[  520.080233] fab-br0: port 1(fbond) entered blocking state
[  520.080323] fab-br0: port 1(fbond) entered disabled state
[  520.080396] fbond: entered allmulticast mode
[  520.080542] fbond: entered promiscuous mode
[  520.094712] veth1-bond: entered promiscuous mode
[  520.094802] veth1-bond: entered allmulticast mode
[  520.094888] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  520.107018] veth2-bond: entered promiscuous mode
[  520.107095] veth2-bond: entered allmulticast mode
[  520.107171] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  520.135183] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  520.137467] fab-br0: port 1(fbond) entered blocking state
[  520.137513] fab-br0: port 1(fbond) entered forwarding state
[  520.238181] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  520.238347] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  520.238462] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  520.238527] fbond: active interface up!
[  521.617049] fbond: left allmulticast mode
[  521.617110] veth1-bond: left allmulticast mode
[  521.617168] veth2-bond: left allmulticast mode
[  521.617216] fbond: left promiscuous mode
[  521.617252] veth1-bond: left promiscuous mode
[  521.617308] veth2-bond: left promiscuous mode
[  521.617371] fab-br0: port 1(fbond) entered disabled state
[  521.666456] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  521.666567] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  521.676309] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  521.676447] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  521.682235] fbond (unregistering): Released all slaves