[Unbound-users] error: internal error: looping module stopped

W.C.A. Wijngaards wouter at NLnetLabs.nl
Fri Jun 4 09:20:03 UTC 2010


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Hi Michael,

Did you have a python module installed?  In that case the python module
is causing unlimited recursion (of some sort).

The error is a basic loop-counter stop on unlimited work by a request.
Other loop counters should stop endless CNAME chains and suchlike, so
this one should really not fire, it is part of defense in depth...

If you make the following tiny change, it'll report the name of the
query next time.

Index: services/mesh.c
===================================================================
- --- services/mesh.c	(revision 2139)
+++ services/mesh.c	(working copy)
@@ -904,7 +904,7 @@
 	if(mstate->num_activated > MESH_MAX_ACTIVATION) {
 		/* module is looping. Stop it. */
 		log_err("internal error: looping module stopped");
- -		log_query_info(VERB_QUERY, "pass error for qstate",
+		log_query_info(VERB_OPS, "pass error for qstate",
 			&mstate->s.qinfo);
 		s = module_error;
 	}

Best regards,
   Wouter

On 06/04/2010 10:42 AM, Slingerland, Michael van wrote:
> Hi,
>  
> I found 2 errors in daemon log
>  
> Jun  3 18:17:08  unbound: [25405:0] error: internal error: looping
> module stopped
> Jun  3 18:17:08  unbound: [25405:0] error: internal error: looping
> module stopped
>  
> The system seems still to be functioning fine.
>  
> Can somebody give some clarification on this error? What does the
> looping module actually do?
> Any action needed?
>  
>  
> Thanks,
> Mike
>  
> Ps running unbound 1.4.4 on obsd 4.5
>  
> 
> 
> 
> _______________________________________________
> Unbound-users mailing list
> Unbound-users at unbound.net
> http://unbound.nlnetlabs.nl/mailman/listinfo/unbound-users

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