r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
preadv2(r0, &(0x7f0000000380)=[{&(0x7f0000000080)=""/53, 0x35}], 0x1, 0x0, 0x0, 0x0)