[  870.136764] 8021q: adding VLAN 0 to HW filter on device bond0
[  870.140210] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  870.143647] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  870.147059] br0: port 1(veth0) entered blocking state
[  870.147088] br0: port 1(veth0) entered disabled state
[  870.147126] veth0: entered allmulticast mode
[  870.147180] veth0: entered promiscuous mode
[  870.150597] br0: port 2(veth1) entered blocking state
[  870.150668] br0: port 2(veth1) entered disabled state
[  870.150737] veth1: entered allmulticast mode
[  870.150818] veth1: entered promiscuous mode
[  870.445143] br0: port 1(veth0) entered blocking state
[  870.445227] br0: port 1(veth0) entered forwarding state
[  870.445313] br0: port 2(veth1) entered blocking state
[  870.445378] br0: port 2(veth1) entered forwarding state
[  872.197134] bond0: (slave veth1): link status definitely up
[  872.197232] bond0: (slave veth1): making interface the new active one
[  872.197284] bond0: active interface up!
[  872.302917] veth1: left allmulticast mode
[  872.302956] veth1: left promiscuous mode
[  872.302985] br0: port 2(veth1) entered disabled state
[  872.303107] veth0: left allmulticast mode
[  872.303141] veth0: left promiscuous mode
[  872.303167] br0: port 1(veth0) entered disabled state
[  872.308277] bond0: (slave veth1): Releasing backup interface
[  872.312270] bond0: (slave veth0): Releasing backup interface
[  872.338157] bond0 (unregistering): Released all slaves