r0 = syz_io_uring_setup(0x4d49, &(0x7f00000002c0)={0x0, 0x0, 0x1}, &(0x7f00000a0000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000200)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_SPLICE={0x1e, 0x0, 0x0, @fd_index}, 0x0) io_uring_enter(r0, 0x58ab, 0x0, 0x0, 0x0, 0x0)