oky, i now also experienced the issue a couple of times but it only occurs in 1 out of 10 times and i resolved by an additional suspend/resume.
In dmesg i see: psmouse serio1: Failed to disable mouse on isa0060/serio1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1791427 Title: Touchpad and/or trackpoint stop working after S3 suspend on Lenovo X1 Carbon 6th To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791427/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs