r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/cgroup.procs\x00', 0x0, 0x0)
pread64(r0, &(0x7f00000006c0)=""/153, 0x99, 0x0)
pread64(r0, &(0x7f0000000180)=""/20, 0x14, 0x0)