[  537.271248] fab-br0: port 1(fbond) entered blocking state
[  537.271359] fab-br0: port 1(fbond) entered disabled state
[  537.271427] fbond: entered allmulticast mode
[  537.271528] fbond: entered promiscuous mode
[  537.289792] veth1-bond: entered promiscuous mode
[  537.289910] veth1-bond: entered allmulticast mode
[  537.290034] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  537.299997] veth2-bond: entered promiscuous mode
[  537.300081] veth2-bond: entered allmulticast mode
[  537.300147] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  537.327841] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  537.329336] fab-br0: port 1(fbond) entered blocking state
[  537.329400] fab-br0: port 1(fbond) entered forwarding state
[  537.431826] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  537.431960] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  537.432037] fbond: active interface up!
[  538.566060] fbond: left allmulticast mode
[  538.566151] veth1-bond: left allmulticast mode
[  538.566220] veth2-bond: left allmulticast mode
[  538.566288] fbond: left promiscuous mode
[  538.566341] veth1-bond: left promiscuous mode
[  538.566421] veth2-bond: left promiscuous mode
[  538.566506] fab-br0: port 1(fbond) entered disabled state
[  538.601887] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  538.602008] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  538.620931] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  538.621081] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  538.637851] fbond (unregistering): Released all slaves