[  853.026763][ T9400] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  853.125976][ T9401] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  853.209035][ T9402] br0: port 1(veth0) entered blocking state
[  853.209313][ T9402] br0: port 1(veth0) entered disabled state
[  853.209576][ T9402] veth0: entered allmulticast mode
[  853.210818][ T9402] veth0: entered promiscuous mode
[  853.315716][ T9403] br0: port 2(veth1) entered blocking state
[  853.316072][ T9403] br0: port 2(veth1) entered disabled state
[  853.316355][ T9403] veth1: entered allmulticast mode
[  853.317974][ T9403] veth1: entered promiscuous mode
[  853.839865][   T37] br0: port 1(veth0) entered blocking state
[  853.840186][   T37] br0: port 1(veth0) entered forwarding state
[  853.841213][   T37] br0: port 2(veth1) entered blocking state
[  853.841425][   T37] br0: port 2(veth1) entered forwarding state
[  855.011552][ T8654] bond0: (slave veth1): link status definitely up
[  855.011977][ T8654] bond0: (slave veth1): making interface the new active one
[  855.013278][ T8654] bond0: active interface up!
[  855.417914][ T8654] veth1: left allmulticast mode
[  855.418203][ T8654] veth1: left promiscuous mode
[  855.418547][ T8654] br0: port 2(veth1) entered disabled state
[  855.421131][ T8654] veth0: left allmulticast mode
[  855.421329][ T8654] veth0: left promiscuous mode
[  855.421622][ T8654] br0: port 1(veth0) entered disabled state
[  855.560577][ T8654] bond0: (slave veth1): Releasing backup interface
[  855.664458][ T8654] bond0: (slave veth0): Releasing backup interface
[  856.048653][ T8654] bond0 (unregistering): Released all slaves