[  832.575696][ T9418] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  832.668009][ T9419] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  832.748620][ T9420] br0: port 1(veth0) entered blocking state
[  832.748967][ T9420] br0: port 1(veth0) entered disabled state
[  832.749321][ T9420] veth0: entered allmulticast mode
[  832.751724][ T9420] veth0: entered promiscuous mode
[  832.845979][ T9421] br0: port 2(veth1) entered blocking state
[  832.846224][ T9421] br0: port 2(veth1) entered disabled state
[  832.846475][ T9421] veth1: entered allmulticast mode
[  832.847655][ T9421] veth1: entered promiscuous mode
[  833.300034][ T8844] br0: port 1(veth0) entered blocking state
[  833.300306][ T8844] br0: port 1(veth0) entered forwarding state
[  833.301282][ T8844] br0: port 2(veth1) entered blocking state
[  833.301514][ T8844] br0: port 2(veth1) entered forwarding state
[  834.540070][  T279] bond0: (slave veth1): link status definitely up
[  834.540541][  T279] bond0: (slave veth1): making interface the new active one
[  834.548429][  T279] bond0: active interface up!
[  834.852660][ T4580] veth1: left allmulticast mode
[  834.852958][ T4580] veth1: left promiscuous mode
[  834.853370][ T4580] br0: port 2(veth1) entered disabled state
[  834.855383][ T4580] veth0: left allmulticast mode
[  834.855633][ T4580] veth0: left promiscuous mode
[  834.855917][ T4580] br0: port 1(veth0) entered disabled state
[  835.003890][ T4580] bond0: (slave veth1): Releasing backup interface
[  835.109818][ T4580] bond0: (slave veth0): Releasing backup interface
[  835.453958][ T4580] bond0 (unregistering): Released all slaves