[  512.867510] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.876745] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.886750] br0: port 1(veth0) entered blocking state
[  512.886808] br0: port 1(veth0) entered disabled state
[  512.886870] veth0: entered allmulticast mode
[  512.886942] veth0: entered promiscuous mode
[  512.896382] br0: port 2(veth1) entered blocking state
[  512.896477] br0: port 2(veth1) entered disabled state
[  512.896537] veth1: entered allmulticast mode
[  512.896626] veth1: entered promiscuous mode
[  513.855271] br0: port 1(veth0) entered blocking state
[  513.855427] br0: port 1(veth0) entered forwarding state
[  513.855519] br0: port 2(veth1) entered blocking state
[  513.855581] br0: port 2(veth1) entered forwarding state
[  514.943234] bond0: (slave veth1): link status definitely up
[  514.943312] bond0: (slave veth1): making interface the new active one
[  514.943385] bond0: active interface up!
[  515.055232] veth1: left allmulticast mode
[  515.055317] veth1: left promiscuous mode
[  515.055373] br0: port 2(veth1) entered disabled state
[  515.055511] veth0: left allmulticast mode
[  515.055570] veth0: left promiscuous mode
[  515.055619] br0: port 1(veth0) entered disabled state
[  515.073480] bond0: (slave veth1): Releasing backup interface
[  515.084341] bond0: (slave veth0): Releasing backup interface
[  515.117416] bond0 (unregistering): Released all slaves