syz_io_uring_setup(0xa4b, &(0x7f0000000000), &(0x7f0000ff2000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, 0x0, 0x0) remap_file_pages(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x0, 0x0, 0x10000)