+# SPDX-License-Identifier: LGPL-2.1+
+#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
MemoryDenyWriteExecute=yes
RestrictRealtime=yes
RestrictAddressFamilies=AF_UNIX AF_NETLINK AF_INET AF_INET6
-SystemCallFilter=~@clock @cpu-emulation @debug @keyring @module @obsolete @raw-io @reboot @swap
+SystemCallFilter=@system-service @mount
+SystemCallErrorNumber=EPERM
SystemCallArchitectures=native
LockPersonality=yes
IPAddressDeny=any