[Samba] Samba 3.2.7 server loses printer - driver assignment - aditional info

[Jeremy Allison]

On Tue, Jan 20, 2009 at 07:38:08PM +0100, Remy Zandwijk wrote:
> Jeremy Allison wrote:
>> On Tue, Jan 20, 2009 at 05:07:33PM +0100, Remy Zandwijk wrote:
>>>> Our Samba/CUPS based printserver loses the info of which driver 
>>>> belongs to a certain printer. The server is running Samba 3.2.7 on 
>>>> Solaris 9.
>>> The workstation from which printerdrivers are uploaded runs from a 
>>> VMware server VM (XP) which is reverted to the last snapshot every 
>>> time, to have a clean machine. The smb log shows:
>>>
>>> [2009/01/20 16:30:50,  0] lib/fault.c:(40)
>>>   ===============================================================
>>> [2009/01/20 16:30:50,  0] lib/fault.c:(41)
>>>   INTERNAL ERROR: Signal 10 in pid 20404 (3.2.7)
>>>   Please read the Trouble-Shooting section of the Samba3-HOWTO
>>> [2009/01/20 16:30:50,  0] lib/fault.c:(43)
>>>
>>>   From: http://www.samba.org/samba/docs/Samba3-HOWTO.pdf
>>> [2009/01/20 16:30:50,  0] lib/fault.c:(44)
>>>   ===============================================================
>>> [2009/01/20 16:30:50,  0] lib/util.c:(1663)
>>>   PANIC (pid 20404): internal error
>>> [2009/01/20 16:30:50,  0] lib/util.c:(1817)
>>>   unable to produce a stack trace on this platform
>>> [2009/01/20 16:30:50,  0] lib/fault.c:(201)
>>>   dumping core in /var/log/samba/cores/smbd
>>>
>>>
>>> I guess this is bad....Unfortunately, there is no core dump in that directory.
>>>
>>> Any comments?
>>
>> Can you compile with -g and then add the following to
>> your smb.conf [global] section please ?
>>
>> panic action = "/bin/sleep 99999"
>>
>> when you reproduce the crash smbd should be stuck
>> waiting for the sleep process to finish. Attach to
>> the parent of the sleep process (the crashed smbd)
>> with gdb and get a backtrace (the "bt" command).
>>
>> This should tell us more about where the problem
>> happens.
>
> Hi Jeremy ;-)
>
> I'll compile a -g install tonight and put the panic action into smb.conf. 
> Hopefully we can cat it to crash.

Great, thanks. If this is repeatable with a decet
basktrace we should be able to nail it asap.

Cheers,

Jeremy.