[  771.391025] 8021q: adding VLAN 0 to HW filter on device bond0
[  771.394521] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  771.397932] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  771.401311] br0: port 1(veth0) entered blocking state
[  771.401346] br0: port 1(veth0) entered disabled state
[  771.401379] veth0: entered allmulticast mode
[  771.401438] veth0: entered promiscuous mode
[  771.404821] br0: port 2(veth1) entered blocking state
[  771.404900] br0: port 2(veth1) entered disabled state
[  771.404981] veth1: entered allmulticast mode
[  771.405091] veth1: entered promiscuous mode
[  771.449568] br0: port 1(veth0) entered blocking state
[  771.449651] br0: port 1(veth0) entered forwarding state
[  771.449751] br0: port 2(veth1) entered blocking state
[  771.449827] br0: port 2(veth1) entered forwarding state
[  773.433571] bond0: (slave veth1): link status definitely up
[  773.433669] bond0: (slave veth1): making interface the new active one
[  773.433728] bond0: active interface up!
[  773.448110] veth1: left allmulticast mode
[  773.448148] veth1: left promiscuous mode
[  773.448177] br0: port 2(veth1) entered disabled state
[  773.448269] veth0: left allmulticast mode
[  773.448291] veth0: left promiscuous mode
[  773.448319] br0: port 1(veth0) entered disabled state
[  773.467722] bond0: (slave veth1): Releasing backup interface
[  773.473747] bond0: (slave veth0): Releasing backup interface
[  773.500706] bond0 (unregistering): Released all slaves