====================================================================== byobu requires linprocfs(5) mounted on /compat/linux/proc If you have not done it yet, please do the following: mkdir -p /compat/linux/proc mount -t linprocfs linproc /compat/linux/proc To make it permanent, you need the following line in /etc/fstab: linproc /compat/linux/proc linprocfs rw,late 0 0 ======================================================================