[  770.326261] 8021q: adding VLAN 0 to HW filter on device bond0
[  770.329344] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  770.332289] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  770.335269] br0: port 1(veth0) entered blocking state
[  770.335307] br0: port 1(veth0) entered disabled state
[  770.335340] veth0: entered allmulticast mode
[  770.335386] veth0: entered promiscuous mode
[  770.338391] br0: port 2(veth1) entered blocking state
[  770.338432] br0: port 2(veth1) entered disabled state
[  770.338466] veth1: entered allmulticast mode
[  770.338519] veth1: entered promiscuous mode
[  770.593991] br0: port 1(veth0) entered blocking state
[  770.594046] br0: port 1(veth0) entered forwarding state
[  770.594110] br0: port 2(veth1) entered blocking state
[  770.594141] br0: port 2(veth1) entered forwarding state
[  772.409995] bond0: (slave veth1): link status definitely up
[  772.410100] bond0: (slave veth1): making interface the new active one
[  772.410175] bond0: active interface up!
[  772.492779] veth1: left allmulticast mode
[  772.492826] veth1: left promiscuous mode
[  772.492867] br0: port 2(veth1) entered disabled state
[  772.492974] veth0: left allmulticast mode
[  772.492995] veth0: left promiscuous mode
[  772.493020] br0: port 1(veth0) entered disabled state
[  772.511138] bond0: (slave veth1): Releasing backup interface
[  772.527117] bond0: (slave veth0): Releasing backup interface
[  772.575041] bond0 (unregistering): Released all slaves