[  865.881157][ T9553] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  865.979396][ T9554] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  866.075359][ T9555] br0: port 1(veth0) entered blocking state
[  866.075646][ T9555] br0: port 1(veth0) entered disabled state
[  866.075903][ T9555] veth0: entered allmulticast mode
[  866.077140][ T9555] veth0: entered promiscuous mode
[  866.165676][ T9556] br0: port 2(veth1) entered blocking state
[  866.167064][ T9556] br0: port 2(veth1) entered disabled state
[  866.167380][ T9556] veth1: entered allmulticast mode
[  866.168560][ T9556] veth1: entered promiscuous mode
[  866.666510][  T291] br0: port 1(veth0) entered blocking state
[  866.666855][  T291] br0: port 1(veth0) entered forwarding state
[  866.667880][  T291] br0: port 2(veth1) entered blocking state
[  866.668157][  T291] br0: port 2(veth1) entered forwarding state
[  867.851746][ T8561] bond0: (slave veth1): link status definitely up
[  867.852227][ T8561] bond0: (slave veth1): making interface the new active one
[  867.853664][ T8561] bond0: active interface up!
[  868.105351][ T8561] veth1: left allmulticast mode
[  868.105585][ T8561] veth1: left promiscuous mode
[  868.105882][ T8561] br0: port 2(veth1) entered disabled state
[  868.108126][ T8561] veth0: left allmulticast mode
[  868.108324][ T8561] veth0: left promiscuous mode
[  868.108606][ T8561] br0: port 1(veth0) entered disabled state
[  868.245812][ T8561] bond0: (slave veth1): Releasing backup interface
[  868.358708][ T8561] bond0: (slave veth0): Releasing backup interface
[  868.766340][ T8561] bond0 (unregistering): Released all slaves