Kernel 4.9: libteam netlink: ifinfo_event_handler: Unknown message type

[jipanyang]

With debian stretch 4.9 kernel, Unknown message type is being seen with teamd.

Aug 23 21:04:45.913042 sonic INFO teamd#supervisord: teamd libteam: ifinfo_event_handler: Unknown message type.
Aug 23 21:04:45.913194 sonic INFO teamd#supervisord: teamd libteam: ifinfo_event_handler: Unknown message type.
Aug 23 21:04:45.913244 sonic INFO teamd#supervisord: teamd libteam: ifinfo_event_handler: Unknown message type.
Aug 23 21:04:45.913244 sonic INFO teamd#supervisord: teamd libteam: ifinfo_event_handler: Unknown message type.
Aug 23 21:04:45.913267 sonic INFO teamd#supervisord: teamd libteam: ifinfo_event_handler: Unknown message type.

root@sonic:/home/admin# uname -a
Linux sonic 4.9.0-7-amd64 #1 SMP Debian 4.9.110-3+deb9u2 (2015-12-19) x86_64 GNU/Linux

[lguohan]

is this related to the issue #1981 ?

[jipanyang]

It might be. But even when lag is working properly the message will be seen in syslog. I guess it is some netlink message format issue related to the new kernel.