[  873.419945] 8021q: adding VLAN 0 to HW filter on device bond0
[  873.423508] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.427011] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.430462] br0: port 1(veth0) entered blocking state
[  873.430495] br0: port 1(veth0) entered disabled state
[  873.430533] veth0: entered allmulticast mode
[  873.430589] veth0: entered promiscuous mode
[  873.434041] br0: port 2(veth1) entered blocking state
[  873.434105] br0: port 2(veth1) entered disabled state
[  873.434180] veth1: entered allmulticast mode
[  873.434273] veth1: entered promiscuous mode
[  874.444258] br0: port 1(veth0) entered blocking state
[  874.444333] br0: port 1(veth0) entered forwarding state
[  874.444423] br0: port 2(veth1) entered blocking state
[  874.444486] br0: port 2(veth1) entered forwarding state
[  876.491247] bond0: (slave veth0): link status definitely up
[  876.491347] bond0: (slave veth1): link status definitely up
[  876.491444] bond0: (slave veth0): making interface the new active one
[  876.491556] bond0: active interface up!
[  876.561112] veth1: left allmulticast mode
[  876.561189] veth1: left promiscuous mode
[  876.561308] br0: port 2(veth1) entered disabled state
[  876.561455] veth0: left allmulticast mode
[  876.561519] veth0: left promiscuous mode
[  876.561589] br0: port 1(veth0) entered disabled state
[  876.567462] bond0: (slave veth1): Releasing backup interface
[  876.570713] bond0: (slave veth0): Releasing backup interface
[  876.610289] bond0 (unregistering): Released all slaves