[  755.971209] 8021q: adding VLAN 0 to HW filter on device bond0
[  755.974026] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  755.976896] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  755.979693] br0: port 1(veth0) entered blocking state
[  755.979735] br0: port 1(veth0) entered disabled state
[  755.979769] veth0: entered allmulticast mode
[  755.979823] veth0: entered promiscuous mode
[  755.982555] br0: port 2(veth1) entered blocking state
[  755.982623] br0: port 2(veth1) entered disabled state
[  755.982699] veth1: entered allmulticast mode
[  755.982796] veth1: entered promiscuous mode
[  756.445918] br0: port 1(veth0) entered blocking state
[  756.446004] br0: port 1(veth0) entered forwarding state
[  756.446097] br0: port 2(veth1) entered blocking state
[  756.446163] br0: port 2(veth1) entered forwarding state
[  757.998907] bond0: (slave veth1): link status definitely up
[  757.998983] bond0: (slave veth1): making interface the new active one
[  757.999035] bond0: active interface up!
[  758.100865] veth1: left allmulticast mode
[  758.100920] veth1: left promiscuous mode
[  758.100946] br0: port 2(veth1) entered disabled state
[  758.101137] veth0: left allmulticast mode
[  758.101165] veth0: left promiscuous mode
[  758.101197] br0: port 1(veth0) entered disabled state
[  758.124033] bond0: (slave veth1): Releasing backup interface
[  758.136057] bond0: (slave veth0): Releasing backup interface