I am also affected by this, and I can confirm that making the change in #6 (https://bugs.launchpad.net/ubuntu/+source/tor/+bug/1568435/comments/6) fixes it (on Ubuntu 16.04).
I am also affected by this, and I can confirm that making the change in #6 (https:/ /bugs.launchpad .net/ubuntu/ +source/ tor/+bug/ 1568435/ comments/ 6) fixes it (on Ubuntu 16.04).