[  519.255923] fab-br0: port 1(fbond) entered blocking state
[  519.256039] fab-br0: port 1(fbond) entered disabled state
[  519.256105] fbond: entered allmulticast mode
[  519.256210] fbond: entered promiscuous mode
[  519.268791] veth1-bond: entered promiscuous mode
[  519.268867] veth1-bond: entered allmulticast mode
[  519.268931] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  519.278386] veth2-bond: entered promiscuous mode
[  519.278447] veth2-bond: entered allmulticast mode
[  519.278499] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  519.318988] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  519.319181] fab-br0: port 1(fbond) entered blocking state
[  519.319238] fab-br0: port 1(fbond) entered forwarding state
[  519.415065] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  519.415202] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  519.415260] fbond: active interface up!
[  520.567757] fbond: left allmulticast mode
[  520.567858] veth1-bond: left allmulticast mode
[  520.567928] veth2-bond: left allmulticast mode
[  520.568007] fbond: left promiscuous mode
[  520.568062] veth1-bond: left promiscuous mode
[  520.568140] veth2-bond: left promiscuous mode
[  520.568227] fab-br0: port 1(fbond) entered disabled state
[  520.598553] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.598687] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.606219] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.606361] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.616130] fbond (unregistering): Released all slaves