[  874.297196] 8021q: adding VLAN 0 to HW filter on device bond0
[  874.300819] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  874.304343] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  874.307793] br0: port 1(veth0) entered blocking state
[  874.307862] br0: port 1(veth0) entered disabled state
[  874.307929] veth0: entered allmulticast mode
[  874.308018] veth0: entered promiscuous mode
[  874.311462] br0: port 2(veth1) entered blocking state
[  874.311495] br0: port 2(veth1) entered disabled state
[  874.311531] veth1: entered allmulticast mode
[  874.311586] veth1: entered promiscuous mode
[  874.337246] br0: port 1(veth0) entered blocking state
[  874.337283] br0: port 1(veth0) entered forwarding state
[  874.337327] br0: port 2(veth1) entered blocking state
[  874.337357] br0: port 2(veth1) entered forwarding state
[  876.363251] bond0: (slave veth1): link status definitely up
[  876.363364] bond0: (slave veth1): making interface the new active one
[  876.363419] bond0: active interface up!
[  876.371208] veth1: left allmulticast mode
[  876.371251] veth1: left promiscuous mode
[  876.371279] br0: port 2(veth1) entered disabled state
[  876.371419] veth0: left allmulticast mode
[  876.371448] veth0: left promiscuous mode
[  876.371477] br0: port 1(veth0) entered disabled state
[  876.377387] bond0: (slave veth1): Releasing backup interface
[  876.385376] bond0: (slave veth0): Releasing backup interface
[  876.416266] bond0 (unregistering): Released all slaves