r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000040)=0x7ff)
ioctl$TCSETSW(r0, 0x5403, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x10001, 0x0, "0b445e561ea412854140db91d50a62f102002a"})