[  512.229672] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.242103] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.255407] br0: port 1(veth0) entered blocking state
[  512.255527] br0: port 1(veth0) entered disabled state
[  512.255608] veth0: entered allmulticast mode
[  512.255724] veth0: entered promiscuous mode
[  512.268055] br0: port 2(veth1) entered blocking state
[  512.268135] br0: port 2(veth1) entered disabled state
[  512.268193] veth1: entered allmulticast mode
[  512.268285] veth1: entered promiscuous mode
[  512.484122] br0: port 1(veth0) entered blocking state
[  512.484243] br0: port 1(veth0) entered forwarding state
[  512.484330] br0: port 2(veth1) entered blocking state
[  512.484379] br0: port 2(veth1) entered forwarding state
[  514.292174] bond0: (slave veth1): link status definitely up
[  514.292305] bond0: (slave veth1): making interface the new active one
[  514.292398] bond0: active interface up!
[  514.394624] veth1: left allmulticast mode
[  514.394709] veth1: left promiscuous mode
[  514.394775] br0: port 2(veth1) entered disabled state
[  514.394949] veth0: left allmulticast mode
[  514.395032] veth0: left promiscuous mode
[  514.395083] br0: port 1(veth0) entered disabled state
[  514.428507] bond0: (slave veth1): Releasing backup interface
[  514.439401] bond0: (slave veth0): Releasing backup interface