[  537.973121] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  537.983134] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  537.993153] br0: port 1(veth0) entered blocking state
[  537.993209] br0: port 1(veth0) entered disabled state
[  537.993260] veth0: entered allmulticast mode
[  537.993339] veth0: entered promiscuous mode
[  538.003087] br0: port 2(veth1) entered blocking state
[  538.003141] br0: port 2(veth1) entered disabled state
[  538.003183] veth1: entered allmulticast mode
[  538.003243] veth1: entered promiscuous mode
[  539.002618] br0: port 1(veth0) entered blocking state
[  539.002724] br0: port 1(veth0) entered forwarding state
[  539.002779] br0: port 2(veth1) entered blocking state
[  539.002817] br0: port 2(veth1) entered forwarding state
[  541.050584] bond0: (slave veth0): link status definitely up
[  541.050686] bond0: (slave veth1): link status definitely up
[  541.050719] bond0: (slave veth0): making interface the new active one
[  541.050771] bond0: active interface up!
[  541.135292] veth1: left allmulticast mode
[  541.135342] veth1: left promiscuous mode
[  541.135385] br0: port 2(veth1) entered disabled state
[  541.135478] veth0: left allmulticast mode
[  541.135523] veth0: left promiscuous mode
[  541.135565] br0: port 1(veth0) entered disabled state
[  541.164753] bond0: (slave veth1): Releasing backup interface
[  541.173760] bond0: (slave veth0): Releasing backup interface