I'm also experiencing this bug. But in my case, my mouse is returns after 3 minutes on the first 1-2 reboots. On the 3rd reboot, my mouse is completely back.
Using Ubuntu 64-bit and recently updated to NVIDIA 375.20 proprietary driver. Using linux kernal 4.4.0.53 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers-304 in Ubuntu. https://bugs.launchpad.net/bugs/1214564 Title: Disappearing mouse cursor after nvidia packages update. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-304/+bug/1214564/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

