[  847.997825][ T9923] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  848.108969][ T9924] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  848.192107][ T9925] br0: port 1(veth0) entered blocking state
[  848.192421][ T9925] br0: port 1(veth0) entered disabled state
[  848.192785][ T9925] veth0: entered allmulticast mode
[  848.194002][ T9925] veth0: entered promiscuous mode
[  848.284395][ T9926] br0: port 2(veth1) entered blocking state
[  848.284723][ T9926] br0: port 2(veth1) entered disabled state
[  848.284989][ T9926] veth1: entered allmulticast mode
[  848.286205][ T9926] veth1: entered promiscuous mode
[  848.736764][   T71] br0: port 1(veth0) entered blocking state
[  848.737023][   T71] br0: port 1(veth0) entered forwarding state
[  848.738091][   T71] br0: port 2(veth1) entered blocking state
[  848.738320][   T71] br0: port 2(veth1) entered forwarding state
[  849.927061][ T5602] bond0: (slave veth1): link status definitely up
[  849.927529][ T5602] bond0: (slave veth1): making interface the new active one
[  849.928708][ T5602] bond0: active interface up!
[  850.435430][   T11] veth1: left allmulticast mode
[  850.435766][   T11] veth1: left promiscuous mode
[  850.436290][   T11] br0: port 2(veth1) entered disabled state
[  850.439411][   T11] veth0: left allmulticast mode
[  850.439779][   T11] veth0: left promiscuous mode
[  850.440076][   T11] br0: port 1(veth0) entered disabled state
[  850.591034][   T11] bond0: (slave veth1): Releasing backup interface
[  850.757022][   T11] bond0: (slave veth0): Releasing backup interface
[  851.134649][   T11] bond0 (unregistering): Released all slaves