[  872.171141] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.174539] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.177956] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.181277] br0: port 1(veth0) entered blocking state
[  872.181308] br0: port 1(veth0) entered disabled state
[  872.181341] veth0: entered allmulticast mode
[  872.181390] veth0: entered promiscuous mode
[  872.184751] br0: port 2(veth1) entered blocking state
[  872.184786] br0: port 2(veth1) entered disabled state
[  872.184815] veth1: entered allmulticast mode
[  872.184869] veth1: entered promiscuous mode
[  872.325923] br0: port 1(veth0) entered blocking state
[  872.325963] br0: port 1(veth0) entered forwarding state
[  872.325999] br0: port 2(veth1) entered blocking state
[  872.326028] br0: port 2(veth1) entered forwarding state
[  874.238936] bond0: (slave veth1): link status definitely up
[  874.239019] bond0: (slave veth1): making interface the new active one
[  874.239093] bond0: active interface up!
[  874.347908] veth1: left allmulticast mode
[  874.347957] veth1: left promiscuous mode
[  874.347995] br0: port 2(veth1) entered disabled state
[  874.348124] veth0: left allmulticast mode
[  874.348149] veth0: left promiscuous mode
[  874.348178] br0: port 1(veth0) entered disabled state
[  874.356934] bond0: (slave veth1): Releasing backup interface
[  874.361099] bond0: (slave veth0): Releasing backup interface
[  874.397030] bond0 (unregistering): Released all slaves