[   15.218304] bond0: (slave veth0): Enslaving as a backup interface with a down link
[   15.231237] bond0: (slave veth1): Enslaving as a backup interface with a down link
[   15.244513] br0: port 1(veth0) entered blocking state
[   15.244584] br0: port 1(veth0) entered disabled state
[   15.244677] veth0: entered allmulticast mode
[   15.244774] veth0: entered promiscuous mode
[   15.256575] br0: port 2(veth1) entered blocking state
[   15.256632] br0: port 2(veth1) entered disabled state
[   15.256691] veth1: entered allmulticast mode
[   15.256774] veth1: entered promiscuous mode
[   16.187748] br0: port 1(veth0) entered blocking state
[   16.187872] br0: port 1(veth0) entered forwarding state
[   16.187951] br0: port 2(veth1) entered blocking state
[   16.188001] br0: port 2(veth1) entered forwarding state
[   17.276680] bond0: (slave veth1): link status definitely up
[   17.276761] bond0: (slave veth1): making interface the new active one
[   17.276849] bond0: active interface up!
[   17.437042] veth1: left allmulticast mode
[   17.437104] veth1: left promiscuous mode
[   17.437162] br0: port 2(veth1) entered disabled state
[   17.437281] veth0: left allmulticast mode
[   17.437325] veth0: left promiscuous mode
[   17.437371] br0: port 1(veth0) entered disabled state
[   17.463931] bond0: (slave veth1): Releasing backup interface
[   17.470867] bond0: (slave veth0): Releasing backup interface
[   17.506871] bond0 (unregistering): Released all slaves