r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/cgroup.procs\x00', 0x0, 0x0)
unshare(0x4000480)
fsetxattr$security_selinux(r0, &(0x7f00000000c0), &(0x7f0000000100)='system_u:object_r:systemd_systemctl_exec_t:s0\x00', 0x2e, 0x0)