[  518.171061] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  518.184012] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  518.195479] br0: port 1(veth0) entered blocking state
[  518.195580] br0: port 1(veth0) entered disabled state
[  518.195637] veth0: entered allmulticast mode
[  518.195717] veth0: entered promiscuous mode
[  518.210052] br0: port 2(veth1) entered blocking state
[  518.210126] br0: port 2(veth1) entered disabled state
[  518.210201] veth1: entered allmulticast mode
[  518.210301] veth1: entered promiscuous mode
[  518.506582] br0: port 1(veth0) entered blocking state
[  518.506644] br0: port 1(veth0) entered forwarding state
[  518.506713] br0: port 2(veth1) entered blocking state
[  518.506756] br0: port 2(veth1) entered forwarding state
[  520.186551] bond0: (slave veth1): link status definitely up
[  520.186618] bond0: (slave veth1): making interface the new active one
[  520.186694] bond0: active interface up!
[  520.210783] veth1: left allmulticast mode
[  520.210842] veth1: left promiscuous mode
[  520.210894] br0: port 2(veth1) entered disabled state
[  520.211016] veth0: left allmulticast mode
[  520.211058] veth0: left promiscuous mode
[  520.211105] br0: port 1(veth0) entered disabled state
[  520.231863] bond0: (slave veth1): Releasing backup interface
[  520.240724] bond0: (slave veth0): Releasing backup interface