socket.c:2135: unexpected error:

[Bob Harold]

On Mon, Jun 4, 2018 at 10:57 PM <hotta at iij.ad.jp> wrote:

>
> Hi,
>
> After upgrading BIND from 9.9.9-P5 to 9.11.3., the following messages
> have been displayed continuously in the file /var/log/messages as below.
>
> ---------
> May 29 02:36:50 dns01 nanny[5609]: debug start 1
> May 29 02:37:08 dns01 named[1679]: socket.c:2135: unexpected error:
> May 29 02:37:08 dns01 named[1679]: internal_send: [global IPv6
> address]#38306: Invalid argument
> May 29 02:37:20 dns01 nanny[5617]: debug start 1
> May 29 02:37:24 dns01 named[1679]: socket.c:2135: unexpected error:
> May 29 02:37:24 dns01 named[1679]: internal_send: [global IPv6
> address]#36987: Invalid argument
> May 29 02:37:47 dns01 named[1679]: socket.c:2135: unexpected error:
> May 29 02:37:47 dns01 named[1679]: internal_send: [global IPv6
> address]#35862: Invalid argument
> May 29 02:37:48 dns01 named[1679]: socket.c:2135: unexpected error:
> May 29 02:37:48 dns01 named[1679]: internal_send: [global IPv6
> address]#39895: Invalid argument
> May 29 02:37:50 dns01 nanny[5632]: debug start 1
> May 29 02:38:00 dns01 named[1679]: socket.c:2135: unexpected error:
> May 29 02:38:00 dns01 named[1679]: internal_send: [global IPv6
> address]#38979: Invalid argument
> :
> ---------
>
> OS  : Red Hat Enterprise Linux Server 6.5
>
> DNS service seems to be working fine, but I don't understand the cause
> and how to fix the errors.
>
> Any advice would be greatly appreciated.
>
>
> Regards,
> Hotta
>

Just guessing, but it sounds like " [global IPv6 address]" is either
malformed, or it is expecting an IPv4 address.

-- 
Bob Harold
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