[Samba] Common MS Office and samba file share issue

[Guido Lorenzutti]

Kevin Bedford wrote:
> Jeremy Allison wrote:
>> On Wed, Jul 09, 2008 at 10:14:23AM +1000, Kevin Bedford wrote:
>>> Hi all,
>>>
>>> There are many posts on many lists about this issue but no
>>> definitive answers.
>>>
>>> For me the issue came up with a new server running CentOS 5 + samba
>>> 3.0.35c + openldap.
>>>
>>> The recent postings I've seen always seem to have either RHEL 5 or
>>> CentOS 5 in common with the provided 2.6.18 kernel.
>>>
>>> The issue is .doc or .xls files saving and then producing an error
>>> about not being able to open the file for writing.  Then it claims
>>> the file is locked by the user who just saved the file.  It even
>>> occurs in users own home directories where no one else could have
>>> opened the file
>>>
>>> I've tried disabling kernel locks, oplocks, level2 oplocks, create
>>> mode =0660 and
>>> socket options = TCP_NODELAY IPTOS_LOWDELAY SO_KEEPALIVE
>>> SO_RCVBUF=8192 SO_SNDBUF=8192
>>>
>>> All of which have been listed somewhere as fixes but do not help. 
>>> I've been searching for a solution for nearly two months now.
>>>
>>> Can someone please tell me what it is????
>>
>> Are you using ACLs on the drive ? If so, this is a bug with ACL
>> inheritance I've fixed for 3.0.30. Thanks
>>
>> Jeremy.
>
> Thanks Jeremy,
>
> Not intentionally mostly because I don't know how but I guess
> upgrading to 3.0.30 would fix it either way.
>
> Can you suggest a good source of info on the ACLs with Samba topic?
>
> Thanks again
>
> Kevin


Set force security mode = 0770 in the problematic share. This fix the
bug... at least, works for me.