stat(&(0x7f0000000000)='./cgroup.net/cgroup.procs\x00', &(0x7f0000001480)={0x0, 0x0, 0x0, 0x0, <r0=>0x0})
setreuid(0xffffffffffffffff, r0)
lchown(&(0x7f0000000080)='./cgroup.net/cgroup.procs\x00', 0x0, 0x0)