[  770.187091] 8021q: adding VLAN 0 to HW filter on device bond0
[  770.190137] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  770.193052] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  770.195911] br0: port 1(veth0) entered blocking state
[  770.195952] br0: port 1(veth0) entered disabled state
[  770.195990] veth0: entered allmulticast mode
[  770.196040] veth0: entered promiscuous mode
[  770.198971] br0: port 2(veth1) entered blocking state
[  770.199037] br0: port 2(veth1) entered disabled state
[  770.199104] veth1: entered allmulticast mode
[  770.199186] veth1: entered promiscuous mode
[  771.197884] br0: port 1(veth0) entered blocking state
[  771.197969] br0: port 1(veth0) entered forwarding state
[  771.198060] br0: port 2(veth1) entered blocking state
[  771.198126] br0: port 2(veth1) entered forwarding state
[  772.222028] bond0: (slave veth0): link status definitely up
[  772.222118] bond0: (slave veth1): link status definitely up
[  772.222196] bond0: (slave veth0): making interface the new active one
[  772.222283] bond0: active interface up!
[  772.228760] veth1: left allmulticast mode
[  772.228821] veth1: left promiscuous mode
[  772.228890] br0: port 2(veth1) entered disabled state
[  772.229152] veth0: left allmulticast mode
[  772.229236] veth0: left promiscuous mode
[  772.229298] br0: port 1(veth0) entered disabled state
[  772.241011] bond0: (slave veth1): Releasing backup interface
[  772.246011] bond0: (slave veth0): Releasing backup interface
[  772.278918] bond0 (unregistering): Released all slaves