[  537.317082] fab-br0: port 1(fbond) entered blocking state
[  537.317157] fab-br0: port 1(fbond) entered disabled state
[  537.317227] fbond: entered allmulticast mode
[  537.317340] fbond: entered promiscuous mode
[  537.331661] veth1-bond: entered promiscuous mode
[  537.331791] veth1-bond: entered allmulticast mode
[  537.331887] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.344344] veth2-bond: entered promiscuous mode
[  537.344424] veth2-bond: entered allmulticast mode
[  537.344503] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.368706] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.375597] fab-br0: port 1(fbond) entered blocking state
[  537.375669] fab-br0: port 1(fbond) entered forwarding state
[  537.471747] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.471916] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.472004] fbond: active interface up!
[  538.631693] fbond: left allmulticast mode
[  538.631795] veth1-bond: left allmulticast mode
[  538.631864] veth2-bond: left allmulticast mode
[  538.631934] fbond: left promiscuous mode
[  538.631991] veth1-bond: left promiscuous mode
[  538.632069] veth2-bond: left promiscuous mode
[  538.632156] fab-br0: port 1(fbond) entered disabled state
[  538.658102] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.658224] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.672872] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.673017] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.681765] fbond (unregistering): Released all slaves