[  515.395590] fab-br0: port 1(fbond) entered blocking state
[  515.395688] fab-br0: port 1(fbond) entered disabled state
[  515.395761] fbond: entered allmulticast mode
[  515.395866] fbond: entered promiscuous mode
[  515.408851] veth1-bond: entered promiscuous mode
[  515.408930] veth1-bond: entered allmulticast mode
[  515.409007] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  515.421203] veth2-bond: entered promiscuous mode
[  515.421281] veth2-bond: entered allmulticast mode
[  515.421348] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  515.445127] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  515.452214] fab-br0: port 1(fbond) entered blocking state
[  515.452318] fab-br0: port 1(fbond) entered forwarding state
[  515.541168] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  515.541346] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  515.541476] fbond: active interface up!
[  516.711909] fbond: left allmulticast mode
[  516.711984] veth1-bond: left allmulticast mode
[  516.712039] veth2-bond: left allmulticast mode
[  516.712091] fbond: left promiscuous mode
[  516.712141] veth1-bond: left promiscuous mode
[  516.712208] veth2-bond: left promiscuous mode
[  516.712282] fab-br0: port 1(fbond) entered disabled state
[  516.740803] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  516.740965] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  516.746280] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  516.746455] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  516.757195] fbond (unregistering): Released all slaves