[  550.868276] fab-br0: port 1(fbond) entered blocking state
[  550.868360] fab-br0: port 1(fbond) entered disabled state
[  550.868435] fbond: entered allmulticast mode
[  550.868581] fbond: entered promiscuous mode
[  550.880965] veth1-bond: entered promiscuous mode
[  550.881033] veth1-bond: entered allmulticast mode
[  550.881164] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  550.889930] veth2-bond: entered promiscuous mode
[  550.889988] veth2-bond: entered allmulticast mode
[  550.890039] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  550.925747] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.925852] fab-br0: port 1(fbond) entered blocking state
[  550.925904] fab-br0: port 1(fbond) entered forwarding state
[  551.029810] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  551.029952] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  551.030027] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  551.030086] fbond: active interface up!
[  552.461441] fbond: left allmulticast mode
[  552.461529] veth1-bond: left allmulticast mode
[  552.461578] veth2-bond: left allmulticast mode
[  552.461634] fbond: left promiscuous mode
[  552.461676] veth1-bond: left promiscuous mode
[  552.461744] veth2-bond: left promiscuous mode
[  552.461811] fab-br0: port 1(fbond) entered disabled state
[  552.488540] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  552.488660] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  552.504828] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  552.504920] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  552.520781] fbond (unregistering): Released all slaves