[  853.626129][ T9451] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  853.747625][ T9452] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  853.837945][ T9453] br0: port 1(veth0) entered blocking state
[  853.838254][ T9453] br0: port 1(veth0) entered disabled state
[  853.838525][ T9453] veth0: entered allmulticast mode
[  853.839800][ T9453] veth0: entered promiscuous mode
[  853.962682][ T9454] br0: port 2(veth1) entered blocking state
[  853.963097][ T9454] br0: port 2(veth1) entered disabled state
[  853.963508][ T9454] veth1: entered allmulticast mode
[  853.964954][ T9454] veth1: entered promiscuous mode
[  854.624698][ T8079] br0: port 1(veth0) entered blocking state
[  854.624948][ T8079] br0: port 1(veth0) entered forwarding state
[  854.625976][ T8079] br0: port 2(veth1) entered blocking state
[  854.626228][ T8079] br0: port 2(veth1) entered forwarding state
[  856.640483][ T4787] bond0: (slave veth0): link status definitely up
[  856.641282][ T4787] bond0: (slave veth1): link status definitely up
[  856.641491][ T4787] bond0: (slave veth0): making interface the new active one
[  856.642689][ T4787] bond0: active interface up!
[  857.092131][ T4787] veth1: left allmulticast mode
[  857.092353][ T4787] veth1: left promiscuous mode
[  857.092655][ T4787] br0: port 2(veth1) entered disabled state
[  857.093898][ T4787] veth0: left allmulticast mode
[  857.094132][ T4787] veth0: left promiscuous mode
[  857.094468][ T4787] br0: port 1(veth0) entered disabled state
[  857.295514][ T4787] bond0: (slave veth1): Releasing backup interface
[  857.445733][ T4787] bond0: (slave veth0): Releasing backup interface
[  857.802446][ T4787] bond0 (unregistering): Released all slaves