r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$TIOCSPTLCK(r0, 0x40045431, &(0x7f0000000000)) r1 = ioctl$TIOCGPTPEER(r0, 0x5441, 0x0) ioctl$TIOCVHANGUP(r1, 0x5437, 0x0) ioctl$TCSETSW2(r0, 0x402c542c, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, "4eb7020b5fa2939bd704c2128cbb4ba71ad5de"})