Can confirm that Alberto Pianon's workaround of changing a line in /etc/crypttab fixes the problem (system no longer hangs on boot). Confirmed on Kubuntu and Ubuntu 17.04 on systems that had their home folders encrypted upon install.
Can confirm that Alberto Pianon's workaround of changing a line in /etc/crypttab fixes the problem (system no longer hangs on boot). Confirmed on Kubuntu and Ubuntu 17.04 on systems that had their home folders encrypted upon install.