r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000200), 0x208081, 0x0)
r1 = socket$unix(0x1, 0x5, 0x0)
poll(&(0x7f0000000240)=[{r0}, {r1, 0x278e}], 0x2, 0x0)