Using Kubuntu 25.04, randomly a single monitor will get “stuck” and be unavailable for use, until the system is restarted.
This is always 1/3 monitors; it has not (yet) happened to more than one monitor.
This issue is NOT present under Windows 11 24H2.
nvidia_dmesg.txt (229.6 KB)
nvidia_journal.txt (225.2 KB)