[  873.947509] 8021q: adding VLAN 0 to HW filter on device bond0
[  873.951407] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.955251] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.959012] br0: port 1(veth0) entered blocking state
[  873.959046] br0: port 1(veth0) entered disabled state
[  873.959086] veth0: entered allmulticast mode
[  873.959143] veth0: entered promiscuous mode
[  873.962752] br0: port 2(veth1) entered blocking state
[  873.962818] br0: port 2(veth1) entered disabled state
[  873.962888] veth1: entered allmulticast mode
[  873.962999] veth1: entered promiscuous mode
[  874.288262] br0: port 1(veth0) entered blocking state
[  874.288365] br0: port 1(veth0) entered forwarding state
[  874.288452] br0: port 2(veth1) entered blocking state
[  874.288517] br0: port 2(veth1) entered forwarding state
[  875.977237] bond0: (slave veth1): link status definitely up
[  875.977356] bond0: (slave veth1): making interface the new active one
[  875.977460] bond0: active interface up!
[  876.040876] veth1: left allmulticast mode
[  876.040955] veth1: left promiscuous mode
[  876.041059] br0: port 2(veth1) entered disabled state
[  876.041189] veth0: left allmulticast mode
[  876.041268] veth0: left promiscuous mode
[  876.041345] br0: port 1(veth0) entered disabled state
[  876.050524] bond0: (slave veth1): Releasing backup interface
[  876.057363] bond0: (slave veth0): Releasing backup interface
[  876.083264] bond0 (unregistering): Released all slaves