Hibernation works for me on a Latitude E6420 in Ubuntu 12.10. $ uname -r 3.5.0-18-generic
$ grep swap /etc/fstab UUID=ba9d1a0f-41d2-497f-b78e-d99f3e1572df none swap sw 0 0 I had to create the following file (it was missing) $cat /etc/initramfs-tools/conf.d/resume RESUME=UUID=ba9d1a0f-41d2-497f-b78e-d99f3e1572df Before I created /etc/initramfs-tools/conf.d/resume, it would hibernate, but on 'resume', it would just boot as usual ignoring the resume file. ** Changed in: linux (Ubuntu) Status: Expired => Incomplete ** Tags removed: needs-upstream-testing ** Tags added: kernel-fixed-upstream -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/990124 Title: [Dell Lattitude E6420] System fails to resume from Hibernate To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/990124/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs