[  845.841614][ T9545] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  845.944998][ T9546] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  846.029779][ T9547] br0: port 1(veth0) entered blocking state
[  846.030127][ T9547] br0: port 1(veth0) entered disabled state
[  846.030420][ T9547] veth0: entered allmulticast mode
[  846.032434][ T9547] veth0: entered promiscuous mode
[  846.127099][ T9548] br0: port 2(veth1) entered blocking state
[  846.127377][ T9548] br0: port 2(veth1) entered disabled state
[  846.127612][ T9548] veth1: entered allmulticast mode
[  846.128957][ T9548] veth1: entered promiscuous mode
[  846.921790][  T560] br0: port 1(veth0) entered blocking state
[  846.922140][  T560] br0: port 1(veth0) entered forwarding state
[  846.923206][  T560] br0: port 2(veth1) entered blocking state
[  846.923448][  T560] br0: port 2(veth1) entered forwarding state
[  848.841686][ T8807] bond0: (slave veth0): link status definitely up
[  848.842430][ T8807] bond0: (slave veth1): link status definitely up
[  848.842666][ T8807] bond0: (slave veth0): making interface the new active one
[  848.844252][ T8807] bond0: active interface up!
[  849.145304][ T8807] veth1: left allmulticast mode
[  849.145531][ T8807] veth1: left promiscuous mode
[  849.145832][ T8807] br0: port 2(veth1) entered disabled state
[  849.147187][ T8807] veth0: left allmulticast mode
[  849.147363][ T8807] veth0: left promiscuous mode
[  849.147637][ T8807] br0: port 1(veth0) entered disabled state
[  849.356894][ T8807] bond0: (slave veth1): Releasing backup interface
[  849.473857][ T8807] bond0: (slave veth0): Releasing backup interface
[  849.816308][ T8807] bond0 (unregistering): Released all slaves