r0 = syz_open_dev$tty20(0xc, 0x4, 0x0)
ioctl$TCSETAF(r0, 0x5408, &(0x7f0000001000)={0x6, 0x0, 0x0, 0x0, 0x0, "23c25e3f77a7cbf9"})