[  866.914981][ T9543] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  867.016469][ T9544] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  867.103006][ T9545] br0: port 1(veth0) entered blocking state
[  867.103375][ T9545] br0: port 1(veth0) entered disabled state
[  867.103625][ T9545] veth0: entered allmulticast mode
[  867.104828][ T9545] veth0: entered promiscuous mode
[  867.196756][ T9546] br0: port 2(veth1) entered blocking state
[  867.197101][ T9546] br0: port 2(veth1) entered disabled state
[  867.197429][ T9546] veth1: entered allmulticast mode
[  867.198866][ T9546] veth1: entered promiscuous mode
[  867.658846][   T40] br0: port 1(veth0) entered blocking state
[  867.659156][   T40] br0: port 1(veth0) entered forwarding state
[  867.660149][   T40] br0: port 2(veth1) entered blocking state
[  867.660480][   T40] br0: port 2(veth1) entered forwarding state
[  868.882512][   T12] bond0: (slave veth1): link status definitely up
[  868.882946][   T12] bond0: (slave veth1): making interface the new active one
[  868.884252][   T12] bond0: active interface up!
[  869.336557][ T8758] veth1: left allmulticast mode
[  869.336809][ T8758] veth1: left promiscuous mode
[  869.337182][ T8758] br0: port 2(veth1) entered disabled state
[  869.339265][ T8758] veth0: left allmulticast mode
[  869.339478][ T8758] veth0: left promiscuous mode
[  869.339776][ T8758] br0: port 1(veth0) entered disabled state
[  869.521499][ T8758] bond0: (slave veth1): Releasing backup interface
[  869.727580][ T8758] bond0: (slave veth0): Releasing backup interface
[  870.146530][ T8758] bond0 (unregistering): Released all slaves