[  537.739180] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  537.750956] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  537.761473] br0: port 1(veth0) entered blocking state
[  537.761530] br0: port 1(veth0) entered disabled state
[  537.761586] veth0: entered allmulticast mode
[  537.761664] veth0: entered promiscuous mode
[  537.773096] br0: port 2(veth1) entered blocking state
[  537.773165] br0: port 2(veth1) entered disabled state
[  537.773213] veth1: entered allmulticast mode
[  537.773288] veth1: entered promiscuous mode
[  538.217440] br0: port 1(veth0) entered blocking state
[  538.217545] br0: port 1(veth0) entered forwarding state
[  538.217623] br0: port 2(veth1) entered blocking state
[  538.217668] br0: port 2(veth1) entered forwarding state
[  539.768497] bond0: (slave veth1): link status definitely up
[  539.768611] bond0: (slave veth1): making interface the new active one
[  539.768691] bond0: active interface up!
[  539.839062] veth1: left allmulticast mode
[  539.839123] veth1: left promiscuous mode
[  539.839175] br0: port 2(veth1) entered disabled state
[  539.839303] veth0: left allmulticast mode
[  539.839343] veth0: left promiscuous mode
[  539.839395] br0: port 1(veth0) entered disabled state
[  539.864672] bond0: (slave veth1): Releasing backup interface
[  539.874693] bond0: (slave veth0): Releasing backup interface