[  840.838576] 8021q: adding VLAN 0 to HW filter on device bond0
[  840.842185] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  840.845793] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  840.849293] br0: port 1(veth0) entered blocking state
[  840.849356] br0: port 1(veth0) entered disabled state
[  840.849420] veth0: entered allmulticast mode
[  840.849514] veth0: entered promiscuous mode
[  840.853061] br0: port 2(veth1) entered blocking state
[  840.853090] br0: port 2(veth1) entered disabled state
[  840.853124] veth1: entered allmulticast mode
[  840.853165] veth1: entered promiscuous mode
[  841.218303] br0: port 1(veth0) entered blocking state
[  841.218391] br0: port 1(veth0) entered forwarding state
[  841.218472] br0: port 2(veth1) entered blocking state
[  841.218537] br0: port 2(veth1) entered forwarding state
[  842.889298] bond0: (slave veth1): link status definitely up
[  842.889364] bond0: (slave veth1): making interface the new active one
[  842.889418] bond0: active interface up!
[  842.904358] veth1: left allmulticast mode
[  842.904384] veth1: left promiscuous mode
[  842.904414] br0: port 2(veth1) entered disabled state
[  842.904538] veth0: left allmulticast mode
[  842.904558] veth0: left promiscuous mode
[  842.904581] br0: port 1(veth0) entered disabled state
[  842.908452] bond0: (slave veth1): Releasing backup interface
[  842.913071] bond0: (slave veth0): Releasing backup interface
[  842.947317] bond0 (unregistering): Released all slaves