[  553.821789] fab-br0: port 1(fbond) entered blocking state
[  553.821863] fab-br0: port 1(fbond) entered disabled state
[  553.821930] fbond: entered allmulticast mode
[  553.822042] fbond: entered promiscuous mode
[  553.831599] veth1-bond: entered promiscuous mode
[  553.831667] veth1-bond: entered allmulticast mode
[  553.831740] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  553.844787] veth2-bond: entered promiscuous mode
[  553.844860] veth2-bond: entered allmulticast mode
[  553.844937] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  553.876107] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  553.876302] fab-br0: port 1(fbond) entered blocking state
[  553.876344] fab-br0: port 1(fbond) entered forwarding state
[  553.981137] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  553.981264] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  553.981339] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  553.981407] fbond: active interface up!
[  555.398931] fbond: left allmulticast mode
[  555.399001] veth1-bond: left allmulticast mode
[  555.399052] veth2-bond: left allmulticast mode
[  555.399114] fbond: left promiscuous mode
[  555.399153] veth1-bond: left promiscuous mode
[  555.399215] veth2-bond: left promiscuous mode
[  555.399292] fab-br0: port 1(fbond) entered disabled state
[  555.428360] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  555.428504] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  555.438306] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  555.438477] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  555.446234] fbond (unregistering): Released all slaves