[  686.853874] fab-br0: port 1(fbond) entered blocking state
[  686.853956] fab-br0: port 1(fbond) entered disabled state
[  686.854016] fbond: entered allmulticast mode
[  686.854162] fbond: entered promiscuous mode
[  686.863814] veth1-bond: entered promiscuous mode
[  686.863881] veth1-bond: entered allmulticast mode
[  686.863940] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  686.873094] veth2-bond: entered promiscuous mode
[  686.873155] veth2-bond: entered allmulticast mode
[  686.873204] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  686.919362] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  686.919519] fab-br0: port 1(fbond) entered blocking state
[  686.919578] fab-br0: port 1(fbond) entered forwarding state
[  687.024372] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  687.024565] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  687.024658] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  687.024739] fbond: active interface up!
[  688.221909] fbond: left allmulticast mode
[  688.221955] veth1-bond: left allmulticast mode
[  688.222032] veth2-bond: left allmulticast mode
[  688.222083] fbond: left promiscuous mode
[  688.222126] veth1-bond: left promiscuous mode
[  688.222183] veth2-bond: left promiscuous mode
[  688.222254] fab-br0: port 1(fbond) entered disabled state
[  688.246793] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  688.246899] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  688.251421] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  688.251538] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  688.260409] fbond (unregistering): Released all slaves