Yep the problem is bbswitch. Just deinstall it, make sure the power mode for nvidia gpu and hdmi sound are set to auto and unload the nvidia & nvidia_modeset modules.
bbswitch will still lead to the lockups, if used. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1803179 Title: System does not reliably come out of suspend To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1803179/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
