[  903.955398] 8021q: adding VLAN 0 to HW filter on device bond0
[  903.966869] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  903.978739] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  903.990864] br0: port 1(veth0) entered blocking state
[  903.990945] br0: port 1(veth0) entered disabled state
[  903.991005] veth0: entered allmulticast mode
[  903.991090] veth0: entered promiscuous mode
[  904.002513] br0: port 2(veth1) entered blocking state
[  904.002610] br0: port 2(veth1) entered disabled state
[  904.002676] veth1: entered allmulticast mode
[  904.002770] veth1: entered promiscuous mode
[  904.988926] br0: port 1(veth0) entered blocking state
[  904.989044] br0: port 1(veth0) entered forwarding state
[  904.989122] br0: port 2(veth1) entered blocking state
[  904.989181] br0: port 2(veth1) entered forwarding state
[  906.013925] bond0: (slave veth1): link status definitely up
[  906.014082] bond0: (slave veth1): making interface the new active one
[  906.014221] bond0: active interface up!
[  906.124326] veth1: left allmulticast mode
[  906.124410] veth1: left promiscuous mode
[  906.124455] br0: port 2(veth1) entered disabled state
[  906.124591] veth0: left allmulticast mode
[  906.124638] veth0: left promiscuous mode
[  906.124692] br0: port 1(veth0) entered disabled state
[  906.149211] bond0: (slave veth1): Releasing backup interface
[  906.154113] bond0: (slave veth0): Releasing backup interface
[  906.180194] bond0 (unregistering): Released all slaves