[  770.349805] 8021q: adding VLAN 0 to HW filter on device bond0
[  770.353016] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  770.356100] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  770.359188] br0: port 1(veth0) entered blocking state
[  770.359220] br0: port 1(veth0) entered disabled state
[  770.359258] veth0: entered allmulticast mode
[  770.359310] veth0: entered promiscuous mode
[  770.362353] br0: port 2(veth1) entered blocking state
[  770.362419] br0: port 2(veth1) entered disabled state
[  770.362485] veth1: entered allmulticast mode
[  770.362580] veth1: entered promiscuous mode
[  771.387083] br0: port 1(veth0) entered blocking state
[  771.387167] br0: port 1(veth0) entered forwarding state
[  771.387249] br0: port 2(veth1) entered blocking state
[  771.387313] br0: port 2(veth1) entered forwarding state
[  773.435046] bond0: (slave veth0): link status definitely up
[  773.435155] bond0: (slave veth1): link status definitely up
[  773.435247] bond0: (slave veth0): making interface the new active one
[  773.435344] bond0: active interface up!
[  773.458280] veth1: left allmulticast mode
[  773.458345] veth1: left promiscuous mode
[  773.458408] br0: port 2(veth1) entered disabled state
[  773.458615] veth0: left allmulticast mode
[  773.458673] veth0: left promiscuous mode
[  773.458736] br0: port 1(veth0) entered disabled state
[  773.467218] bond0: (slave veth1): Releasing backup interface
[  773.470187] bond0: (slave veth0): Releasing backup interface
[  773.503084] bond0 (unregistering): Released all slaves