[  874.084581] 8021q: adding VLAN 0 to HW filter on device bond0
[  874.088264] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  874.091914] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  874.095511] br0: port 1(veth0) entered blocking state
[  874.095553] br0: port 1(veth0) entered disabled state
[  874.095585] veth0: entered allmulticast mode
[  874.095643] veth0: entered promiscuous mode
[  874.099183] br0: port 2(veth1) entered blocking state
[  874.099226] br0: port 2(veth1) entered disabled state
[  874.099253] veth1: entered allmulticast mode
[  874.099308] veth1: entered promiscuous mode
[  875.084426] br0: port 1(veth0) entered blocking state
[  875.084482] br0: port 1(veth0) entered forwarding state
[  875.084526] br0: port 2(veth1) entered blocking state
[  875.084557] br0: port 2(veth1) entered forwarding state
[  876.172398] bond0: (slave veth1): link status definitely up
[  876.172499] bond0: (slave veth1): making interface the new active one
[  876.172554] bond0: active interface up!
[  876.271336] veth1: left allmulticast mode
[  876.271380] veth1: left promiscuous mode
[  876.271443] br0: port 2(veth1) entered disabled state
[  876.271562] veth0: left allmulticast mode
[  876.271595] veth0: left promiscuous mode
[  876.271623] br0: port 1(veth0) entered disabled state
[  876.281571] bond0: (slave veth1): Releasing backup interface
[  876.286490] bond0: (slave veth0): Releasing backup interface
[  876.315426] bond0 (unregistering): Released all slaves