r0 = openat(0xffffffffffffff9c, &(0x7f0000001500)='./cgroup/cgroup.procs\x00', 0x0, 0x0)
preadv2(r0, &(0x7f00000000c0)=[{&(0x7f0000000000)=""/106, 0x6a}], 0x1, 0x0, 0x0, 0x0)