[  867.960023][ T9572] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  868.049913][ T9573] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  868.160768][ T9574] br0: port 1(veth0) entered blocking state
[  868.161077][ T9574] br0: port 1(veth0) entered disabled state
[  868.161362][ T9574] veth0: entered allmulticast mode
[  868.162596][ T9574] veth0: entered promiscuous mode
[  868.248211][ T9575] br0: port 2(veth1) entered blocking state
[  868.248555][ T9575] br0: port 2(veth1) entered disabled state
[  868.248835][ T9575] veth1: entered allmulticast mode
[  868.250158][ T9575] veth1: entered promiscuous mode
[  868.834125][   T40] br0: port 1(veth0) entered blocking state
[  868.834599][   T40] br0: port 1(veth0) entered forwarding state
[  868.836693][   T40] br0: port 2(veth1) entered blocking state
[  868.837065][   T40] br0: port 2(veth1) entered forwarding state
[  869.890689][ T8707] bond0: (slave veth1): link status definitely up
[  869.891171][ T8707] bond0: (slave veth1): making interface the new active one
[  869.892537][ T8707] bond0: active interface up!
[  870.091064][   T69] veth1: left allmulticast mode
[  870.091295][   T69] veth1: left promiscuous mode
[  870.091632][   T69] br0: port 2(veth1) entered disabled state
[  870.095309][   T69] veth0: left allmulticast mode
[  870.095598][   T69] veth0: left promiscuous mode
[  870.096020][   T69] br0: port 1(veth0) entered disabled state
[  870.264935][   T69] bond0: (slave veth1): Releasing backup interface
[  870.465771][   T69] bond0: (slave veth0): Releasing backup interface
[  870.852112][   T69] bond0 (unregistering): Released all slaves