r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000040)={0x0, 0x0, 0xbfda, 0x6, 0x0, "1acb6d7fbcefa8c3"})