ioctl$TIOCSTI(0xffffffffffffffff, 0x5412, &(0x7f0000000000)=0x6d)
r0 = syz_open_dev$tty20(0xc, 0x4, 0x1)
ioctl$GIO_SCRNMAP(r0, 0x5414, &(0x7f0000000000)=""/92)