Same problem for me on Ubuntu 20.04.1 with kernel linux-image-5.4.0-54-generic. I will try to swapoff -a for now to see if it mitigate the problem. I gave the VM 2 more gigabytes of RAM to reduce the need for swapping.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1900166 Title: CPU freezes and system reboots To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.4/+bug/1900166/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs