/usr/share/debian-lan-config/fai/config/files/usr/ is in debian-lan-config 0.19+deb8u1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/debian-lan-config/fai/config/files/usr/local/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/add2gosa/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/add2gosa/GOSA
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/debian-lan/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/debian-lan-chroots/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/debian-lan-chroots/FAISERVER
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/debian-lan/SERVER_A
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/dhcpd-keytab/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/dhcpd-keytab/SERVER_A
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/gosa-create/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/gosa-create/GOSA
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/gosa-remove/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/gosa-remove/GOSA
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/gosa-sync/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/gosa-sync/GOSA
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/nbdswapd/
/usr/share/debian-lan-config/fai/config/files/usr/local/sbin/nbdswapd/DISKLESS_SERVER
/usr/share/debian-lan-config/fai/config/files/usr/share/
/usr/share/debian-lan-config/fai/config/files/usr/share/libpam-script/
/usr/share/debian-lan-config/fai/config/files/usr/share/libpam-script/pam_script_ses_open/
/usr/share/debian-lan-config/fai/config/files/usr/share/libpam-script/pam_script_ses_open/DISKLESS_CLIENT
/usr/share/debian-lan-config/fai/config/files/usr/share/libpam-script/pam_script_ses_open/ROAMING