[  876.493225][ T9732] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  876.590564][ T9733] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  876.686868][ T9734] br0: port 1(veth0) entered blocking state
[  876.687136][ T9734] br0: port 1(veth0) entered disabled state
[  876.687410][ T9734] veth0: entered allmulticast mode
[  876.690078][ T9734] veth0: entered promiscuous mode
[  876.780457][ T9735] br0: port 2(veth1) entered blocking state
[  876.780763][ T9735] br0: port 2(veth1) entered disabled state
[  876.781010][ T9735] veth1: entered allmulticast mode
[  876.782250][ T9735] veth1: entered promiscuous mode
[  877.189695][   T64] br0: port 1(veth0) entered blocking state
[  877.189960][   T64] br0: port 1(veth0) entered forwarding state
[  877.191100][   T64] br0: port 2(veth1) entered blocking state
[  877.191348][   T64] br0: port 2(veth1) entered forwarding state
[  878.397960][ T8827] bond0: (slave veth1): link status definitely up
[  878.398540][ T8827] bond0: (slave veth1): making interface the new active one
[  878.409258][ T8827] bond0: active interface up!
[  878.860961][ T8827] veth1: left allmulticast mode
[  878.861195][ T8827] veth1: left promiscuous mode
[  878.861504][ T8827] br0: port 2(veth1) entered disabled state
[  878.863560][ T8827] veth0: left allmulticast mode
[  878.863744][ T8827] veth0: left promiscuous mode
[  878.864289][ T8827] br0: port 1(veth0) entered disabled state
[  879.047578][ T8827] bond0: (slave veth1): Releasing backup interface
[  879.175626][ T8827] bond0: (slave veth0): Releasing backup interface
[  879.372995][ T8827] bond0 (unregistering): Released all slaves