After installing newer Kernel and X the freezing disappeared and the stylus is working!
apt install --install-recommends xserver-xorg-hwe-16.04 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1665914 Title: Ubuntu 16.04 freezes on Thinkpad X61 Tablet when touched by the stylus To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1665914/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
