[   15.546418] bond0: (slave veth0): Enslaving as a backup interface with a down link
[   15.560692] bond0: (slave veth1): Enslaving as a backup interface with a down link
[   15.573629] br0: port 1(veth0) entered blocking state
[   15.573691] br0: port 1(veth0) entered disabled state
[   15.573737] veth0: entered allmulticast mode
[   15.573800] veth0: entered promiscuous mode
[   15.587565] br0: port 2(veth1) entered blocking state
[   15.587613] br0: port 2(veth1) entered disabled state
[   15.587651] veth1: entered allmulticast mode
[   15.587753] veth1: entered promiscuous mode
[   16.516757] br0: port 1(veth0) entered blocking state
[   16.516857] br0: port 1(veth0) entered forwarding state
[   16.516917] br0: port 2(veth1) entered blocking state
[   16.516952] br0: port 2(veth1) entered forwarding state
[   17.604708] bond0: (slave veth1): link status definitely up
[   17.604781] bond0: (slave veth1): making interface the new active one
[   17.604837] bond0: active interface up!
[   17.731788] veth1: left allmulticast mode
[   17.731837] veth1: left promiscuous mode
[   17.731882] br0: port 2(veth1) entered disabled state
[   17.731991] veth0: left allmulticast mode
[   17.732024] veth0: left promiscuous mode
[   17.732066] br0: port 1(veth0) entered disabled state
[   17.755915] bond0: (slave veth1): Releasing backup interface
[   17.760837] bond0: (slave veth0): Releasing backup interface
[   17.794940] bond0 (unregistering): Released all slaves