[  870.266590] 8021q: adding VLAN 0 to HW filter on device bond0
[  870.270111] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  870.273574] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  870.277030] br0: port 1(veth0) entered blocking state
[  870.277100] br0: port 1(veth0) entered disabled state
[  870.277170] veth0: entered allmulticast mode
[  870.277266] veth0: entered promiscuous mode
[  870.280704] br0: port 2(veth1) entered blocking state
[  870.280733] br0: port 2(veth1) entered disabled state
[  870.280768] veth1: entered allmulticast mode
[  870.280829] veth1: entered promiscuous mode
[  871.296020] br0: port 1(veth0) entered blocking state
[  871.296085] br0: port 1(veth0) entered forwarding state
[  871.296133] br0: port 2(veth1) entered blocking state
[  871.296162] br0: port 2(veth1) entered forwarding state
[  872.320999] bond0: (slave veth1): link status definitely up
[  872.321100] bond0: (slave veth1): making interface the new active one
[  872.321159] bond0: active interface up!
[  872.334699] veth1: left allmulticast mode
[  872.334735] veth1: left promiscuous mode
[  872.334771] br0: port 2(veth1) entered disabled state
[  872.334861] veth0: left allmulticast mode
[  872.334883] veth0: left promiscuous mode
[  872.334907] br0: port 1(veth0) entered disabled state
[  872.343299] bond0: (slave veth1): Releasing backup interface
[  872.352121] bond0: (slave veth0): Releasing backup interface
[  872.385029] bond0 (unregistering): Released all slaves