r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
ioctl$TCSETSF(r0, 0x540a, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, "be0632d05577187fdfa5c6adf0cd41b95f3792"})