OK, so I booted up with the mouse in USB3 port. All good. Put mouse in USB2 port. Problem appears (as expected). output from dmesg attached
** Attachment added: "dm.log" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1787857/+attachment/5281540/+files/dm.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1787857 Title: USB mouse cursor lags after random time of correct behaviour To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1787857/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
