[  841.736240] 8021q: adding VLAN 0 to HW filter on device bond0
[  841.740062] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  841.744032] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  841.747923] br0: port 1(veth0) entered blocking state
[  841.747988] br0: port 1(veth0) entered disabled state
[  841.748066] veth0: entered allmulticast mode
[  841.748154] veth0: entered promiscuous mode
[  841.752065] br0: port 2(veth1) entered blocking state
[  841.752097] br0: port 2(veth1) entered disabled state
[  841.752135] veth1: entered allmulticast mode
[  841.752188] veth1: entered promiscuous mode
[  841.882051] br0: port 1(veth0) entered blocking state
[  841.882135] br0: port 1(veth0) entered forwarding state
[  841.882219] br0: port 2(veth1) entered blocking state
[  841.882285] br0: port 2(veth1) entered forwarding state
[  843.786044] bond0: (slave veth1): link status definitely up
[  843.786171] bond0: (slave veth1): making interface the new active one
[  843.786270] bond0: active interface up!
[  843.831451] veth1: left allmulticast mode
[  843.831523] veth1: left promiscuous mode
[  843.831587] br0: port 2(veth1) entered disabled state
[  843.831738] veth0: left allmulticast mode
[  843.831797] veth0: left promiscuous mode
[  843.831860] br0: port 1(veth0) entered disabled state
[  843.841222] bond0: (slave veth1): Releasing backup interface
[  843.844162] bond0: (slave veth0): Releasing backup interface
[  843.874101] bond0 (unregistering): Released all slaves