[  873.623563] 8021q: adding VLAN 0 to HW filter on device bond0
[  873.627169] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.630862] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.634401] br0: port 1(veth0) entered blocking state
[  873.634438] br0: port 1(veth0) entered disabled state
[  873.634472] veth0: entered allmulticast mode
[  873.634532] veth0: entered promiscuous mode
[  873.638054] br0: port 2(veth1) entered blocking state
[  873.638120] br0: port 2(veth1) entered disabled state
[  873.638188] veth1: entered allmulticast mode
[  873.638277] veth1: entered promiscuous mode
[  873.869960] br0: port 1(veth0) entered blocking state
[  873.870056] br0: port 1(veth0) entered forwarding state
[  873.870157] br0: port 2(veth1) entered blocking state
[  873.870229] br0: port 2(veth1) entered forwarding state
[  875.709938] bond0: (slave veth1): link status definitely up
[  875.710032] bond0: (slave veth1): making interface the new active one
[  875.710090] bond0: active interface up!
[  875.803548] veth1: left allmulticast mode
[  875.803586] veth1: left promiscuous mode
[  875.803611] br0: port 2(veth1) entered disabled state
[  875.803690] veth0: left allmulticast mode
[  875.803709] veth0: left promiscuous mode
[  875.803731] br0: port 1(veth0) entered disabled state
[  875.812762] bond0: (slave veth1): Releasing backup interface
[  875.817064] bond0: (slave veth0): Releasing backup interface
[  875.856967] bond0 (unregistering): Released all slaves