[  856.953726][ T9447] fab-br0: port 1(fbond) entered blocking state
[  856.953993][ T9447] fab-br0: port 1(fbond) entered disabled state
[  856.956029][ T9447] fbond: entered allmulticast mode
[  856.958880][ T9447] fbond: entered promiscuous mode
[  857.083449][ T9450] veth1-bond: entered promiscuous mode
[  857.083935][ T9450] veth1-bond: entered allmulticast mode
[  857.084715][ T9450] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  857.199173][ T9451] veth2-bond: entered promiscuous mode
[  857.199587][ T9451] veth2-bond: entered allmulticast mode
[  857.200110][ T9451] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  857.373252][   T12] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  857.445109][ T9454] fab-br0: port 1(fbond) entered blocking state
[  857.445422][ T9454] fab-br0: port 1(fbond) entered forwarding state
[  857.478105][   T12] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  857.479393][   T12] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  857.479900][   T12] fbond: active interface up!
[  860.034276][ T9497] fbond: left allmulticast mode
[  860.034550][ T9497] veth1-bond: left allmulticast mode
[  860.034737][ T9497] veth2-bond: left allmulticast mode
[  860.034948][ T9497] fbond: left promiscuous mode
[  860.035220][ T9497] veth1-bond: left promiscuous mode
[  860.035675][ T9497] veth2-bond: left promiscuous mode
[  860.036210][ T9497] fab-br0: port 1(fbond) entered disabled state
[  860.504529][ T9498] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  860.505310][ T9498] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  860.521706][ T9498] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  860.522444][ T9498] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  860.542334][ T9498] fbond (unregistering): Released all slaves