[  871.811522][ T9599] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  871.917388][ T9600] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.021228][ T9601] br0: port 1(veth0) entered blocking state
[  872.021535][ T9601] br0: port 1(veth0) entered disabled state
[  872.021820][ T9601] veth0: entered allmulticast mode
[  872.023109][ T9601] veth0: entered promiscuous mode
[  872.115225][ T9602] br0: port 2(veth1) entered blocking state
[  872.115515][ T9602] br0: port 2(veth1) entered disabled state
[  872.115778][ T9602] veth1: entered allmulticast mode
[  872.117050][ T9602] veth1: entered promiscuous mode
[  872.548559][   T38] br0: port 1(veth0) entered blocking state
[  872.548840][   T38] br0: port 1(veth0) entered forwarding state
[  872.549853][   T38] br0: port 2(veth1) entered blocking state
[  872.550100][   T38] br0: port 2(veth1) entered forwarding state
[  873.797562][   T11] bond0: (slave veth1): link status definitely up
[  873.797990][   T11] bond0: (slave veth1): making interface the new active one
[  873.799319][   T11] bond0: active interface up!
[  874.238795][   T11] veth1: left allmulticast mode
[  874.239098][   T11] veth1: left promiscuous mode
[  874.239423][   T11] br0: port 2(veth1) entered disabled state
[  874.242282][   T11] veth0: left allmulticast mode
[  874.242491][   T11] veth0: left promiscuous mode
[  874.242817][   T11] br0: port 1(veth0) entered disabled state
[  874.388352][   T11] bond0: (slave veth1): Releasing backup interface
[  874.583586][   T11] bond0: (slave veth0): Releasing backup interface
[  874.964026][   T11] bond0 (unregistering): Released all slaves