[  538.708001] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  538.718873] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  538.729284] br0: port 1(veth0) entered blocking state
[  538.729340] br0: port 1(veth0) entered disabled state
[  538.729384] veth0: entered allmulticast mode
[  538.729463] veth0: entered promiscuous mode
[  538.740100] br0: port 2(veth1) entered blocking state
[  538.740166] br0: port 2(veth1) entered disabled state
[  538.740199] veth1: entered allmulticast mode
[  538.740266] veth1: entered promiscuous mode
[  538.786540] br0: port 1(veth0) entered blocking state
[  538.786617] br0: port 1(veth0) entered forwarding state
[  538.786697] br0: port 2(veth1) entered blocking state
[  538.786747] br0: port 2(veth1) entered forwarding state
[  540.729563] bond0: (slave veth1): link status definitely up
[  540.729659] bond0: (slave veth1): making interface the new active one
[  540.729712] bond0: active interface up!
[  540.781684] veth1: left allmulticast mode
[  540.781736] veth1: left promiscuous mode
[  540.781782] br0: port 2(veth1) entered disabled state
[  540.781894] veth0: left allmulticast mode
[  540.781929] veth0: left promiscuous mode
[  540.781967] br0: port 1(veth0) entered disabled state
[  540.809721] bond0: (slave veth1): Releasing backup interface
[  540.830714] bond0: (slave veth0): Releasing backup interface