[  825.306611][ T9398] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  825.409916][ T9399] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  825.512113][ T9400] br0: port 1(veth0) entered blocking state
[  825.512417][ T9400] br0: port 1(veth0) entered disabled state
[  825.512687][ T9400] veth0: entered allmulticast mode
[  825.513898][ T9400] veth0: entered promiscuous mode
[  825.606827][ T9401] br0: port 2(veth1) entered blocking state
[  825.607132][ T9401] br0: port 2(veth1) entered disabled state
[  825.607365][ T9401] veth1: entered allmulticast mode
[  825.609086][ T9401] veth1: entered promiscuous mode
[  826.137308][ T8859] br0: port 1(veth0) entered blocking state
[  826.137710][ T8859] br0: port 1(veth0) entered forwarding state
[  826.138793][ T8859] br0: port 2(veth1) entered blocking state
[  826.139029][ T8859] br0: port 2(veth1) entered forwarding state
[  827.257098][  T878] bond0: (slave veth1): link status definitely up
[  827.257522][  T878] bond0: (slave veth1): making interface the new active one
[  827.258607][  T878] bond0: active interface up!
[  827.599062][  T878] veth1: left allmulticast mode
[  827.599264][  T878] veth1: left promiscuous mode
[  827.599609][  T878] br0: port 2(veth1) entered disabled state
[  827.601793][  T878] veth0: left allmulticast mode
[  827.601960][  T878] veth0: left promiscuous mode
[  827.602289][  T878] br0: port 1(veth0) entered disabled state
[  827.739966][  T878] bond0: (slave veth1): Releasing backup interface
[  827.857732][  T878] bond0: (slave veth0): Releasing backup interface
[  828.193523][  T878] bond0 (unregistering): Released all slaves