On FreeNAS/TrueNAS the devfs.rules resets after everyboot.   i've made a poststart_devfs.sh on my host and put in it: #!/bin/sh cat >>/etc/devfs.rules << 'EOF' [devfsrules_bpfjail=101] add path 'bpf*' unhide [emby_drm=5] add include $devfsrules_hide_all add include $devfsrules_unhide_basic add include $devfsrules_unhide_login add include $devfsrules_jail add include $devfsrules_bpfjail add path 'dri*' unhide add path 'dri/*' unhide add path 'drm*' unhide add path 'dr