[  873.632786] 8021q: adding VLAN 0 to HW filter on device bond0
[  873.636375] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.640223] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.643986] br0: port 1(veth0) entered blocking state
[  873.644019] br0: port 1(veth0) entered disabled state
[  873.644056] veth0: entered allmulticast mode
[  873.644114] veth0: entered promiscuous mode
[  873.647797] br0: port 2(veth1) entered blocking state
[  873.647867] br0: port 2(veth1) entered disabled state
[  873.647935] veth1: entered allmulticast mode
[  873.648029] veth1: entered promiscuous mode
[  874.626556] br0: port 1(veth0) entered blocking state
[  874.626653] br0: port 1(veth0) entered forwarding state
[  874.626745] br0: port 2(veth1) entered blocking state
[  874.626814] br0: port 2(veth1) entered forwarding state
[  875.714528] bond0: (slave veth1): link status definitely up
[  875.714621] bond0: (slave veth1): making interface the new active one
[  875.714681] bond0: active interface up!
[  875.822575] veth1: left allmulticast mode
[  875.822607] veth1: left promiscuous mode
[  875.822643] br0: port 2(veth1) entered disabled state
[  875.822755] veth0: left allmulticast mode
[  875.822775] veth0: left promiscuous mode
[  875.822802] br0: port 1(veth0) entered disabled state
[  875.829875] bond0: (slave veth1): Releasing backup interface
[  875.842683] bond0: (slave veth0): Releasing backup interface
[  875.874579] bond0 (unregistering): Released all slaves