[  872.876708] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.880228] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.883687] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.887096] br0: port 1(veth0) entered blocking state
[  872.887138] br0: port 1(veth0) entered disabled state
[  872.887173] veth0: entered allmulticast mode
[  872.887228] veth0: entered promiscuous mode
[  872.890666] br0: port 2(veth1) entered blocking state
[  872.890731] br0: port 2(veth1) entered disabled state
[  872.890798] veth1: entered allmulticast mode
[  872.890903] veth1: entered promiscuous mode
[  873.245033] br0: port 1(veth0) entered blocking state
[  873.245073] br0: port 1(veth0) entered forwarding state
[  873.245113] br0: port 2(veth1) entered blocking state
[  873.245144] br0: port 2(veth1) entered forwarding state
[  874.949030] bond0: (slave veth1): link status definitely up
[  874.949101] bond0: (slave veth1): making interface the new active one
[  874.949155] bond0: active interface up!
[  875.043137] veth1: left allmulticast mode
[  875.043172] veth1: left promiscuous mode
[  875.043205] br0: port 2(veth1) entered disabled state
[  875.043354] veth0: left allmulticast mode
[  875.043415] veth0: left promiscuous mode
[  875.043456] br0: port 1(veth0) entered disabled state
[  875.051285] bond0: (slave veth1): Releasing backup interface
[  875.054237] bond0: (slave veth0): Releasing backup interface
[  875.082083] bond0 (unregistering): Released all slaves