Verified: Cerry-picking the fix (upstream commit e5f243bd2edd95c6cc1d90c1878f821068e83fba) onto the Xenial Kernel git master fixes the issue for me.
Verified: Cerry-picking the fix (upstream commit e5f243bd2edd95c 6cc1d90c1878f82 1068e83fba) onto the Xenial Kernel git master fixes the issue for me.