[  519.275791] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  519.290762] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  519.307756] br0: port 1(veth0) entered blocking state
[  519.307831] br0: port 1(veth0) entered disabled state
[  519.307886] veth0: entered allmulticast mode
[  519.307967] veth0: entered promiscuous mode
[  519.322690] br0: port 2(veth1) entered blocking state
[  519.322760] br0: port 2(veth1) entered disabled state
[  519.322814] veth1: entered allmulticast mode
[  519.322895] veth1: entered promiscuous mode
[  520.247630] br0: port 1(veth0) entered blocking state
[  520.247740] br0: port 1(veth0) entered forwarding state
[  520.247806] br0: port 2(veth1) entered blocking state
[  520.247855] br0: port 2(veth1) entered forwarding state
[  521.335684] bond0: (slave veth1): link status definitely up
[  521.335828] bond0: (slave veth1): making interface the new active one
[  521.335912] bond0: active interface up!
[  521.428590] veth1: left allmulticast mode
[  521.428658] veth1: left promiscuous mode
[  521.428718] br0: port 2(veth1) entered disabled state
[  521.428847] veth0: left allmulticast mode
[  521.428897] veth0: left promiscuous mode
[  521.428957] br0: port 1(veth0) entered disabled state
[  521.453059] bond0: (slave veth1): Releasing backup interface
[  521.457820] bond0: (slave veth0): Releasing backup interface
[  521.481842] bond0 (unregistering): Released all slaves