[  720.456330] 8021q: adding VLAN 0 to HW filter on device bond0
[  720.467663] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  720.478748] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  720.490251] br0: port 1(veth0) entered blocking state
[  720.490326] br0: port 1(veth0) entered disabled state
[  720.490384] veth0: entered allmulticast mode
[  720.490482] veth0: entered promiscuous mode
[  720.500943] br0: port 2(veth1) entered blocking state
[  720.501028] br0: port 2(veth1) entered disabled state
[  720.501085] veth1: entered allmulticast mode
[  720.501178] veth1: entered promiscuous mode
[  720.583017] br0: port 1(veth0) entered blocking state
[  720.583120] br0: port 1(veth0) entered forwarding state
[  720.583196] br0: port 2(veth1) entered blocking state
[  720.583236] br0: port 2(veth1) entered forwarding state
[  722.525042] bond0: (slave veth1): link status definitely up
[  722.525193] bond0: (slave veth1): making interface the new active one
[  722.525298] bond0: active interface up!
[  722.585486] veth1: left allmulticast mode
[  722.585590] veth1: left promiscuous mode
[  722.585665] br0: port 2(veth1) entered disabled state
[  722.585826] veth0: left allmulticast mode
[  722.585895] veth0: left promiscuous mode
[  722.585951] br0: port 1(veth0) entered disabled state
[  722.606372] bond0: (slave veth1): Releasing backup interface
[  722.610278] bond0: (slave veth0): Releasing backup interface
[  722.635304] bond0 (unregistering): Released all slaves