[  880.454643] 8021q: adding VLAN 0 to HW filter on device bond0
[  880.458750] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  880.462777] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  880.466543] br0: port 1(veth0) entered blocking state
[  880.466613] br0: port 1(veth0) entered disabled state
[  880.466685] veth0: entered allmulticast mode
[  880.466777] veth0: entered promiscuous mode
[  880.470797] br0: port 2(veth1) entered blocking state
[  880.470832] br0: port 2(veth1) entered disabled state
[  880.470866] veth1: entered allmulticast mode
[  880.470935] veth1: entered promiscuous mode
[  881.471024] br0: port 1(veth0) entered blocking state
[  881.471084] br0: port 1(veth0) entered forwarding state
[  881.471129] br0: port 2(veth1) entered blocking state
[  881.471160] br0: port 2(veth1) entered forwarding state
[  882.495022] bond0: (slave veth0): link status definitely up
[  882.495118] bond0: (slave veth1): link status definitely up
[  882.495199] bond0: (slave veth0): making interface the new active one
[  882.495280] bond0: active interface up!
[  882.563590] veth1: left allmulticast mode
[  882.563637] veth1: left promiscuous mode
[  882.563670] br0: port 2(veth1) entered disabled state
[  882.563750] veth0: left allmulticast mode
[  882.563773] veth0: left promiscuous mode
[  882.563800] br0: port 1(veth0) entered disabled state
[  882.572302] bond0: (slave veth1): Releasing backup interface
[  882.575194] bond0: (slave veth0): Releasing backup interface
[  882.602090] bond0 (unregistering): Released all slaves