[  515.444604] fab-br0: port 1(fbond) entered blocking state
[  515.444713] fab-br0: port 1(fbond) entered disabled state
[  515.444777] fbond: entered allmulticast mode
[  515.444904] fbond: entered promiscuous mode
[  515.456385] veth1-bond: entered promiscuous mode
[  515.456493] veth1-bond: entered allmulticast mode
[  515.456569] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  515.465078] veth2-bond: entered promiscuous mode
[  515.465160] veth2-bond: entered allmulticast mode
[  515.465214] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  515.507938] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  515.508070] fab-br0: port 1(fbond) entered blocking state
[  515.508109] fab-br0: port 1(fbond) entered forwarding state
[  515.602986] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  515.603108] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  515.603164] fbond: active interface up!
[  516.710269] fbond: left allmulticast mode
[  516.710324] veth1-bond: left allmulticast mode
[  516.710366] veth2-bond: left allmulticast mode
[  516.710405] fbond: left promiscuous mode
[  516.710444] veth1-bond: left promiscuous mode
[  516.710494] veth2-bond: left promiscuous mode
[  516.710549] fab-br0: port 1(fbond) entered disabled state
[  516.752560] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  516.752685] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  516.770221] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  516.770384] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  516.780083] fbond (unregistering): Released all slaves