[  870.426886] 8021q: adding VLAN 0 to HW filter on device bond0
[  870.429952] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  870.432979] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  870.435995] br0: port 1(veth0) entered blocking state
[  870.436029] br0: port 1(veth0) entered disabled state
[  870.436065] veth0: entered allmulticast mode
[  870.436122] veth0: entered promiscuous mode
[  870.439047] br0: port 2(veth1) entered blocking state
[  870.439088] br0: port 2(veth1) entered disabled state
[  870.439127] veth1: entered allmulticast mode
[  870.439191] veth1: entered promiscuous mode
[  870.823235] br0: port 1(veth0) entered blocking state
[  870.823297] br0: port 1(veth0) entered forwarding state
[  870.823341] br0: port 2(veth1) entered blocking state
[  870.823371] br0: port 2(veth1) entered forwarding state
[  872.454217] bond0: (slave veth1): link status definitely up
[  872.454318] bond0: (slave veth1): making interface the new active one
[  872.454392] bond0: active interface up!
[  872.471059] veth1: left allmulticast mode
[  872.471095] veth1: left promiscuous mode
[  872.471125] br0: port 2(veth1) entered disabled state
[  872.471307] veth0: left allmulticast mode
[  872.471337] veth0: left promiscuous mode
[  872.471364] br0: port 1(veth0) entered disabled state
[  872.478384] bond0: (slave veth1): Releasing backup interface
[  872.485307] bond0: (slave veth0): Releasing backup interface
[  872.521244] bond0 (unregistering): Released all slaves