r0 = syz_open_dev$tty20(0xc, 0x4, 0x1)
ioctl$TIOCL_PASTESEL(r0, 0x541c, &(0x7f0000000080))
r1 = syz_open_dev$tty20(0xc, 0x4, 0x1)
ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000000)=0x4)
ioctl$FIONREAD(r1, 0x541b, &(0x7f00000000c0))