I can confirm this problem on my Samsung NP350E7C with kernel 4.4.0.22-generic from 16.04LTS.
With kernel 4.6.0... from the mainline kernel-ppa link given above, suspend works again. ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1579515 Title: suspend and wakeup prob in Samsung Notebook with Ubuntu 16.04 LTS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1579515/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs