[  537.485546] fab-br0: port 1(fbond) entered blocking state
[  537.485641] fab-br0: port 1(fbond) entered disabled state
[  537.485706] fbond: entered allmulticast mode
[  537.485804] fbond: entered promiscuous mode
[  537.499116] veth1-bond: entered promiscuous mode
[  537.499184] veth1-bond: entered allmulticast mode
[  537.499243] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.509644] veth2-bond: entered promiscuous mode
[  537.509697] veth2-bond: entered allmulticast mode
[  537.509747] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.543907] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.544084] fab-br0: port 1(fbond) entered blocking state
[  537.544129] fab-br0: port 1(fbond) entered forwarding state
[  537.646939] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.647122] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.647195] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.647266] fbond: active interface up!
[  539.029135] fbond: left allmulticast mode
[  539.029231] veth1-bond: left allmulticast mode
[  539.029302] veth2-bond: left allmulticast mode
[  539.029369] fbond: left promiscuous mode
[  539.029415] veth1-bond: left promiscuous mode
[  539.029478] veth2-bond: left promiscuous mode
[  539.029549] fab-br0: port 1(fbond) entered disabled state
[  539.060332] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  539.060434] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  539.070998] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  539.071119] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  539.080946] fbond (unregistering): Released all slaves