[  856.375885][ T9816] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  856.481244][ T9817] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  856.560035][ T9818] br0: port 1(veth0) entered blocking state
[  856.560420][ T9818] br0: port 1(veth0) entered disabled state
[  856.560697][ T9818] veth0: entered allmulticast mode
[  856.561966][ T9818] veth0: entered promiscuous mode
[  856.672269][ T9819] br0: port 2(veth1) entered blocking state
[  856.672535][ T9819] br0: port 2(veth1) entered disabled state
[  856.672776][ T9819] veth1: entered allmulticast mode
[  856.673963][ T9819] veth1: entered promiscuous mode
[  857.108933][  T136] br0: port 1(veth0) entered blocking state
[  857.109236][  T136] br0: port 1(veth0) entered forwarding state
[  857.112148][  T136] br0: port 2(veth1) entered blocking state
[  857.112482][  T136] br0: port 2(veth1) entered forwarding state
[  858.301787][ T8774] bond0: (slave veth1): link status definitely up
[  858.302668][ T8774] bond0: (slave veth1): making interface the new active one
[  858.303698][ T8774] bond0: active interface up!
[  858.870192][ T8774] veth1: left allmulticast mode
[  858.870811][ T8774] veth1: left promiscuous mode
[  858.871134][ T8774] br0: port 2(veth1) entered disabled state
[  858.873888][ T8774] veth0: left allmulticast mode
[  858.874142][ T8774] veth0: left promiscuous mode
[  858.874461][ T8774] br0: port 1(veth0) entered disabled state
[  859.075287][ T8774] bond0: (slave veth1): Releasing backup interface
[  859.244944][ T8774] bond0: (slave veth0): Releasing backup interface
[  859.618710][ T8774] bond0 (unregistering): Released all slaves