[  512.514395] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.523501] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.532687] br0: port 1(veth0) entered blocking state
[  512.532771] br0: port 1(veth0) entered disabled state
[  512.532828] veth0: entered allmulticast mode
[  512.532912] veth0: entered promiscuous mode
[  512.543691] br0: port 2(veth1) entered blocking state
[  512.543767] br0: port 2(veth1) entered disabled state
[  512.543814] veth1: entered allmulticast mode
[  512.543888] veth1: entered promiscuous mode
[  512.616213] br0: port 1(veth0) entered blocking state
[  512.616360] br0: port 1(veth0) entered forwarding state
[  512.616446] br0: port 2(veth1) entered blocking state
[  512.616498] br0: port 2(veth1) entered forwarding state
[  514.560188] bond0: (slave veth1): link status definitely up
[  514.560259] bond0: (slave veth1): making interface the new active one
[  514.560336] bond0: active interface up!
[  514.698288] veth1: left allmulticast mode
[  514.698350] veth1: left promiscuous mode
[  514.698407] br0: port 2(veth1) entered disabled state
[  514.698580] veth0: left allmulticast mode
[  514.698624] veth0: left promiscuous mode
[  514.698669] br0: port 1(veth0) entered disabled state
[  514.721450] bond0: (slave veth1): Releasing backup interface
[  514.736412] bond0: (slave veth0): Releasing backup interface
[  514.776394] bond0 (unregistering): Released all slaves