<div dir="ltr"><br><div class="gmail_quote"><div dir="ltr">On Mon, Jun 4, 2018 at 10:57 PM <<a href="mailto:hotta@iij.ad.jp">hotta@iij.ad.jp</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
Hi,<br>
<br>
After upgrading BIND from 9.9.9-P5 to 9.11.3., the following messages<br>
have been displayed continuously in the file /var/log/messages as below.<br>
<br>
---------<br>
May 29 02:36:50 dns01 nanny[5609]: debug start 1<br>
May 29 02:37:08 dns01 named[1679]: socket.c:2135: unexpected error:<br>
May 29 02:37:08 dns01 named[1679]: internal_send: [global IPv6 address]#38306: Invalid argument<br>
May 29 02:37:20 dns01 nanny[5617]: debug start 1<br>
May 29 02:37:24 dns01 named[1679]: socket.c:2135: unexpected error:<br>
May 29 02:37:24 dns01 named[1679]: internal_send: [global IPv6 address]#36987: Invalid argument<br>
May 29 02:37:47 dns01 named[1679]: socket.c:2135: unexpected error:<br>
May 29 02:37:47 dns01 named[1679]: internal_send: [global IPv6 address]#35862: Invalid argument<br>
May 29 02:37:48 dns01 named[1679]: socket.c:2135: unexpected error:<br>
May 29 02:37:48 dns01 named[1679]: internal_send: [global IPv6 address]#39895: Invalid argument<br>
May 29 02:37:50 dns01 nanny[5632]: debug start 1<br>
May 29 02:38:00 dns01 named[1679]: socket.c:2135: unexpected error:<br>
May 29 02:38:00 dns01 named[1679]: internal_send: [global IPv6 address]#38979: Invalid argument <br>
:<br>
---------<br>
<br>
OS  : Red Hat Enterprise Linux Server 6.5<br>
<br>
DNS service seems to be working fine, but I don't understand the cause<br>
and how to fix the errors.<br>
<br>
Any advice would be greatly appreciated.<br>
<br>
<br>
Regards,<br>
Hotta<br></blockquote><div><br></div><div>Just guessing, but it sounds like " <span style="color:rgb(34,34,34);font-family:sans-serif;font-size:13px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">[global IPv6 address]" is either malformed, or it is expecting an IPv4 address.</span></div><div><span style="color:rgb(34,34,34);font-family:sans-serif;font-size:13px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div><div><span style="color:rgb(34,34,34);font-family:sans-serif;font-size:13px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">-- </span></div><div><span style="color:rgb(34,34,34);font-family:sans-serif;font-size:13px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Bob Harold</span></div><div><span style="color:rgb(34,34,34);font-family:sans-serif;font-size:13px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div></div></div>