[  520.186079] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.201694] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.218456] br0: port 1(veth0) entered blocking state
[  520.218539] br0: port 1(veth0) entered disabled state
[  520.218600] veth0: entered allmulticast mode
[  520.218684] veth0: entered promiscuous mode
[  520.234094] br0: port 2(veth1) entered blocking state
[  520.234149] br0: port 2(veth1) entered disabled state
[  520.234184] veth1: entered allmulticast mode
[  520.234246] veth1: entered promiscuous mode
[  520.288553] br0: port 1(veth0) entered blocking state
[  520.288618] br0: port 1(veth0) entered forwarding state
[  520.288679] br0: port 2(veth1) entered blocking state
[  520.288710] br0: port 2(veth1) entered forwarding state
[  522.231589] bond0: (slave veth1): link status definitely up
[  522.231717] bond0: (slave veth1): making interface the new active one
[  522.231786] bond0: active interface up!
[  522.332963] veth1: left allmulticast mode
[  522.333020] veth1: left promiscuous mode
[  522.333069] br0: port 2(veth1) entered disabled state
[  522.333194] veth0: left allmulticast mode
[  522.333246] veth0: left promiscuous mode
[  522.333313] br0: port 1(veth0) entered disabled state
[  522.357139] bond0: (slave veth1): Releasing backup interface
[  522.364760] bond0: (slave veth0): Releasing backup interface
[  522.385859] bond0 (unregistering): Released all slaves