[  550.568776] fab-br0: port 1(fbond) entered blocking state
[  550.568841] fab-br0: port 1(fbond) entered disabled state
[  550.568890] fbond: entered allmulticast mode
[  550.568968] fbond: entered promiscuous mode
[  550.587055] veth1-bond: entered promiscuous mode
[  550.587124] veth1-bond: entered allmulticast mode
[  550.587195] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  550.599895] veth2-bond: entered promiscuous mode
[  550.599951] veth2-bond: entered allmulticast mode
[  550.600001] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  550.620472] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.639723] fab-br0: port 1(fbond) entered blocking state
[  550.639788] fab-br0: port 1(fbond) entered forwarding state
[  550.724492] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.724643] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  550.724711] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  550.724775] fbond: active interface up!
[  552.217316] fbond: left allmulticast mode
[  552.217363] veth1-bond: left allmulticast mode
[  552.217393] veth2-bond: left allmulticast mode
[  552.217425] fbond: left promiscuous mode
[  552.217450] veth1-bond: left promiscuous mode
[  552.217495] veth2-bond: left promiscuous mode
[  552.217543] fab-br0: port 1(fbond) entered disabled state
[  552.245799] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  552.245881] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  552.255573] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  552.255679] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  552.261510] fbond (unregistering): Released all slaves