FW: Sporadic permission denied error in Samba 4.3 and 4.4, 4.2 OK

[Volker Lendecke]

On Mon, Nov 14, 2016 at 08:34:02PM +0000, Youzhong Yang wrote:
> >What message is being lost ? There are 4 messages:
> >
> >1) smbd -> smbd (request lease break - inter process messaging) 
> >2). smbd -> client (request lease break - on the wire) 
> >3). client -> smbd (lease break ack - on the wire).
> >4). smbd -> smbd (broke lease - retry open - inter process messaging).
> 
> The first one.
> 
> >Under what circumstances does this occur ?
> 
> I don't know. I still don't have luck in reproducing the issue
> outside of our environment. It happens sporadically, but never in
> 4.2.x, no matter how many times I tried.

Ok, possibly we have to go back to tdb-based messaging. Sad, but if
datagram messaging just does not cut it, we can't use it.

Volker