/usr/share/seccomp/policygroups/ubuntu-personal/15.10/ 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/15.10/accounts
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/audio
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/calendar
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/camera
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/connectivity
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/contacts
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/content_exchange
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/content_exchange_source
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/debug
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/history
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/in-app-purchases
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/keep-display-on
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/location
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/microphone
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/music_files
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/music_files_read
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/networking
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/picture_files
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/picture_files_read
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/push-notification-client
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/sensors
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/usermetrics
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/video
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/video_files
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/video_files_read
/usr/share/seccomp/policygroups/ubuntu-personal/15.10/webview