[  521.185143] fab-br0: port 1(fbond) entered blocking state
[  521.185208] fab-br0: port 1(fbond) entered disabled state
[  521.185262] fbond: entered allmulticast mode
[  521.185354] fbond: entered promiscuous mode
[  521.200552] veth1-bond: entered promiscuous mode
[  521.200617] veth1-bond: entered allmulticast mode
[  521.200695] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  521.213353] veth2-bond: entered promiscuous mode
[  521.213418] veth2-bond: entered allmulticast mode
[  521.213476] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  521.235464] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.246837] fab-br0: port 1(fbond) entered blocking state
[  521.246898] fab-br0: port 1(fbond) entered forwarding state
[  521.339464] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  521.339573] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  521.339624] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  521.339668] fbond: active interface up!
[  522.783315] fbond: left allmulticast mode
[  522.783382] veth1-bond: left allmulticast mode
[  522.783438] veth2-bond: left allmulticast mode
[  522.783504] fbond: left promiscuous mode
[  522.783547] veth1-bond: left promiscuous mode
[  522.783609] veth2-bond: left promiscuous mode
[  522.783678] fab-br0: port 1(fbond) entered disabled state
[  522.823751] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  522.823858] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  522.847668] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  522.847782] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  522.857631] fbond (unregistering): Released all slaves