r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./cgroup.cpu/cgroup.procs\x00', 0x0, 0x0) close(r0) openat$ptp0(0xffffffffffffff9c, &(0x7f0000001a00), 0x0, 0x0) ppoll(&(0x7f0000000080)=[{r0}], 0x1, &(0x7f00000000c0)={0x0, 0x989680}, 0x0, 0x0)