[  871.599889][ T9601] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  871.684241][ T9602] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  871.781586][ T9603] br0: port 1(veth0) entered blocking state
[  871.781906][ T9603] br0: port 1(veth0) entered disabled state
[  871.782159][ T9603] veth0: entered allmulticast mode
[  871.783327][ T9603] veth0: entered promiscuous mode
[  871.866244][ T9604] br0: port 2(veth1) entered blocking state
[  871.866502][ T9604] br0: port 2(veth1) entered disabled state
[  871.866737][ T9604] veth1: entered allmulticast mode
[  871.867929][ T9604] veth1: entered promiscuous mode
[  872.345049][   T37] br0: port 1(veth0) entered blocking state
[  872.345481][   T37] br0: port 1(veth0) entered forwarding state
[  872.347010][   T37] br0: port 2(veth1) entered blocking state
[  872.347391][   T37] br0: port 2(veth1) entered forwarding state
[  873.528662][ T8420] bond0: (slave veth1): link status definitely up
[  873.529279][ T8420] bond0: (slave veth1): making interface the new active one
[  873.530922][ T8420] bond0: active interface up!
[  873.882626][   T11] veth1: left allmulticast mode
[  873.882830][   T11] veth1: left promiscuous mode
[  873.883150][   T11] br0: port 2(veth1) entered disabled state
[  873.885950][   T11] veth0: left allmulticast mode
[  873.886191][   T11] veth0: left promiscuous mode
[  873.886521][   T11] br0: port 1(veth0) entered disabled state
[  874.079482][   T11] bond0: (slave veth1): Releasing backup interface
[  874.218072][   T11] bond0: (slave veth0): Releasing backup interface
[  874.420174][   T11] bond0 (unregistering): Released all slaves