[  512.820725] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.830927] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.841780] br0: port 1(veth0) entered blocking state
[  512.841880] br0: port 1(veth0) entered disabled state
[  512.841957] veth0: entered allmulticast mode
[  512.842066] veth0: entered promiscuous mode
[  512.853254] br0: port 2(veth1) entered blocking state
[  512.853355] br0: port 2(veth1) entered disabled state
[  512.853426] veth1: entered allmulticast mode
[  512.853524] veth1: entered promiscuous mode
[  513.853303] br0: port 1(veth0) entered blocking state
[  513.853472] br0: port 1(veth0) entered forwarding state
[  513.853612] br0: port 2(veth1) entered blocking state
[  513.853690] br0: port 2(veth1) entered forwarding state
[  514.877233] bond0: (slave veth1): link status definitely up
[  514.877320] bond0: (slave veth1): making interface the new active one
[  514.877408] bond0: active interface up!
[  514.986611] veth1: left allmulticast mode
[  514.986771] veth1: left promiscuous mode
[  514.986877] br0: port 2(veth1) entered disabled state
[  514.987086] veth0: left allmulticast mode
[  514.987187] veth0: left promiscuous mode
[  514.987270] br0: port 1(veth0) entered disabled state
[  515.021544] bond0: (slave veth1): Releasing backup interface
[  515.026636] bond0: (slave veth0): Releasing backup interface
[  515.078579] bond0 (unregistering): Released all slaves