[  521.352175] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  521.366958] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  521.379277] br0: port 1(veth0) entered blocking state
[  521.379336] br0: port 1(veth0) entered disabled state
[  521.379381] veth0: entered allmulticast mode
[  521.379463] veth0: entered promiscuous mode
[  521.393367] br0: port 2(veth1) entered blocking state
[  521.393423] br0: port 2(veth1) entered disabled state
[  521.393465] veth1: entered allmulticast mode
[  521.393543] veth1: entered promiscuous mode
[  522.361882] br0: port 1(veth0) entered blocking state
[  522.361980] br0: port 1(veth0) entered forwarding state
[  522.362060] br0: port 2(veth1) entered blocking state
[  522.362153] br0: port 2(veth1) entered forwarding state
[  524.410837] bond0: (slave veth0): link status definitely up
[  524.410902] bond0: (slave veth1): link status definitely up
[  524.410938] bond0: (slave veth0): making interface the new active one
[  524.410995] bond0: active interface up!
[  524.564658] veth1: left allmulticast mode
[  524.564718] veth1: left promiscuous mode
[  524.564774] br0: port 2(veth1) entered disabled state
[  524.564905] veth0: left allmulticast mode
[  524.564934] veth0: left promiscuous mode
[  524.564965] br0: port 1(veth0) entered disabled state
[  524.585170] bond0: (slave veth1): Releasing backup interface
[  524.590183] bond0: (slave veth0): Releasing backup interface
[  524.630144] bond0 (unregistering): Released all slaves