Re: 2.6.15 Bug? New security model?

From: Chris Wright
Date: Wed Feb 08 2006 - 17:02:48 EST


* Bernd Schubert (bernd-schubert@xxxxxx) wrote:
> Er, you mean /proc/fs/reiserfs/{partition}/on-disk-super?

Yup.

> bernd@bathl ~>grep attrs_cleared /proc/fs/reiserfs/hda6/on-disk-super
> flags: 1[attrs_cleared]

> > 2) does mount -o attrs ... make a difference?
>
> Yes, 2.6.13 now makes the same trouble. No difference with 2.6.15.3.
> I played with mount -o noattrs, this makes no difference with 2.6.13, but has
> some effects to 2.6.15.3. Creating files in /var/run is possible again,
> lsattr gives "lsattr: Inappropriate ioctl for device While reading flags
> on /var/run", but deleting files in /var/run is still impossible (still
> rather bad for the init-scripts).

Yes, that's what I thought. There's still some backward logic in there.
noattrs vs. attrs triggers whether the code path that's patched in
2.6.15.3 is taken. I'll dig a bit more, but hopefully the reiserfs folks
can fix this for us.

thanks,
-chris
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