[  867.793417][ T9531] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  867.878016][ T9532] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  867.965704][ T9533] br0: port 1(veth0) entered blocking state
[  867.965969][ T9533] br0: port 1(veth0) entered disabled state
[  867.966236][ T9533] veth0: entered allmulticast mode
[  867.967455][ T9533] veth0: entered promiscuous mode
[  868.054454][ T9534] br0: port 2(veth1) entered blocking state
[  868.054741][ T9534] br0: port 2(veth1) entered disabled state
[  868.054991][ T9534] veth1: entered allmulticast mode
[  868.056233][ T9534] veth1: entered promiscuous mode
[  868.648751][   T39] br0: port 1(veth0) entered blocking state
[  868.649062][   T39] br0: port 1(veth0) entered forwarding state
[  868.650078][   T39] br0: port 2(veth1) entered blocking state
[  868.650334][   T39] br0: port 2(veth1) entered forwarding state
[  869.770641][ T5378] bond0: (slave veth1): link status definitely up
[  869.771048][ T5378] bond0: (slave veth1): making interface the new active one
[  869.772243][ T5378] bond0: active interface up!
[  870.145086][ T5378] veth1: left allmulticast mode
[  870.145351][ T5378] veth1: left promiscuous mode
[  870.145676][ T5378] br0: port 2(veth1) entered disabled state
[  870.148458][ T5378] veth0: left allmulticast mode
[  870.148657][ T5378] veth0: left promiscuous mode
[  870.148939][ T5378] br0: port 1(veth0) entered disabled state
[  870.325618][ T5378] bond0: (slave veth1): Releasing backup interface
[  870.432669][ T5378] bond0: (slave veth0): Releasing backup interface
[  870.811594][ T5378] bond0 (unregistering): Released all slaves