[  870.716343] 8021q: adding VLAN 0 to HW filter on device bond0
[  870.719683] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  870.723024] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  870.726267] br0: port 1(veth0) entered blocking state
[  870.726297] br0: port 1(veth0) entered disabled state
[  870.726333] veth0: entered allmulticast mode
[  870.726394] veth0: entered promiscuous mode
[  870.729695] br0: port 2(veth1) entered blocking state
[  870.729729] br0: port 2(veth1) entered disabled state
[  870.729765] veth1: entered allmulticast mode
[  870.729820] veth1: entered promiscuous mode
[  870.870044] br0: port 1(veth0) entered blocking state
[  870.870089] br0: port 1(veth0) entered forwarding state
[  870.870125] br0: port 2(veth1) entered blocking state
[  870.870155] br0: port 2(veth1) entered forwarding state
[  872.782035] bond0: (slave veth1): link status definitely up
[  872.782146] bond0: (slave veth1): making interface the new active one
[  872.782246] bond0: active interface up!
[  872.887456] veth1: left allmulticast mode
[  872.887530] veth1: left promiscuous mode
[  872.887624] br0: port 2(veth1) entered disabled state
[  872.887773] veth0: left allmulticast mode
[  872.887830] veth0: left promiscuous mode
[  872.887926] br0: port 1(veth0) entered disabled state
[  872.894317] bond0: (slave veth1): Releasing backup interface
[  872.900163] bond0: (slave veth0): Releasing backup interface
[  872.926074] bond0 (unregistering): Released all slaves