[  870.095233] 8021q: adding VLAN 0 to HW filter on device bond0
[  870.098821] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  870.102379] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  870.105806] br0: port 1(veth0) entered blocking state
[  870.105836] br0: port 1(veth0) entered disabled state
[  870.105870] veth0: entered allmulticast mode
[  870.105926] veth0: entered promiscuous mode
[  870.109407] br0: port 2(veth1) entered blocking state
[  870.109438] br0: port 2(veth1) entered disabled state
[  870.109477] veth1: entered allmulticast mode
[  870.109526] veth1: entered promiscuous mode
[  870.504943] br0: port 1(veth0) entered blocking state
[  870.505009] br0: port 1(veth0) entered forwarding state
[  870.505055] br0: port 2(veth1) entered blocking state
[  870.505082] br0: port 2(veth1) entered forwarding state
[  872.128922] bond0: (slave veth1): link status definitely up
[  872.129021] bond0: (slave veth1): making interface the new active one
[  872.129077] bond0: active interface up!
[  872.166862] veth1: left allmulticast mode
[  872.166896] veth1: left promiscuous mode
[  872.166927] br0: port 2(veth1) entered disabled state
[  872.167059] veth0: left allmulticast mode
[  872.167082] veth0: left promiscuous mode
[  872.167111] br0: port 1(veth0) entered disabled state
[  872.181086] bond0: (slave veth1): Releasing backup interface
[  872.188007] bond0: (slave veth0): Releasing backup interface
[  872.214930] bond0 (unregistering): Released all slaves