[  841.884853] 8021q: adding VLAN 0 to HW filter on device bond0
[  841.888592] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  841.892282] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  841.895908] br0: port 1(veth0) entered blocking state
[  841.895942] br0: port 1(veth0) entered disabled state
[  841.895980] veth0: entered allmulticast mode
[  841.896043] veth0: entered promiscuous mode
[  841.899661] br0: port 2(veth1) entered blocking state
[  841.899694] br0: port 2(veth1) entered disabled state
[  841.899726] veth1: entered allmulticast mode
[  841.899777] veth1: entered promiscuous mode
[  842.036634] br0: port 1(veth0) entered blocking state
[  842.036675] br0: port 1(veth0) entered forwarding state
[  842.036723] br0: port 2(veth1) entered blocking state
[  842.036752] br0: port 2(veth1) entered forwarding state
[  843.924634] bond0: (slave veth1): link status definitely up
[  843.924745] bond0: (slave veth1): making interface the new active one
[  843.924860] bond0: active interface up!
[  843.955376] veth1: left allmulticast mode
[  843.955438] veth1: left promiscuous mode
[  843.955525] br0: port 2(veth1) entered disabled state
[  843.955676] veth0: left allmulticast mode
[  843.955758] veth0: left promiscuous mode
[  843.955842] br0: port 1(veth0) entered disabled state
[  843.959786] bond0: (slave veth1): Releasing backup interface
[  843.964764] bond0: (slave veth0): Releasing backup interface
[  843.991669] bond0 (unregistering): Released all slaves