[  517.372878] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  517.383700] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  517.395071] br0: port 1(veth0) entered blocking state
[  517.395206] br0: port 1(veth0) entered disabled state
[  517.395287] veth0: entered allmulticast mode
[  517.395397] veth0: entered promiscuous mode
[  517.407375] br0: port 2(veth1) entered blocking state
[  517.407479] br0: port 2(veth1) entered disabled state
[  517.407534] veth1: entered allmulticast mode
[  517.407615] veth1: entered promiscuous mode
[  518.399231] br0: port 1(veth0) entered blocking state
[  518.399348] br0: port 1(veth0) entered forwarding state
[  518.399418] br0: port 2(veth1) entered blocking state
[  518.399464] br0: port 2(veth1) entered forwarding state
[  520.447221] bond0: (slave veth0): link status definitely up
[  520.447325] bond0: (slave veth1): link status definitely up
[  520.447379] bond0: (slave veth0): making interface the new active one
[  520.447448] bond0: active interface up!
[  520.549418] veth1: left allmulticast mode
[  520.549501] veth1: left promiscuous mode
[  520.549574] br0: port 2(veth1) entered disabled state
[  520.549692] veth0: left allmulticast mode
[  520.549761] veth0: left promiscuous mode
[  520.549809] br0: port 1(veth0) entered disabled state
[  520.569467] bond0: (slave veth1): Releasing backup interface
[  520.576449] bond0: (slave veth0): Releasing backup interface