dear netbsd group

on my sparc classic i have two lan cards installed
with netbsd 1.6.1 and i become every time 
the following error, has any one any idea 
from where it comes

Jun  2 06:27:47 netsun /netbsd: le1: dropping chained buffer
Jun  2 06:27:47 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 06:30:17 netsun /netbsd: le1: dropping chained buffer
Jun  2 06:30:17 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 06:37:47 netsun /netbsd: le1: dropping chained buffer
Jun  2 06:37:47 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 06:44:55 netsun /netbsd: le1: dropping chained buffer
Jun  2 06:44:55 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 06:46:32 netsun /netbsd: le1: dropping chained buffer
Jun  2 06:46:32 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 07:00:08 netsun /netbsd: le1: dropping chained buffer
Jun  2 07:00:08 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 07:02:16 netsun /netbsd: le1: dropping chained buffer
Jun  2 07:02:16 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 07:28:58 netsun /netbsd: le1: dropping chained buffer
Jun  2 07:28:58 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 07:32:49 netsun /netbsd: le1: dropping chained buffer
Jun  2 07:32:49 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 07:33:18 netsun /netbsd: le1: dropping chained buffer
Jun  2 07:33:18 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 07:36:29 netsun /netbsd: le1: dropping chained buffer
Jun  2 07:36:29 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 07:54:58 netsun /netbsd: le1: dropping chained buffer
Jun  2 07:54:58 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 07:57:24 netsun /netbsd: le1: dropping chained buffer
Jun  2 07:57:24 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 08:02:15 netsun /netbsd: le1: dropping chained buffer
Jun  2 08:02:15 netsun /netbsd: le0: dropping chained buffer
le1: dropping chained buffer
le0: dropping chained buffer
Jun  2 08:11:12 netsun /netbsd: le1: dropping chained buffer
Jun  2 08:11:12 netsun /netbsd: le0: dropping chained buffer

and so , please has any one expirience with this messages
thanks 

Maurizio

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------> > >                Maurizio Caloro
------> > >                <mauric@active.ch>
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