r0 = signalfd(0xffffffffffffffff, &(0x7f0000000100), 0x8)
io_setup(0x400, &(0x7f0000000000)=<r1=>0x0)
r2 = io_uring_setup(0x1ff, &(0x7f0000000000))
io_submit(r1, 0x2, &(0x7f00000014c0)=[&(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0}, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x1, 0x0, r2, 0x0}])