[  868.045689][ T9607] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  868.142669][ T9608] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  868.241618][ T9609] br0: port 1(veth0) entered blocking state
[  868.241916][ T9609] br0: port 1(veth0) entered disabled state
[  868.242223][ T9609] veth0: entered allmulticast mode
[  868.243430][ T9609] veth0: entered promiscuous mode
[  868.316790][ T9610] br0: port 2(veth1) entered blocking state
[  868.317074][ T9610] br0: port 2(veth1) entered disabled state
[  868.317373][ T9610] veth1: entered allmulticast mode
[  868.318981][ T9610] veth1: entered promiscuous mode
[  868.789880][ T8995] br0: port 1(veth0) entered blocking state
[  868.790209][ T8995] br0: port 1(veth0) entered forwarding state
[  868.791332][ T8995] br0: port 2(veth1) entered blocking state
[  868.791566][ T8995] br0: port 2(veth1) entered forwarding state
[  870.008579][   T12] bond0: (slave veth1): link status definitely up
[  870.009005][   T12] bond0: (slave veth1): making interface the new active one
[  870.010339][   T12] bond0: active interface up!
[  870.481841][ T8807] veth1: left allmulticast mode
[  870.482109][ T8807] veth1: left promiscuous mode
[  870.482508][ T8807] br0: port 2(veth1) entered disabled state
[  870.485075][ T8807] veth0: left allmulticast mode
[  870.485286][ T8807] veth0: left promiscuous mode
[  870.485570][ T8807] br0: port 1(veth0) entered disabled state
[  870.656226][ T8807] bond0: (slave veth1): Releasing backup interface
[  870.784633][ T8807] bond0: (slave veth0): Releasing backup interface
[  870.986364][ T8807] bond0 (unregistering): Released all slaves