[  842.457781] 8021q: adding VLAN 0 to HW filter on device bond0
[  842.461914] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  842.465813] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  842.469493] br0: port 1(veth0) entered blocking state
[  842.469525] br0: port 1(veth0) entered disabled state
[  842.469559] veth0: entered allmulticast mode
[  842.469668] veth0: entered promiscuous mode
[  842.473418] br0: port 2(veth1) entered blocking state
[  842.473452] br0: port 2(veth1) entered disabled state
[  842.473487] veth1: entered allmulticast mode
[  842.473542] veth1: entered promiscuous mode
[  843.457981] br0: port 1(veth0) entered blocking state
[  843.458038] br0: port 1(veth0) entered forwarding state
[  843.458084] br0: port 2(veth1) entered blocking state
[  843.458117] br0: port 2(veth1) entered forwarding state
[  844.482961] bond0: (slave veth1): link status definitely up
[  844.483055] bond0: (slave veth1): making interface the new active one
[  844.483117] bond0: active interface up!
[  844.535143] veth1: left allmulticast mode
[  844.535181] veth1: left promiscuous mode
[  844.535220] br0: port 2(veth1) entered disabled state
[  844.535313] veth0: left allmulticast mode
[  844.535334] veth0: left promiscuous mode
[  844.535358] br0: port 1(veth0) entered disabled state
[  844.542472] bond0: (slave veth1): Releasing backup interface
[  844.547099] bond0: (slave veth0): Releasing backup interface
[  844.571993] bond0 (unregistering): Released all slaves