[  512.709989] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.719777] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.730849] br0: port 1(veth0) entered blocking state
[  512.730951] br0: port 1(veth0) entered disabled state
[  512.731031] veth0: entered allmulticast mode
[  512.731149] veth0: entered promiscuous mode
[  512.741385] br0: port 2(veth1) entered blocking state
[  512.741461] br0: port 2(veth1) entered disabled state
[  512.741509] veth1: entered allmulticast mode
[  512.741580] veth1: entered promiscuous mode
[  513.201198] br0: port 1(veth0) entered blocking state
[  513.201315] br0: port 1(veth0) entered forwarding state
[  513.201401] br0: port 2(veth1) entered blocking state
[  513.201452] br0: port 2(veth1) entered forwarding state
[  514.753171] bond0: (slave veth1): link status definitely up
[  514.753264] bond0: (slave veth1): making interface the new active one
[  514.753331] bond0: active interface up!
[  514.871852] veth1: left allmulticast mode
[  514.871912] veth1: left promiscuous mode
[  514.871978] br0: port 2(veth1) entered disabled state
[  514.872135] veth0: left allmulticast mode
[  514.872182] veth0: left promiscuous mode
[  514.872227] br0: port 1(veth0) entered disabled state
[  514.888436] bond0: (slave veth1): Releasing backup interface
[  514.897396] bond0: (slave veth0): Releasing backup interface