r0 = syz_open_dev$tty20(0xc, 0x4, 0x1)
ioctl$TCSETAF(r0, 0x5408, &(0x7f0000000080)={0x8, 0x3, 0x0, 0x10ff, 0x0, "1000d25600"})
ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000000)=0x1a)