[  872.337100] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.340654] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.344154] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.347609] br0: port 1(veth0) entered blocking state
[  872.347639] br0: port 1(veth0) entered disabled state
[  872.347675] veth0: entered allmulticast mode
[  872.347732] veth0: entered promiscuous mode
[  872.351170] br0: port 2(veth1) entered blocking state
[  872.351203] br0: port 2(veth1) entered disabled state
[  872.351230] veth1: entered allmulticast mode
[  872.351288] veth1: entered promiscuous mode
[  873.359422] br0: port 1(veth0) entered blocking state
[  873.359478] br0: port 1(veth0) entered forwarding state
[  873.359522] br0: port 2(veth1) entered blocking state
[  873.359555] br0: port 2(veth1) entered forwarding state
[  874.383395] bond0: (slave veth1): link status definitely up
[  874.383496] bond0: (slave veth1): making interface the new active one
[  874.383554] bond0: active interface up!
[  874.406654] veth1: left allmulticast mode
[  874.406682] veth1: left promiscuous mode
[  874.406712] br0: port 2(veth1) entered disabled state
[  874.406843] veth0: left allmulticast mode
[  874.406864] veth0: left promiscuous mode
[  874.406887] br0: port 1(veth0) entered disabled state
[  874.413825] bond0: (slave veth1): Releasing backup interface
[  874.417525] bond0: (slave veth0): Releasing backup interface
[  874.445438] bond0 (unregistering): Released all slaves