[  829.816211][ T9495] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  829.903571][ T9496] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  829.978168][ T9497] br0: port 1(veth0) entered blocking state
[  829.978428][ T9497] br0: port 1(veth0) entered disabled state
[  829.979160][ T9497] veth0: entered allmulticast mode
[  829.980381][ T9497] veth0: entered promiscuous mode
[  830.075314][ T9498] br0: port 2(veth1) entered blocking state
[  830.075654][ T9498] br0: port 2(veth1) entered disabled state
[  830.075888][ T9498] veth1: entered allmulticast mode
[  830.077073][ T9498] veth1: entered promiscuous mode
[  830.971217][ T8866] br0: port 1(veth0) entered blocking state
[  830.971470][ T8866] br0: port 1(veth0) entered forwarding state
[  830.972418][ T8866] br0: port 2(veth1) entered blocking state
[  830.972626][ T8866] br0: port 2(veth1) entered forwarding state
[  832.762026][ T8638] bond0: (slave veth0): link status definitely up
[  832.762664][ T8638] bond0: (slave veth1): link status definitely up
[  832.762845][ T8638] bond0: (slave veth0): making interface the new active one
[  832.764216][ T8638] bond0: active interface up!
[  833.047601][ T8638] veth1: left allmulticast mode
[  833.047825][ T8638] veth1: left promiscuous mode
[  833.048128][ T8638] br0: port 2(veth1) entered disabled state
[  833.050243][ T8638] veth0: left allmulticast mode
[  833.050417][ T8638] veth0: left promiscuous mode
[  833.050694][ T8638] br0: port 1(veth0) entered disabled state
[  833.232291][ T8638] bond0: (slave veth1): Releasing backup interface
[  833.418265][ T8638] bond0: (slave veth0): Releasing backup interface
[  833.795503][ T8638] bond0 (unregistering): Released all slaves