[  512.528750] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.538747] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.548376] br0: port 1(veth0) entered blocking state
[  512.548428] br0: port 1(veth0) entered disabled state
[  512.548480] veth0: entered allmulticast mode
[  512.548562] veth0: entered promiscuous mode
[  512.558605] br0: port 2(veth1) entered blocking state
[  512.558709] br0: port 2(veth1) entered disabled state
[  512.558786] veth1: entered allmulticast mode
[  512.558893] veth1: entered promiscuous mode
[  513.005132] br0: port 1(veth0) entered blocking state
[  513.005317] br0: port 1(veth0) entered forwarding state
[  513.005394] br0: port 2(veth1) entered blocking state
[  513.005435] br0: port 2(veth1) entered forwarding state
[  514.557178] bond0: (slave veth1): link status definitely up
[  514.557351] bond0: (slave veth1): making interface the new active one
[  514.557466] bond0: active interface up!
[  514.589691] veth1: left allmulticast mode
[  514.589754] veth1: left promiscuous mode
[  514.589828] br0: port 2(veth1) entered disabled state
[  514.589947] veth0: left allmulticast mode
[  514.589994] veth0: left promiscuous mode
[  514.590063] br0: port 1(veth0) entered disabled state
[  514.620395] bond0: (slave veth1): Releasing backup interface
[  514.634274] bond0: (slave veth0): Releasing backup interface