/lxc-checkconfig This may be caused by the kernel config used in this package: CONFIG_UTS_NS=y CONFIG_IPC_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y that is, CONFIG_USER_NS was not selected in the kernel configuration. For comparison, similar section in the kernel config of 64-bit Precise (12.04) looks as follows: CONFIG_NAMESPACES=y CONFIG_UTS_NS=y CONFIG_IPC_NS=y CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y As result, lxc-start of a container with lxc.id_map is not possible (clone() returns EINVAL). Thanks. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1191600/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
