[  856.808823] 8021q: adding VLAN 0 to HW filter on device bond0
[  856.811882] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  856.814876] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  856.817774] br0: port 1(veth0) entered blocking state
[  856.817807] br0: port 1(veth0) entered disabled state
[  856.817842] veth0: entered allmulticast mode
[  856.817894] veth0: entered promiscuous mode
[  856.820858] br0: port 2(veth1) entered blocking state
[  856.820924] br0: port 2(veth1) entered disabled state
[  856.820997] veth1: entered allmulticast mode
[  856.821085] veth1: entered promiscuous mode
[  857.009571] br0: port 1(veth0) entered blocking state
[  857.009667] br0: port 1(veth0) entered forwarding state
[  857.009762] br0: port 2(veth1) entered blocking state
[  857.009832] br0: port 2(veth1) entered forwarding state
[  858.888566] bond0: (slave veth1): link status definitely up
[  858.888662] bond0: (slave veth1): making interface the new active one
[  858.888714] bond0: active interface up!
[  858.960364] veth1: left allmulticast mode
[  858.960405] veth1: left promiscuous mode
[  858.960435] br0: port 2(veth1) entered disabled state
[  858.960507] veth0: left allmulticast mode
[  858.960528] veth0: left promiscuous mode
[  858.960561] br0: port 1(veth0) entered disabled state
[  858.976709] bond0: (slave veth1): Releasing backup interface
[  858.986642] bond0: (slave veth0): Releasing backup interface
[  859.020627] bond0 (unregistering): Released all slaves