[  828.363989][ T9236] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  828.448835][ T9237] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  828.532585][ T9238] br0: port 1(veth0) entered blocking state
[  828.532859][ T9238] br0: port 1(veth0) entered disabled state
[  828.533105][ T9238] veth0: entered allmulticast mode
[  828.534311][ T9238] veth0: entered promiscuous mode
[  828.621709][ T9239] br0: port 2(veth1) entered blocking state
[  828.621979][ T9239] br0: port 2(veth1) entered disabled state
[  828.622215][ T9239] veth1: entered allmulticast mode
[  828.623404][ T9239] veth1: entered promiscuous mode
[  829.117798][   T40] br0: port 1(veth0) entered blocking state
[  829.118233][   T40] br0: port 1(veth0) entered forwarding state
[  829.119872][   T40] br0: port 2(veth1) entered blocking state
[  829.120222][   T40] br0: port 2(veth1) entered forwarding state
[  830.314919][ T8478] bond0: (slave veth1): link status definitely up
[  830.315357][ T8478] bond0: (slave veth1): making interface the new active one
[  830.316558][ T8478] bond0: active interface up!
[  830.655698][ T4556] veth1: left allmulticast mode
[  830.656053][ T4556] veth1: left promiscuous mode
[  830.656525][ T4556] br0: port 2(veth1) entered disabled state
[  830.660134][ T4556] veth0: left allmulticast mode
[  830.660432][ T4556] veth0: left promiscuous mode
[  830.660893][ T4556] br0: port 1(veth0) entered disabled state
[  830.812447][ T4556] bond0: (slave veth1): Releasing backup interface
[  830.930147][ T4556] bond0: (slave veth0): Releasing backup interface
[  831.286820][ T4556] bond0 (unregistering): Released all slaves