[Samba] change_to_user: Invalid vuid used 101

[Andrew Bartlett]

Peter Shearer wrote:
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> Hello!
> 
> I'm running into an issue where users log into their Win2k/NT4.0
> workstations, download their profiles off of our Samba 2.2.5 server,
> map home, miscellaneous shares, and printers on it, and then randomly
> during their session they cannot open these remote devices.  They
> receive an "Access Denied" message when trying to do anything with
> the server.  The log then fills with tons of the following:
> 
> [2002/08/16 10:34:56, 2] smbd/uid.c:change_to_user(138)
>   change_to_user: Invalid vuid used 101
> 
> It's fixed when they log out and back in.  Anyone have an idea of
> what this is?  I tried to search Google and the Samba archives, but
> didn't get very far.  We do not use winbind, and all of our users
> have UNIX user accounts of the same name as their accounts in the NT
> 4.0 domain.  It's so sporadic that I haven't even had the time to
> nail down a more detailed log (this was a lucky catch at a time when
> debug was at level 2).
> 
> Any ideas?  Thanks!

Now that is rather interesting...

Can you try and chase it down a bit - turn up the debug level and see if
you can track the vuid being issued and (possilby) being closed
(SMBSessionSetupandX/SMBLogOffandX)?

Andrew Bartlett

-- 
Andrew Bartlett                                 abartlet at pcug.org.au
Manager, Authentication Subsystems, Samba Team  abartlet at samba.org
Student Network Administrator, Hawker College   abartlet at hawkerc.net
http://samba.org     http://build.samba.org     http://hawkerc.net