[  549.951913] fab-br0: port 1(fbond) entered blocking state
[  549.951990] fab-br0: port 1(fbond) entered disabled state
[  549.952063] fbond: entered allmulticast mode
[  549.952168] fbond: entered promiscuous mode
[  549.967314] veth1-bond: entered promiscuous mode
[  549.967381] veth1-bond: entered allmulticast mode
[  549.967466] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  549.981209] veth2-bond: entered promiscuous mode
[  549.981271] veth2-bond: entered allmulticast mode
[  549.981327] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  550.004429] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.024040] fab-br0: port 1(fbond) entered blocking state
[  550.024118] fab-br0: port 1(fbond) entered forwarding state
[  550.100458] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  550.100580] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  550.100637] fbond: active interface up!
[  551.273500] fbond: left allmulticast mode
[  551.273567] veth1-bond: left allmulticast mode
[  551.273616] veth2-bond: left allmulticast mode
[  551.273665] fbond: left promiscuous mode
[  551.273700] veth1-bond: left promiscuous mode
[  551.273751] veth2-bond: left promiscuous mode
[  551.273818] fab-br0: port 1(fbond) entered disabled state
[  551.311757] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  551.311853] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  551.319568] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  551.319668] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  551.328484] fbond (unregistering): Released all slaves