[  512.951108] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.962246] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.973221] br0: port 1(veth0) entered blocking state
[  512.973297] br0: port 1(veth0) entered disabled state
[  512.973366] veth0: entered allmulticast mode
[  512.973471] veth0: entered promiscuous mode
[  512.984099] br0: port 2(veth1) entered blocking state
[  512.984174] br0: port 2(veth1) entered disabled state
[  512.984234] veth1: entered allmulticast mode
[  512.984320] veth1: entered promiscuous mode
[  513.317300] br0: port 1(veth0) entered blocking state
[  513.317432] br0: port 1(veth0) entered forwarding state
[  513.317534] br0: port 2(veth1) entered blocking state
[  513.317609] br0: port 2(veth1) entered forwarding state
[  514.998235] bond0: (slave veth1): link status definitely up
[  514.998315] bond0: (slave veth1): making interface the new active one
[  514.998393] bond0: active interface up!
[  515.142249] veth1: left allmulticast mode
[  515.142317] veth1: left promiscuous mode
[  515.142393] br0: port 2(veth1) entered disabled state
[  515.142561] veth0: left allmulticast mode
[  515.142602] veth0: left promiscuous mode
[  515.142656] br0: port 1(veth0) entered disabled state
[  515.163545] bond0: (slave veth1): Releasing backup interface
[  515.168365] bond0: (slave veth0): Releasing backup interface
[  515.190351] bond0 (unregistering): Released all slaves