r0 = syz_open_dev$tty20(0xc, 0x4, 0x0)
ioctl$TIOCSTI(r0, 0x5452, &(0x7f0000000000)=0x13)
r1 = syz_open_dev$tty20(0xc, 0x4, 0x0)
ioctl$TIOCSTI(r1, 0x5452, &(0x7f0000000000)=0x13)
r2 = syz_open_dev$tty20(0xc, 0x4, 0x0)
ioctl$TIOCSTI(r2, 0x5452, &(0x7f0000000000)=0x13)