Here is most recent diagnostic.
tower-diagnostics-20230620-1402.zip
Edit-1: In effort to solve the problem, today I reinstalled the Virtio drivers and switched from i440fx-7.1 to Q35-7.1.
Edit-2: It has been a couple of hours, the Windows 10 vm remains stable. I have done some moderate stress testing that has previously triggered the lockup (screen is frozen, vm is 'paused' by unraid and cannot be unpaused). I am going to let the Windows 10 vm run for at least 24 hours without any further config changes or reboots.
JackSafari's post in Issues with Windows VM crashing was marked as the answer