r0 = syz_open_dev$tty20(0xc, 0x4, 0x0)
ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000040)=0x80)
ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000100)=0x17)