syz_mount_image$msdos(&(0x7f0000000040), &(0x7f0000000100)='./file1\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)={[{@fat=@codepage={'codepage', 0x3d, '932'}}, {@fat=@debug}]})