[  512.479890] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.492751] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.504929] br0: port 1(veth0) entered blocking state
[  512.505030] br0: port 1(veth0) entered disabled state
[  512.505099] veth0: entered allmulticast mode
[  512.505192] veth0: entered promiscuous mode
[  512.516620] br0: port 2(veth1) entered blocking state
[  512.516686] br0: port 2(veth1) entered disabled state
[  512.516758] veth1: entered allmulticast mode
[  512.516854] veth1: entered promiscuous mode
[  512.689070] br0: port 1(veth0) entered blocking state
[  512.689136] br0: port 1(veth0) entered forwarding state
[  512.689207] br0: port 2(veth1) entered blocking state
[  512.689244] br0: port 2(veth1) entered forwarding state
[  514.496117] bond0: (slave veth1): link status definitely up
[  514.496247] bond0: (slave veth1): making interface the new active one
[  514.496332] bond0: active interface up!
[  514.581904] veth1: left allmulticast mode
[  514.581961] veth1: left promiscuous mode
[  514.582016] br0: port 2(veth1) entered disabled state
[  514.582107] veth0: left allmulticast mode
[  514.582143] veth0: left promiscuous mode
[  514.582180] br0: port 1(veth0) entered disabled state
[  514.602398] bond0: (slave veth1): Releasing backup interface
[  514.609218] bond0: (slave veth0): Releasing backup interface