[  870.264367] 8021q: adding VLAN 0 to HW filter on device bond0
[  870.267953] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  870.271522] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  870.275547] br0: port 1(veth0) entered blocking state
[  870.275626] br0: port 1(veth0) entered disabled state
[  870.275722] veth0: entered allmulticast mode
[  870.275824] veth0: entered promiscuous mode
[  870.279859] br0: port 2(veth1) entered blocking state
[  870.279903] br0: port 2(veth1) entered disabled state
[  870.279934] veth1: entered allmulticast mode
[  870.279987] veth1: entered promiscuous mode
[  871.312088] br0: port 1(veth0) entered blocking state
[  871.312144] br0: port 1(veth0) entered forwarding state
[  871.312191] br0: port 2(veth1) entered blocking state
[  871.312224] br0: port 2(veth1) entered forwarding state
[  872.336060] bond0: (slave veth1): link status definitely up
[  872.336143] bond0: (slave veth1): making interface the new active one
[  872.336201] bond0: active interface up!
[  872.353639] veth1: left allmulticast mode
[  872.353674] veth1: left promiscuous mode
[  872.353737] br0: port 2(veth1) entered disabled state
[  872.353857] veth0: left allmulticast mode
[  872.353894] veth0: left promiscuous mode
[  872.353922] br0: port 1(veth0) entered disabled state
[  872.363240] bond0: (slave veth1): Releasing backup interface
[  872.368167] bond0: (slave veth0): Releasing backup interface
[  872.394087] bond0 (unregistering): Released all slaves