[  771.511010] 8021q: adding VLAN 0 to HW filter on device bond0
[  771.514040] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  771.517083] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  771.520009] br0: port 1(veth0) entered blocking state
[  771.520051] br0: port 1(veth0) entered disabled state
[  771.520089] veth0: entered allmulticast mode
[  771.520197] veth0: entered promiscuous mode
[  771.523151] br0: port 2(veth1) entered blocking state
[  771.523215] br0: port 2(veth1) entered disabled state
[  771.523281] veth1: entered allmulticast mode
[  771.523370] veth1: entered promiscuous mode
[  771.571849] br0: port 1(veth0) entered blocking state
[  771.571917] br0: port 1(veth0) entered forwarding state
[  771.572002] br0: port 2(veth1) entered blocking state
[  771.572067] br0: port 2(veth1) entered forwarding state
[  773.561907] bond0: (slave veth1): link status definitely up
[  773.561990] bond0: (slave veth1): making interface the new active one
[  773.562051] bond0: active interface up!
[  773.570814] veth1: left allmulticast mode
[  773.570854] veth1: left promiscuous mode
[  773.570887] br0: port 2(veth1) entered disabled state
[  773.570979] veth0: left allmulticast mode
[  773.571000] veth0: left promiscuous mode
[  773.571024] br0: port 1(veth0) entered disabled state
[  773.581028] bond0: (slave veth1): Releasing backup interface
[  773.583009] bond0: (slave veth0): Releasing backup interface
[  773.631957] bond0 (unregistering): Released all slaves