[  549.483004] fab-br0: port 1(fbond) entered blocking state
[  549.483108] fab-br0: port 1(fbond) entered disabled state
[  549.483191] fbond: entered allmulticast mode
[  549.483301] fbond: entered promiscuous mode
[  549.496199] veth1-bond: entered promiscuous mode
[  549.496283] veth1-bond: entered allmulticast mode
[  549.496358] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  549.509207] veth2-bond: entered promiscuous mode
[  549.509281] veth2-bond: entered allmulticast mode
[  549.509376] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  549.533943] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  549.539972] fab-br0: port 1(fbond) entered blocking state
[  549.540034] fab-br0: port 1(fbond) entered forwarding state
[  549.636925] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  549.637063] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  549.637132] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  549.637232] fbond: active interface up!
[  551.071364] fbond: left allmulticast mode
[  551.071433] veth1-bond: left allmulticast mode
[  551.071478] veth2-bond: left allmulticast mode
[  551.071523] fbond: left promiscuous mode
[  551.071555] veth1-bond: left promiscuous mode
[  551.071609] veth2-bond: left promiscuous mode
[  551.071690] fab-br0: port 1(fbond) entered disabled state
[  551.101379] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  551.101515] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  551.125088] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  551.125218] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  551.135001] fbond (unregistering): Released all slaves