Re: [PATCH v4] ntfs : fix shift-out-of-bounds in ntfs_iget

[Greg KH]

On Sun, Aug 13, 2023 at 11:29:49AM +0530, Manas Ghandat wrote:
> Currently there is not check for ni->itype.compressed.block_size when
> a->data.non_resident.compression_unit is present and NInoSparse(ni) is
> true. Added the required check to calculation of block size.
> 
> Signed-off-by: Manas Ghandat <ghandatmanas@xxxxxxxxx>
> Reported-by: syzbot+4768a8f039aa677897d0@xxxxxxxxxxxxxxxxxxxxxxxxx
> Closes: https://syzkaller.appspot.com/bug?extid=4768a8f039aa677897d0
> Fix-commit-ID: upstream f40ddce88593482919761f74910f42f4b84c004b

What is this last tag for?  That's a kernel release version, what can be
done with that?

confused,

greg k-h