[  876.609032] 8021q: adding VLAN 0 to HW filter on device bond0
[  876.612640] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  876.616296] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  876.619841] br0: port 1(veth0) entered blocking state
[  876.619911] br0: port 1(veth0) entered disabled state
[  876.619980] veth0: entered allmulticast mode
[  876.620074] veth0: entered promiscuous mode
[  876.623613] br0: port 2(veth1) entered blocking state
[  876.623643] br0: port 2(veth1) entered disabled state
[  876.623675] veth1: entered allmulticast mode
[  876.623726] veth1: entered promiscuous mode
[  877.635805] br0: port 1(veth0) entered blocking state
[  877.635868] br0: port 1(veth0) entered forwarding state
[  877.635922] br0: port 2(veth1) entered blocking state
[  877.635950] br0: port 2(veth1) entered forwarding state
[  879.682787] bond0: (slave veth0): link status definitely up
[  879.682866] bond0: (slave veth1): link status definitely up
[  879.682944] bond0: (slave veth0): making interface the new active one
[  879.683007] bond0: active interface up!
[  879.765009] veth1: left allmulticast mode
[  879.765053] veth1: left promiscuous mode
[  879.765090] br0: port 2(veth1) entered disabled state
[  879.765194] veth0: left allmulticast mode
[  879.765219] veth0: left promiscuous mode
[  879.765246] br0: port 1(veth0) entered disabled state
[  879.774229] bond0: (slave veth1): Releasing backup interface
[  879.779907] bond0: (slave veth0): Releasing backup interface
[  879.816837] bond0 (unregistering): Released all slaves