r0 = syz_open_dev$tty20(0xc, 0x4, 0x1)
ioctl$KDSETKEYCODE(r0, 0x5423, &(0x7f0000000000)={0x2})
writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000100)='o', 0x1}], 0x1)