r0 = syz_open_dev$tty20(0xc, 0x4, 0x0)
io_setup(0x9c, &(0x7f0000000040)=<r1=>0x0)
eventfd(0x0)
io_submit(r1, 0x1, &(0x7f0000000440)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x1, 0x0, r0, 0x0}])