[  872.791474] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.794985] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.798443] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.801822] br0: port 1(veth0) entered blocking state
[  872.801863] br0: port 1(veth0) entered disabled state
[  872.801896] veth0: entered allmulticast mode
[  872.801958] veth0: entered promiscuous mode
[  872.805294] br0: port 2(veth1) entered blocking state
[  872.805324] br0: port 2(veth1) entered disabled state
[  872.805362] veth1: entered allmulticast mode
[  872.805420] veth1: entered promiscuous mode
[  872.833170] br0: port 1(veth0) entered blocking state
[  872.833208] br0: port 1(veth0) entered forwarding state
[  872.833250] br0: port 2(veth1) entered blocking state
[  872.833280] br0: port 2(veth1) entered forwarding state
[  874.823179] bond0: (slave veth1): link status definitely up
[  874.823269] bond0: (slave veth1): making interface the new active one
[  874.823337] bond0: active interface up!
[  874.856682] veth1: left allmulticast mode
[  874.856722] veth1: left promiscuous mode
[  874.856757] br0: port 2(veth1) entered disabled state
[  874.856840] veth0: left allmulticast mode
[  874.856860] veth0: left promiscuous mode
[  874.856889] br0: port 1(veth0) entered disabled state
[  874.866385] bond0: (slave veth1): Releasing backup interface
[  874.871294] bond0: (slave veth0): Releasing backup interface
[  874.898213] bond0 (unregistering): Released all slaves