[  740.547537] 8021q: adding VLAN 0 to HW filter on device fbond
[  740.699320] fab-br0: port 1(fbond) entered blocking state
[  740.699413] fab-br0: port 1(fbond) entered disabled state
[  740.699478] fbond: entered allmulticast mode
[  740.699584] fbond: entered promiscuous mode
[  740.712941] veth1-bond: entered promiscuous mode
[  740.713019] veth1-bond: entered allmulticast mode
[  740.713100] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  740.728512] veth2-bond: entered promiscuous mode
[  740.728650] veth2-bond: entered allmulticast mode
[  740.728753] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  740.750053] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  740.750205] fbond: now running without any active interface!
[  740.763092] fab-br0: port 1(fbond) entered blocking state
[  740.763179] fab-br0: port 1(fbond) entered forwarding state
[  740.957079] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  741.813685] fbond: left allmulticast mode
[  741.813820] veth1-bond: left allmulticast mode
[  741.813894] veth2-bond: left allmulticast mode
[  741.813967] fbond: left promiscuous mode
[  741.814041] veth1-bond: left promiscuous mode
[  741.814124] veth2-bond: left promiscuous mode
[  741.814211] fab-br0: port 1(fbond) entered disabled state
[  741.849984] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  741.850104] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  741.855099] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  741.855225] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  741.863081] fbond (unregistering): Released all slaves