Ubuntu 22.04 The kernel module tipc should be disabled. ^.*\.conf$ ^\s*install\s+tipc\s+(/bin/false|/bin/true)$ 1 /etc/modprobe.d /etc/modules-load.d /run/modprobe.d /run/modules-load.d /usr/lib/modprobe.d /usr/lib/modules-load.d ^.*\.conf$ ^blacklist\s+tipc$ 1