It appears the same crash symptoms are still happening on Ubuntu 20.04 with xserver-xorg-video-nouveau package and Nvidia GT240 chipset.
Details in Launchpad bug #1954335 - https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- nouveau/+bug/1954335 Package version: $ dpkg -l xserver-xorg-video-nouveau | cat Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad) ||/ Name Version Architecture Description +++-==========================-============-============-======================================== ii xserver-xorg-video-nouveau 1:1.0.16-1 amd64 X.Org X server -- Nouveau display driver See linked duplicate bug #1954335 for journalctl crash logs, lspci & lshw output. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1217585 Title: System hangs after some time with nouveau and GT240 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/1217585/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs