[  551.886216] fab-br0: port 1(fbond) entered blocking state
[  551.886279] fab-br0: port 1(fbond) entered disabled state
[  551.886348] fbond: entered allmulticast mode
[  551.886436] fbond: entered promiscuous mode
[  551.904639] veth1-bond: entered promiscuous mode
[  551.904719] veth1-bond: entered allmulticast mode
[  551.904792] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  551.920243] veth2-bond: entered promiscuous mode
[  551.920312] veth2-bond: entered allmulticast mode
[  551.920378] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  552.032562] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  552.032672] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  552.032780] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  552.032849] fbond: active interface up!
[  552.032908] fab-br0: port 1(fbond) entered blocking state
[  552.032940] fab-br0: port 1(fbond) entered forwarding state
[  553.233928] fbond: left allmulticast mode
[  553.233978] veth1-bond: left allmulticast mode
[  553.234012] veth2-bond: left allmulticast mode
[  553.234045] fbond: left promiscuous mode
[  553.234069] veth1-bond: left promiscuous mode
[  553.234112] veth2-bond: left promiscuous mode
[  553.234166] fab-br0: port 1(fbond) entered disabled state
[  553.265803] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  553.265904] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  553.276646] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  553.276763] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  553.282587] fbond (unregistering): Released all slaves