[  871.694266] 8021q: adding VLAN 0 to HW filter on device bond0
[  871.697944] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  871.701471] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  871.704945] br0: port 1(veth0) entered blocking state
[  871.705012] br0: port 1(veth0) entered disabled state
[  871.705084] veth0: entered allmulticast mode
[  871.705178] veth0: entered promiscuous mode
[  871.708646] br0: port 2(veth1) entered blocking state
[  871.708687] br0: port 2(veth1) entered disabled state
[  871.708730] veth1: entered allmulticast mode
[  871.708785] veth1: entered promiscuous mode
[  871.952749] br0: port 1(veth0) entered blocking state
[  871.952813] br0: port 1(veth0) entered forwarding state
[  871.952854] br0: port 2(veth1) entered blocking state
[  871.952888] br0: port 2(veth1) entered forwarding state
[  873.729749] bond0: (slave veth1): link status definitely up
[  873.729852] bond0: (slave veth1): making interface the new active one
[  873.729905] bond0: active interface up!
[  873.760594] veth1: left allmulticast mode
[  873.760640] veth1: left promiscuous mode
[  873.760706] br0: port 2(veth1) entered disabled state
[  873.760854] veth0: left allmulticast mode
[  873.760887] veth0: left promiscuous mode
[  873.760915] br0: port 1(veth0) entered disabled state
[  873.769198] bond0: (slave veth1): Releasing backup interface
[  873.774870] bond0: (slave veth0): Releasing backup interface
[  873.811783] bond0 (unregistering): Released all slaves