[  872.802733] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.806126] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.809603] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.812951] br0: port 1(veth0) entered blocking state
[  872.813008] br0: port 1(veth0) entered disabled state
[  872.813080] veth0: entered allmulticast mode
[  872.813171] veth0: entered promiscuous mode
[  872.816485] br0: port 2(veth1) entered blocking state
[  872.816517] br0: port 2(veth1) entered disabled state
[  872.816547] veth1: entered allmulticast mode
[  872.816602] veth1: entered promiscuous mode
[  873.859322] br0: port 1(veth0) entered blocking state
[  873.859377] br0: port 1(veth0) entered forwarding state
[  873.859417] br0: port 2(veth1) entered blocking state
[  873.859448] br0: port 2(veth1) entered forwarding state
[  874.884295] bond0: (slave veth1): link status definitely up
[  874.884367] bond0: (slave veth1): making interface the new active one
[  874.884417] bond0: active interface up!
[  874.950517] veth1: left allmulticast mode
[  874.950549] veth1: left promiscuous mode
[  874.950581] br0: port 2(veth1) entered disabled state
[  874.950675] veth0: left allmulticast mode
[  874.950694] veth0: left promiscuous mode
[  874.950718] br0: port 1(veth0) entered disabled state
[  874.957332] bond0: (slave veth1): Releasing backup interface
[  874.962406] bond0: (slave veth0): Releasing backup interface
[  874.990328] bond0 (unregistering): Released all slaves