[  872.481896] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.485457] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.488965] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.492436] br0: port 1(veth0) entered blocking state
[  872.492467] br0: port 1(veth0) entered disabled state
[  872.492502] veth0: entered allmulticast mode
[  872.492560] veth0: entered promiscuous mode
[  872.496025] br0: port 2(veth1) entered blocking state
[  872.496055] br0: port 2(veth1) entered disabled state
[  872.496090] veth1: entered allmulticast mode
[  872.496144] veth1: entered promiscuous mode
[  873.534420] br0: port 1(veth0) entered blocking state
[  873.534473] br0: port 1(veth0) entered forwarding state
[  873.534522] br0: port 2(veth1) entered blocking state
[  873.534552] br0: port 2(veth1) entered forwarding state
[  874.558387] bond0: (slave veth1): link status definitely up
[  874.558489] bond0: (slave veth1): making interface the new active one
[  874.558583] bond0: active interface up!
[  874.656276] veth1: left allmulticast mode
[  874.656458] veth1: left promiscuous mode
[  874.656549] br0: port 2(veth1) entered disabled state
[  874.656674] veth0: left allmulticast mode
[  874.656730] veth0: left promiscuous mode
[  874.656799] br0: port 1(veth0) entered disabled state
[  874.663615] bond0: (slave veth1): Releasing backup interface
[  874.668519] bond0: (slave veth0): Releasing backup interface
[  874.697415] bond0 (unregistering): Released all slaves