/usr/share/seccomp/policygroups/ubuntu-personal/16.04/ is in ubuntu-personal-security-seccomp 16.04.4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/accounts
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/audio
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/calendar
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/camera
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/connectivity
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/contacts
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/content_exchange
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/content_exchange_source
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/debug
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/history
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/in-app-purchases
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/keep-display-on
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/location
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/microphone
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/music_files
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/music_files_read
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/networking
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/picture_files
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/picture_files_read
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/push-notification-client
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/sensors
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/usermetrics
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/video
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/video_files
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/video_files_read
/usr/share/seccomp/policygroups/ubuntu-personal/16.04/webview