[  522.658977] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  522.674636] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  522.689226] br0: port 1(veth0) entered blocking state
[  522.689297] br0: port 1(veth0) entered disabled state
[  522.689355] veth0: entered allmulticast mode
[  522.689447] veth0: entered promiscuous mode
[  522.705401] br0: port 2(veth1) entered blocking state
[  522.705471] br0: port 2(veth1) entered disabled state
[  522.705520] veth1: entered allmulticast mode
[  522.705599] veth1: entered promiscuous mode
[  523.641817] br0: port 1(veth0) entered blocking state
[  523.641924] br0: port 1(veth0) entered forwarding state
[  523.641994] br0: port 2(veth1) entered blocking state
[  523.642028] br0: port 2(veth1) entered forwarding state
[  524.729820] bond0: (slave veth1): link status definitely up
[  524.729932] bond0: (slave veth1): making interface the new active one
[  524.729996] bond0: active interface up!
[  524.801039] veth1: left allmulticast mode
[  524.801096] veth1: left promiscuous mode
[  524.801143] br0: port 2(veth1) entered disabled state
[  524.801259] veth0: left allmulticast mode
[  524.801293] veth0: left promiscuous mode
[  524.801333] br0: port 1(veth0) entered disabled state
[  524.827964] bond0: (slave veth1): Releasing backup interface
[  524.839897] bond0: (slave veth0): Releasing backup interface