[  754.804393] 8021q: adding VLAN 0 to HW filter on device bond0
[  754.814175] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  754.824374] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  754.833986] br0: port 1(veth0) entered blocking state
[  754.834083] br0: port 1(veth0) entered disabled state
[  754.834162] veth0: entered allmulticast mode
[  754.834285] veth0: entered promiscuous mode
[  754.843889] br0: port 2(veth1) entered blocking state
[  754.843989] br0: port 2(veth1) entered disabled state
[  754.844060] veth1: entered allmulticast mode
[  754.844162] veth1: entered promiscuous mode
[  755.044380] br0: port 1(veth0) entered blocking state
[  755.044525] br0: port 1(veth0) entered forwarding state
[  755.044672] br0: port 2(veth1) entered blocking state
[  755.044745] br0: port 2(veth1) entered forwarding state
[  756.852368] bond0: (slave veth1): link status definitely up
[  756.852522] bond0: (slave veth1): making interface the new active one
[  756.852655] bond0: active interface up!
[  756.925289] veth1: left allmulticast mode
[  756.925365] veth1: left promiscuous mode
[  756.925432] br0: port 2(veth1) entered disabled state
[  756.925540] veth0: left allmulticast mode
[  756.925593] veth0: left promiscuous mode
[  756.925642] br0: port 1(veth0) entered disabled state
[  756.940976] bond0: (slave veth1): Releasing backup interface
[  756.945498] bond0: (slave veth0): Releasing backup interface
[  756.978584] bond0 (unregistering): Released all slaves