[  873.490190][ T9538] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.587054][ T9539] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.698720][ T9540] br0: port 1(veth0) entered blocking state
[  873.699035][ T9540] br0: port 1(veth0) entered disabled state
[  873.699505][ T9540] veth0: entered allmulticast mode
[  873.700732][ T9540] veth0: entered promiscuous mode
[  873.787076][ T9541] br0: port 2(veth1) entered blocking state
[  873.787372][ T9541] br0: port 2(veth1) entered disabled state
[  873.787608][ T9541] veth1: entered allmulticast mode
[  873.789785][ T9541] veth1: entered promiscuous mode
[  874.397992][  T391] br0: port 1(veth0) entered blocking state
[  874.398341][  T391] br0: port 1(veth0) entered forwarding state
[  874.406737][  T391] br0: port 2(veth1) entered blocking state
[  874.406985][  T391] br0: port 2(veth1) entered forwarding state
[  875.453822][ T8647] bond0: (slave veth1): link status definitely up
[  875.454265][ T8647] bond0: (slave veth1): making interface the new active one
[  875.455649][ T8647] bond0: active interface up!
[  875.932601][ T8647] veth1: left allmulticast mode
[  875.933003][ T8647] veth1: left promiscuous mode
[  875.933536][ T8647] br0: port 2(veth1) entered disabled state
[  875.937279][ T8647] veth0: left allmulticast mode
[  875.937632][ T8647] veth0: left promiscuous mode
[  875.938125][ T8647] br0: port 1(veth0) entered disabled state
[  876.103406][ T8647] bond0: (slave veth1): Releasing backup interface
[  876.283854][ T8647] bond0: (slave veth0): Releasing backup interface
[  876.648735][ T8647] bond0 (unregistering): Released all slaves