[  518.582032] fab-br0: port 1(fbond) entered blocking state
[  518.582136] fab-br0: port 1(fbond) entered disabled state
[  518.582220] fbond: entered allmulticast mode
[  518.582339] fbond: entered promiscuous mode
[  518.594364] veth1-bond: entered promiscuous mode
[  518.594468] veth1-bond: entered allmulticast mode
[  518.594555] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.604791] veth2-bond: entered promiscuous mode
[  518.604882] veth2-bond: entered allmulticast mode
[  518.604966] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.638919] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.639089] fab-br0: port 1(fbond) entered blocking state
[  518.639148] fab-br0: port 1(fbond) entered forwarding state
[  518.741945] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.742108] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  518.742185] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  518.742257] fbond: active interface up!
[  520.114986] fbond: left allmulticast mode
[  520.115053] veth1-bond: left allmulticast mode
[  520.115111] veth2-bond: left allmulticast mode
[  520.115167] fbond: left promiscuous mode
[  520.115209] veth1-bond: left promiscuous mode
[  520.115278] veth2-bond: left promiscuous mode
[  520.115351] fab-br0: port 1(fbond) entered disabled state
[  520.157758] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.157866] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.169038] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.169163] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.179015] fbond (unregistering): Released all slaves