With reference to post#50, it turns out my problems were caused by the 5.3 kernel not handling the nvidia gpu usb-c driver properly.
I could fix using:
sudo sh -c 'echo "blacklist ucsi_ccg # Fix suspend freeze bug" >> /etc/modprobe.d/blacklist.conf'
See: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1850238
Sorry for the noise.
With reference to post#50, it turns out my problems were caused by the 5.3 kernel not handling the nvidia gpu usb-c driver properly.
I could fix using:
sudo sh -c 'echo "blacklist ucsi_ccg # Fix suspend freeze bug" >> /etc/modprobe. d/blacklist. conf'
See: https:/ /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/1850238
Sorry for the noise.