[  850.795005][ T9296] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  850.880504][ T9297] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  850.992038][ T9298] br0: port 1(veth0) entered blocking state
[  850.993086][ T9298] br0: port 1(veth0) entered disabled state
[  850.993531][ T9298] veth0: entered allmulticast mode
[  850.995548][ T9298] veth0: entered promiscuous mode
[  851.087174][ T9299] br0: port 2(veth1) entered blocking state
[  851.087472][ T9299] br0: port 2(veth1) entered disabled state
[  851.087725][ T9299] veth1: entered allmulticast mode
[  851.088977][ T9299] veth1: entered promiscuous mode
[  851.979775][  T157] br0: port 1(veth0) entered blocking state
[  851.980035][  T157] br0: port 1(veth0) entered forwarding state
[  851.981036][  T157] br0: port 2(veth1) entered blocking state
[  851.981249][  T157] br0: port 2(veth1) entered forwarding state
[  853.769783][   T11] bond0: (slave veth0): link status definitely up
[  853.770378][   T11] bond0: (slave veth1): link status definitely up
[  853.770555][   T11] bond0: (slave veth0): making interface the new active one
[  853.771776][   T11] bond0: active interface up!
[  854.123493][   T11] veth1: left allmulticast mode
[  854.123717][   T11] veth1: left promiscuous mode
[  854.124027][   T11] br0: port 2(veth1) entered disabled state
[  854.125554][   T11] veth0: left allmulticast mode
[  854.125727][   T11] veth0: left promiscuous mode
[  854.126000][   T11] br0: port 1(veth0) entered disabled state
[  854.287055][   T11] bond0: (slave veth1): Releasing backup interface
[  854.483064][   T11] bond0: (slave veth0): Releasing backup interface
[  854.842186][   T11] bond0 (unregistering): Released all slaves