Another test: Xenial test kernel on Ubuntu 14.04 (with HWE):
root@u1404:~# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04.5 LTS Release: 14.04 Codename: trusty
root@u1404:~# uname -a Linux u1404 4.4.0-71-generic #92~lp1670508 SMP Fri Mar 24 19:02:19 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Encrypted SMB mount is successful => bug for this configuration resolved.
Another test: Xenial test kernel on Ubuntu 14.04 (with HWE):
root@u1404:~# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 14.04.5 LTS
Release: 14.04
Codename: trusty
root@u1404:~# uname -a
Linux u1404 4.4.0-71-generic #92~lp1670508 SMP Fri Mar 24 19:02:19 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Encrypted SMB mount is successful => bug for this configuration resolved.