[  859.356559][ T9520] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  859.455837][ T9521] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  859.554570][ T9522] br0: port 1(veth0) entered blocking state
[  859.554866][ T9522] br0: port 1(veth0) entered disabled state
[  859.555147][ T9522] veth0: entered allmulticast mode
[  859.556395][ T9522] veth0: entered promiscuous mode
[  859.642891][ T9523] br0: port 2(veth1) entered blocking state
[  859.643155][ T9523] br0: port 2(veth1) entered disabled state
[  859.643436][ T9523] veth1: entered allmulticast mode
[  859.644654][ T9523] veth1: entered promiscuous mode
[  860.424675][ T4566] br0: port 1(veth0) entered blocking state
[  860.425083][ T4566] br0: port 1(veth0) entered forwarding state
[  860.426628][ T4566] br0: port 2(veth1) entered blocking state
[  860.426948][ T4566] br0: port 2(veth1) entered forwarding state
[  862.279775][ T8418] bond0: (slave veth0): link status definitely up
[  862.280525][ T8418] bond0: (slave veth1): link status definitely up
[  862.280713][ T8418] bond0: (slave veth0): making interface the new active one
[  862.282629][ T8418] bond0: active interface up!
[  862.746165][ T8418] veth1: left allmulticast mode
[  862.746482][ T8418] veth1: left promiscuous mode
[  862.746912][ T8418] br0: port 2(veth1) entered disabled state
[  862.749356][ T8418] veth0: left allmulticast mode
[  862.749630][ T8418] veth0: left promiscuous mode
[  862.749996][ T8418] br0: port 1(veth0) entered disabled state
[  862.912725][ T8418] bond0: (slave veth1): Releasing backup interface
[  863.076282][ T8418] bond0: (slave veth0): Releasing backup interface
[  863.280419][ T8418] bond0 (unregistering): Released all slaves