[  840.853693] 8021q: adding VLAN 0 to HW filter on device bond0
[  840.857425] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  840.861125] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  840.864717] br0: port 1(veth0) entered blocking state
[  840.864749] br0: port 1(veth0) entered disabled state
[  840.864782] veth0: entered allmulticast mode
[  840.864838] veth0: entered promiscuous mode
[  840.868489] br0: port 2(veth1) entered blocking state
[  840.868518] br0: port 2(veth1) entered disabled state
[  840.868552] veth1: entered allmulticast mode
[  840.868604] veth1: entered promiscuous mode
[  841.087999] br0: port 1(veth0) entered blocking state
[  841.088049] br0: port 1(veth0) entered forwarding state
[  841.088095] br0: port 2(veth1) entered blocking state
[  841.088129] br0: port 2(veth1) entered forwarding state
[  842.878987] bond0: (slave veth1): link status definitely up
[  842.879084] bond0: (slave veth1): making interface the new active one
[  842.879143] bond0: active interface up!
[  842.927752] veth1: left allmulticast mode
[  842.927788] veth1: left promiscuous mode
[  842.927820] br0: port 2(veth1) entered disabled state
[  842.927896] veth0: left allmulticast mode
[  842.927920] veth0: left promiscuous mode
[  842.927963] br0: port 1(veth0) entered disabled state
[  842.935242] bond0: (slave veth1): Releasing backup interface
[  842.944123] bond0: (slave veth0): Releasing backup interface
[  842.976018] bond0 (unregistering): Released all slaves