[  520.918987] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.929872] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.940581] br0: port 1(veth0) entered blocking state
[  520.940677] br0: port 1(veth0) entered disabled state
[  520.940743] veth0: entered allmulticast mode
[  520.940833] veth0: entered promiscuous mode
[  520.951982] br0: port 2(veth1) entered blocking state
[  520.952069] br0: port 2(veth1) entered disabled state
[  520.952122] veth1: entered allmulticast mode
[  520.952221] veth1: entered promiscuous mode
[  520.996926] br0: port 1(veth0) entered blocking state
[  520.996994] br0: port 1(veth0) entered forwarding state
[  520.997074] br0: port 2(veth1) entered blocking state
[  520.997115] br0: port 2(veth1) entered forwarding state
[  522.939003] bond0: (slave veth1): link status definitely up
[  522.939103] bond0: (slave veth1): making interface the new active one
[  522.939205] bond0: active interface up!
[  523.004913] veth1: left allmulticast mode
[  523.004966] veth1: left promiscuous mode
[  523.005032] br0: port 2(veth1) entered disabled state
[  523.005154] veth0: left allmulticast mode
[  523.005187] veth0: left promiscuous mode
[  523.005234] br0: port 1(veth0) entered disabled state
[  523.026212] bond0: (slave veth1): Releasing backup interface
[  523.030056] bond0: (slave veth0): Releasing backup interface
[  523.060154] bond0 (unregistering): Released all slaves