[  841.824847] 8021q: adding VLAN 0 to HW filter on device bond0
[  841.828660] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  841.832352] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  841.836009] br0: port 1(veth0) entered blocking state
[  841.836041] br0: port 1(veth0) entered disabled state
[  841.836075] veth0: entered allmulticast mode
[  841.836134] veth0: entered promiscuous mode
[  841.839743] br0: port 2(veth1) entered blocking state
[  841.839807] br0: port 2(veth1) entered disabled state
[  841.839876] veth1: entered allmulticast mode
[  841.839977] veth1: entered promiscuous mode
[  841.981990] br0: port 1(veth0) entered blocking state
[  841.982058] br0: port 1(veth0) entered forwarding state
[  841.982146] br0: port 2(veth1) entered blocking state
[  841.982211] br0: port 2(veth1) entered forwarding state
[  843.853983] bond0: (slave veth1): link status definitely up
[  843.854060] bond0: (slave veth1): making interface the new active one
[  843.854114] bond0: active interface up!
[  843.898717] veth1: left allmulticast mode
[  843.898757] veth1: left promiscuous mode
[  843.898787] br0: port 2(veth1) entered disabled state
[  843.898868] veth0: left allmulticast mode
[  843.898889] veth0: left promiscuous mode
[  843.898914] br0: port 1(veth0) entered disabled state
[  843.903121] bond0: (slave veth1): Releasing backup interface
[  843.908030] bond0: (slave veth0): Releasing backup interface
[  843.937017] bond0 (unregistering): Released all slaves