[  518.746968] fab-br0: port 1(fbond) entered blocking state
[  518.747046] fab-br0: port 1(fbond) entered disabled state
[  518.747102] fbond: entered allmulticast mode
[  518.747196] fbond: entered promiscuous mode
[  518.761113] veth1-bond: entered promiscuous mode
[  518.761202] veth1-bond: entered allmulticast mode
[  518.761290] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.774385] veth2-bond: entered promiscuous mode
[  518.774466] veth2-bond: entered allmulticast mode
[  518.774517] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.889484] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.889613] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  518.889691] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  518.889765] fbond: active interface up!
[  518.889838] fab-br0: port 1(fbond) entered blocking state
[  518.889899] fab-br0: port 1(fbond) entered forwarding state
[  520.367502] fbond: left allmulticast mode
[  520.367561] veth1-bond: left allmulticast mode
[  520.367606] veth2-bond: left allmulticast mode
[  520.367646] fbond: left promiscuous mode
[  520.367679] veth1-bond: left promiscuous mode
[  520.367725] veth2-bond: left promiscuous mode
[  520.367782] fab-br0: port 1(fbond) entered disabled state
[  520.412388] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.412501] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.430662] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.430795] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.440578] fbond (unregistering): Released all slaves