[  756.581010] 8021q: adding VLAN 0 to HW filter on device bond0
[  756.592585] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  756.603326] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  756.614490] br0: port 1(veth0) entered blocking state
[  756.614569] br0: port 1(veth0) entered disabled state
[  756.614640] veth0: entered allmulticast mode
[  756.614728] veth0: entered promiscuous mode
[  756.626032] br0: port 2(veth1) entered blocking state
[  756.626110] br0: port 2(veth1) entered disabled state
[  756.626167] veth1: entered allmulticast mode
[  756.626263] veth1: entered promiscuous mode
[  756.637318] br0: port 1(veth0) entered blocking state
[  756.637377] br0: port 1(veth0) entered forwarding state
[  757.685203] br0: port 2(veth1) entered blocking state
[  757.685293] br0: port 2(veth1) entered forwarding state
[  759.669177] bond0: (slave veth0): link status definitely up
[  759.669271] bond0: (slave veth1): link status definitely up
[  759.669333] bond0: (slave veth0): making interface the new active one
[  759.669425] bond0: active interface up!
[  759.808778] veth1: left allmulticast mode
[  759.808849] veth1: left promiscuous mode
[  759.808909] br0: port 2(veth1) entered disabled state
[  759.809043] veth0: left allmulticast mode
[  759.809086] veth0: left promiscuous mode
[  759.809138] br0: port 1(veth0) entered disabled state
[  759.828476] bond0: (slave veth1): Releasing backup interface
[  759.834424] bond0: (slave veth0): Releasing backup interface
[  759.859479] bond0 (unregistering): Released all slaves