r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0)
preadv(r0, &(0x7f0000002d00)=[{&(0x7f00000029c0)=""/35, 0x23}], 0x1, 0x0, 0x0)