r0 = syz_open_dev$tty20(0xc, 0x4, 0x1)
ioctl$KDFONTOP_GET(r0, 0x4b72, &(0x7f0000000040)={0x1, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000700)})
writev(r0, &(0x7f0000001340)=[{&(0x7f00000002c0)="1c", 0x1}], 0x36)
ioctl$TCXONC(r0, 0x540a, 0x2)