There is issue with NVIDIA in ubuntu and in debian, i figured exactly the issue - it freezes when adaptive mode is set on graphics card, after some time once graphics want to rest - screen freezes. Keeping card at full power keeps system stable. Clearly some power management bug.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2067854 Title: Hard freezes requiring power cycling - Ubuntu 24.04 fresh install To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2067854/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs