[  771.466065] 8021q: adding VLAN 0 to HW filter on device bond0
[  771.469080] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  771.472079] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  771.475050] br0: port 1(veth0) entered blocking state
[  771.475083] br0: port 1(veth0) entered disabled state
[  771.475118] veth0: entered allmulticast mode
[  771.475170] veth0: entered promiscuous mode
[  771.478122] br0: port 2(veth1) entered blocking state
[  771.478190] br0: port 2(veth1) entered disabled state
[  771.478257] veth1: entered allmulticast mode
[  771.478347] veth1: entered promiscuous mode
[  771.864545] br0: port 1(veth0) entered blocking state
[  771.864617] br0: port 1(veth0) entered forwarding state
[  771.864701] br0: port 2(veth1) entered blocking state
[  771.864763] br0: port 2(veth1) entered forwarding state
[  773.496625] bond0: (slave veth1): link status definitely up
[  773.496713] bond0: (slave veth1): making interface the new active one
[  773.496769] bond0: active interface up!
[  773.506308] veth1: left allmulticast mode
[  773.506347] veth1: left promiscuous mode
[  773.506409] br0: port 2(veth1) entered disabled state
[  773.506501] veth0: left allmulticast mode
[  773.506563] veth0: left promiscuous mode
[  773.506596] br0: port 1(veth0) entered disabled state
[  773.525671] bond0: (slave veth1): Releasing backup interface
[  773.534644] bond0: (slave veth0): Releasing backup interface
[  773.567601] bond0 (unregistering): Released all slaves