[  518.760289] fab-br0: port 1(fbond) entered blocking state
[  518.760351] fab-br0: port 1(fbond) entered disabled state
[  518.760407] fbond: entered allmulticast mode
[  518.760498] fbond: entered promiscuous mode
[  518.775794] veth1-bond: entered promiscuous mode
[  518.775859] veth1-bond: entered allmulticast mode
[  518.775921] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  518.787048] veth2-bond: entered promiscuous mode
[  518.787130] veth2-bond: entered allmulticast mode
[  518.787188] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  518.818141] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  518.819280] fab-br0: port 1(fbond) entered blocking state
[  518.819347] fab-br0: port 1(fbond) entered forwarding state
[  518.914147] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  518.914241] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  518.914300] fbond: active interface up!
[  520.079604] fbond: left allmulticast mode
[  520.079709] veth1-bond: left allmulticast mode
[  520.079773] veth2-bond: left allmulticast mode
[  520.079837] fbond: left promiscuous mode
[  520.079888] veth1-bond: left promiscuous mode
[  520.079960] veth2-bond: left promiscuous mode
[  520.080033] fab-br0: port 1(fbond) entered disabled state
[  520.126463] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  520.126579] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  520.135280] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  520.135442] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  520.141211] fbond (unregistering): Released all slaves