[  537.206026] fab-br0: port 1(fbond) entered blocking state
[  537.206087] fab-br0: port 1(fbond) entered disabled state
[  537.206168] fbond: entered allmulticast mode
[  537.206288] fbond: entered promiscuous mode
[  537.216722] veth1-bond: entered promiscuous mode
[  537.216770] veth1-bond: entered allmulticast mode
[  537.216838] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.226108] veth2-bond: entered promiscuous mode
[  537.226192] veth2-bond: entered allmulticast mode
[  537.226259] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.259833] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.260023] fab-br0: port 1(fbond) entered blocking state
[  537.260084] fab-br0: port 1(fbond) entered forwarding state
[  537.362921] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.363033] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.363097] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.363153] fbond: active interface up!
[  538.581013] fbond: left allmulticast mode
[  538.581091] veth1-bond: left allmulticast mode
[  538.581153] veth2-bond: left allmulticast mode
[  538.581216] fbond: left promiscuous mode
[  538.581265] veth1-bond: left promiscuous mode
[  538.581331] veth2-bond: left promiscuous mode
[  538.581403] fab-br0: port 1(fbond) entered disabled state
[  538.618501] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.618614] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.625931] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.626027] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.631867] fbond (unregistering): Released all slaves