Using a HP ZBook Studio G3 Mobile Workstation, hibernation works for me again using the HWE kernels on Linux 16.04.
$ apt-mark showmanual | grep ^linux linux-base linux-generic linux-generic-hwe-16.04 linux-headers-generic-hwe-16.04 linux-libc-dev linux-signed-generic-hwe-16.04 linux-sound-base linux-tools-generic $ uname -a Linux zbook-workstation 4.15.0-24-generic #26~16.04.1-Ubuntu SMP Fri Jun 15 14:35:08 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
Using a HP ZBook Studio G3 Mobile Workstation, hibernation works for me again using the HWE kernels on Linux 16.04.
$ apt-mark showmanual | grep ^linux hwe-16. 04 generic- hwe-16. 04 generic- hwe-16. 04
linux-base
linux-generic
linux-generic-
linux-headers-
linux-libc-dev
linux-signed-
linux-sound-base
linux-tools-generic
$ uname -a
Linux zbook-workstation 4.15.0-24-generic #26~16.04.1-Ubuntu SMP Fri Jun 15 14:35:08 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux