lxc-start: No such file or directory - failed to rename cgroup

• lxc-start fails with that error. /usr/bin/lxc-checkconfig tells that cgroups are missing
• Debian Wheezy

Upgrade to lxc from unstable (0.7.5-1). See http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=592996