[  538.008827] fab-br0: port 1(fbond) entered blocking state
[  538.008908] fab-br0: port 1(fbond) entered disabled state
[  538.008967] fbond: entered allmulticast mode
[  538.009053] fbond: entered promiscuous mode
[  538.021227] veth1-bond: entered promiscuous mode
[  538.021301] veth1-bond: entered allmulticast mode
[  538.021379] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  538.031744] veth2-bond: entered promiscuous mode
[  538.031808] veth2-bond: entered allmulticast mode
[  538.031863] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  538.065455] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  538.067006] fab-br0: port 1(fbond) entered blocking state
[  538.067068] fab-br0: port 1(fbond) entered forwarding state
[  538.169437] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  538.169552] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  538.169616] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  538.169680] fbond: active interface up!
[  539.569762] fbond: left allmulticast mode
[  539.569821] veth1-bond: left allmulticast mode
[  539.569872] veth2-bond: left allmulticast mode
[  539.569923] fbond: left promiscuous mode
[  539.569959] veth1-bond: left promiscuous mode
[  539.570011] veth2-bond: left promiscuous mode
[  539.570080] fab-br0: port 1(fbond) entered disabled state
[  539.600326] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  539.600440] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  539.619570] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  539.619694] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  539.629523] fbond (unregistering): Released all slaves