[  512.245145] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.256139] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.266583] br0: port 1(veth0) entered blocking state
[  512.266692] br0: port 1(veth0) entered disabled state
[  512.266766] veth0: entered allmulticast mode
[  512.266859] veth0: entered promiscuous mode
[  512.276779] br0: port 2(veth1) entered blocking state
[  512.276875] br0: port 2(veth1) entered disabled state
[  512.276937] veth1: entered allmulticast mode
[  512.277022] veth1: entered promiscuous mode
[  513.214048] br0: port 1(veth0) entered blocking state
[  513.214151] br0: port 1(veth0) entered forwarding state
[  513.214237] br0: port 2(veth1) entered blocking state
[  513.214277] br0: port 2(veth1) entered forwarding state
[  514.301986] bond0: (slave veth1): link status definitely up
[  514.302089] bond0: (slave veth1): making interface the new active one
[  514.302166] bond0: active interface up!
[  514.427115] veth1: left allmulticast mode
[  514.427181] veth1: left promiscuous mode
[  514.427226] br0: port 2(veth1) entered disabled state
[  514.427349] veth0: left allmulticast mode
[  514.427384] veth0: left promiscuous mode
[  514.427424] br0: port 1(veth0) entered disabled state
[  514.452363] bond0: (slave veth1): Releasing backup interface
[  514.463235] bond0: (slave veth0): Releasing backup interface