[  520.075838] fab-br0: port 1(fbond) entered blocking state
[  520.075900] fab-br0: port 1(fbond) entered disabled state
[  520.075959] fbond: entered allmulticast mode
[  520.076046] fbond: entered promiscuous mode
[  520.089172] veth1-bond: entered promiscuous mode
[  520.089264] veth1-bond: entered allmulticast mode
[  520.089337] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  520.100864] veth2-bond: entered promiscuous mode
[  520.100964] veth2-bond: entered allmulticast mode
[  520.101060] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  520.126150] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  520.136279] fab-br0: port 1(fbond) entered blocking state
[  520.136339] fab-br0: port 1(fbond) entered forwarding state
[  520.222170] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  520.222284] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  520.222348] fbond: active interface up!
[  521.308276] fbond: left allmulticast mode
[  521.308377] veth1-bond: left allmulticast mode
[  521.308446] veth2-bond: left allmulticast mode
[  521.308507] fbond: left promiscuous mode
[  521.308565] veth1-bond: left promiscuous mode
[  521.308644] veth2-bond: left promiscuous mode
[  521.308732] fab-br0: port 1(fbond) entered disabled state
[  521.349089] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  521.349197] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  521.369352] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  521.369461] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  521.379283] fbond (unregistering): Released all slaves