[  521.217046] fab-br0: port 1(fbond) entered blocking state
[  521.217119] fab-br0: port 1(fbond) entered disabled state
[  521.217218] fbond: entered allmulticast mode
[  521.217320] fbond: entered promiscuous mode
[  521.235266] veth1-bond: entered promiscuous mode
[  521.235344] veth1-bond: entered allmulticast mode
[  521.235422] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.253927] veth2-bond: entered promiscuous mode
[  521.254011] veth2-bond: entered allmulticast mode
[  521.254078] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.362624] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.362815] fab-br0: port 1(fbond) entered blocking state
[  521.362875] fab-br0: port 1(fbond) entered forwarding state
[  521.364666] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.364748] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.364809] fbond: active interface up!
[  522.743325] fbond: left allmulticast mode
[  522.743391] veth1-bond: left allmulticast mode
[  522.743441] veth2-bond: left allmulticast mode
[  522.743493] fbond: left promiscuous mode
[  522.743533] veth1-bond: left promiscuous mode
[  522.743656] veth2-bond: left promiscuous mode
[  522.743730] fab-br0: port 1(fbond) entered disabled state
[  522.787677] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.787803] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.799782] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.799931] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.805666] fbond (unregistering): Released all slaves