[  551.831101] fab-br0: port 1(fbond) entered blocking state
[  551.831180] fab-br0: port 1(fbond) entered disabled state
[  551.831235] fbond: entered allmulticast mode
[  551.831336] fbond: entered promiscuous mode
[  551.845999] veth1-bond: entered promiscuous mode
[  551.846064] veth1-bond: entered allmulticast mode
[  551.846125] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  551.860682] veth2-bond: entered promiscuous mode
[  551.860743] veth2-bond: entered allmulticast mode
[  551.860799] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  551.975956] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  551.976081] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  551.976157] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  551.976237] fbond: active interface up!
[  551.976304] fab-br0: port 1(fbond) entered blocking state
[  551.976352] fab-br0: port 1(fbond) entered forwarding state
[  553.470661] fbond: left allmulticast mode
[  553.470711] veth1-bond: left allmulticast mode
[  553.470747] veth2-bond: left allmulticast mode
[  553.470783] fbond: left promiscuous mode
[  553.470808] veth1-bond: left promiscuous mode
[  553.470846] veth2-bond: left promiscuous mode
[  553.470895] fab-br0: port 1(fbond) entered disabled state
[  553.508319] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  553.508434] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  553.516652] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  553.516806] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  553.524552] fbond (unregistering): Released all slaves