[  866.924253][ T9634] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  867.030691][ T9635] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  867.108720][ T9636] br0: port 1(veth0) entered blocking state
[  867.108991][ T9636] br0: port 1(veth0) entered disabled state
[  867.109263][ T9636] veth0: entered allmulticast mode
[  867.110478][ T9636] veth0: entered promiscuous mode
[  867.217893][ T9637] br0: port 2(veth1) entered blocking state
[  867.218181][ T9637] br0: port 2(veth1) entered disabled state
[  867.218449][ T9637] veth1: entered allmulticast mode
[  867.219655][ T9637] veth1: entered promiscuous mode
[  867.669637][ T1212] br0: port 1(veth0) entered blocking state
[  867.669905][ T1212] br0: port 1(veth0) entered forwarding state
[  867.670875][ T1212] br0: port 2(veth1) entered blocking state
[  867.671112][ T1212] br0: port 2(veth1) entered forwarding state
[  868.869640][  T274] bond0: (slave veth1): link status definitely up
[  868.870067][  T274] bond0: (slave veth1): making interface the new active one
[  868.878525][  T274] bond0: active interface up!
[  869.267013][  T274] veth1: left allmulticast mode
[  869.267328][  T274] veth1: left promiscuous mode
[  869.267742][  T274] br0: port 2(veth1) entered disabled state
[  869.279622][  T274] veth0: left allmulticast mode
[  869.279821][  T274] veth0: left promiscuous mode
[  869.280128][  T274] br0: port 1(veth0) entered disabled state
[  869.464782][  T274] bond0: (slave veth1): Releasing backup interface
[  869.669920][  T274] bond0: (slave veth0): Releasing backup interface
[  870.104911][  T274] bond0 (unregistering): Released all slaves