The security fixed Kernel # cat /proc/version_signature Ubuntu 5.4.0-80.90-generic 5.4.124
from focal-security also fixes the problem. Greetings, Lars -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1936673 Title: BUG: kernel NULL pointer dereference, address: 0000000000000000 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1936673/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs