[  521.926978] bond0 (unregistering): Released all slaves
[  523.821652] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.838395] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.852655] br0: port 1(veth0) entered blocking state
[  523.852732] br0: port 1(veth0) entered disabled state
[  523.852791] veth0: entered allmulticast mode
[  523.852880] veth0: entered promiscuous mode
[  523.869799] br0: port 2(veth1) entered blocking state
[  523.869869] br0: port 2(veth1) entered disabled state
[  523.869924] veth1: entered allmulticast mode
[  523.870008] veth1: entered promiscuous mode
[  523.938737] br0: port 1(veth0) entered blocking state
[  523.938799] br0: port 1(veth0) entered forwarding state
[  523.938865] br0: port 2(veth1) entered blocking state
[  523.938905] br0: port 2(veth1) entered forwarding state
[  525.881830] bond0: (slave veth1): link status definitely up
[  525.881951] bond0: (slave veth1): making interface the new active one
[  525.882030] bond0: active interface up!
[  525.951223] veth1: left allmulticast mode
[  525.951295] veth1: left promiscuous mode
[  525.951353] br0: port 2(veth1) entered disabled state
[  525.951470] veth0: left allmulticast mode
[  525.951505] veth0: left promiscuous mode
[  525.951545] br0: port 1(veth0) entered disabled state
[  525.975984] bond0: (slave veth1): Releasing backup interface
[  525.987953] bond0: (slave veth0): Releasing backup interface
[  526.022905] bond0 (unregistering): Released all slaves