io_setup(0x1, &(0x7f0000000280)=<r0=>0x0)
r1 = eventfd(0x0)
io_submit(r0, 0x1, &(0x7f00000004c0)=[&(0x7f0000000000)={0x0, 0x0, 0x0, 0x5, 0x0, r1, 0x0}])
io_cancel(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0}, 0x0)