It seams that "cd [/]{1,}" should take you to the root node. (as showed up by 'ls')
But when we try with two "/" something goes wrong: ls works as to be in the root node, pwd report "//" as path instead of "/" the bash line report "//" as path too How to reproduce: user@pc:/home/user$ cd / user@pc:/$ pwd / user@pc:/$ ls bin dev home lib lost+found mnt proc run selinux sys usr vmlinuz boot etc initrd.img lib64 media opt root sbin srv tmp var user@pc:/home/user$ cd // user@pc://$ pwd // user@pc://$ ls bin dev home lib lost+found mnt proc run selinux sys usr vmlinuz boot etc initrd.img lib64 media opt root sbin srv tmp var user@pc:/home/user$ cd /// user@pc:/$ pwd / user@pc:/$ ls bin dev home lib lost+found mnt proc run selinux sys usr vmlinuz boot etc initrd.img lib64 media opt root sbin srv tmp var Confirmed on: - Debian 7 GNU bash, version 4.2.37(1)-release (x86_64-pc-linux-gnu) - Fedora 19 GNU bash, version 4.2.45(1)-release (x86_64-redheat-linux-gnu)