[  518.382367] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  518.393491] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  518.403555] br0: port 1(veth0) entered blocking state
[  518.403613] br0: port 1(veth0) entered disabled state
[  518.403662] veth0: entered allmulticast mode
[  518.403746] veth0: entered promiscuous mode
[  518.414111] br0: port 2(veth1) entered blocking state
[  518.414177] br0: port 2(veth1) entered disabled state
[  518.414226] veth1: entered allmulticast mode
[  518.414310] veth1: entered promiscuous mode
[  518.574983] br0: port 1(veth0) entered blocking state
[  518.575076] br0: port 1(veth0) entered forwarding state
[  518.575172] br0: port 2(veth1) entered blocking state
[  518.575237] br0: port 2(veth1) entered forwarding state
[  520.446960] bond0: (slave veth1): link status definitely up
[  520.447049] bond0: (slave veth1): making interface the new active one
[  520.447126] bond0: active interface up!
[  520.572049] veth1: left allmulticast mode
[  520.572138] veth1: left promiscuous mode
[  520.572191] br0: port 2(veth1) entered disabled state
[  520.572354] veth0: left allmulticast mode
[  520.572397] veth0: left promiscuous mode
[  520.572442] br0: port 1(veth0) entered disabled state
[  520.592317] bond0: (slave veth1): Releasing backup interface
[  520.597129] bond0: (slave veth0): Releasing backup interface
[  520.627255] bond0 (unregistering): Released all slaves