Public bug reported: It is the same bug already described here: https://askubuntu.com/questions/1300689/problem-with-usb-keyboard-and- mouse-on-raspberry-pi-4b-with-ubuntu-20-10
My system: Linux myRaspi 5.8.0-1010-raspi #13-Ubuntu SMP PREEMPT Wed Dec 9 17:14:07 UTC 2020 aarch64 aarch64 aarch64 GNU/Linux I'm using - Raspberry Pi4B 8GB - Logitech MK120 Keyboard and Mouse (wired). How I could reproduce the mentioned crash: - Boot and wait (don't touch mouse/keyboard) at login-screen for five minutes - After five minutes, screen will turn black - If you move the mouse then, screen will be back again but frozen (mouse/keyboard not working). x server will be crashed. restarting x-server via ssh or via Alt+SysRq+k is possible ** Affects: ubuntu Importance: Undecided Status: New ** Tags: crash freeze login-screen x-server -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1909678 Title: Ubuntu 20.10 Desktop on Pi4B - x-server crash when idling at login- screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1909678/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs