[  520.761678] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.779042] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.796848] br0: port 1(veth0) entered blocking state
[  520.796925] br0: port 1(veth0) entered disabled state
[  520.796988] veth0: entered allmulticast mode
[  520.797092] veth0: entered promiscuous mode
[  520.814712] br0: port 2(veth1) entered blocking state
[  520.814803] br0: port 2(veth1) entered disabled state
[  520.814865] veth1: entered allmulticast mode
[  520.814961] veth1: entered promiscuous mode
[  521.847598] br0: port 1(veth0) entered blocking state
[  521.847679] br0: port 1(veth0) entered forwarding state
[  521.847772] br0: port 2(veth1) entered blocking state
[  521.847830] br0: port 2(veth1) entered forwarding state
[  523.831606] bond0: (slave veth0): link status definitely up
[  523.831717] bond0: (slave veth1): link status definitely up
[  523.831749] bond0: (slave veth0): making interface the new active one
[  523.831802] bond0: active interface up!
[  523.910509] veth1: left allmulticast mode
[  523.910555] veth1: left promiscuous mode
[  523.910592] br0: port 2(veth1) entered disabled state
[  523.910696] veth0: left allmulticast mode
[  523.910722] veth0: left promiscuous mode
[  523.910756] br0: port 1(veth0) entered disabled state
[  523.936904] bond0: (slave veth1): Releasing backup interface
[  523.950842] bond0: (slave veth0): Releasing backup interface