[  853.963985][ T9391] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  854.065061][ T9392] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  854.140488][ T9393] br0: port 1(veth0) entered blocking state
[  854.140822][ T9393] br0: port 1(veth0) entered disabled state
[  854.141071][ T9393] veth0: entered allmulticast mode
[  854.142253][ T9393] veth0: entered promiscuous mode
[  854.239683][ T9394] br0: port 2(veth1) entered blocking state
[  854.240058][ T9394] br0: port 2(veth1) entered disabled state
[  854.240311][ T9394] veth1: entered allmulticast mode
[  854.241605][ T9394] veth1: entered promiscuous mode
[  854.719760][ T4759] br0: port 1(veth0) entered blocking state
[  854.720145][ T4759] br0: port 1(veth0) entered forwarding state
[  854.721178][ T4759] br0: port 2(veth1) entered blocking state
[  854.721437][ T4759] br0: port 2(veth1) entered forwarding state
[  855.953911][  T268] bond0: (slave veth1): link status definitely up
[  855.954487][  T268] bond0: (slave veth1): making interface the new active one
[  855.955860][  T268] bond0: active interface up!
[  856.319201][  T268] veth1: left allmulticast mode
[  856.319531][  T268] veth1: left promiscuous mode
[  856.319979][  T268] br0: port 2(veth1) entered disabled state
[  856.323348][  T268] veth0: left allmulticast mode
[  856.323660][  T268] veth0: left promiscuous mode
[  856.324080][  T268] br0: port 1(veth0) entered disabled state
[  856.490911][  T268] bond0: (slave veth1): Releasing backup interface
[  856.617129][  T268] bond0: (slave veth0): Releasing backup interface
[  856.982702][  T268] bond0 (unregistering): Released all slaves