[  923.679179][ T7545] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  923.808529][ T7546] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  923.934517][ T7547] br0: port 1(veth0) entered blocking state
[  923.934813][ T7547] br0: port 1(veth0) entered disabled state
[  923.935073][ T7547] veth0: entered allmulticast mode
[  923.936286][ T7547] veth0: entered promiscuous mode
[  924.072741][ T7548] br0: port 2(veth1) entered blocking state
[  924.073134][ T7548] br0: port 2(veth1) entered disabled state
[  924.073467][ T7548] veth1: entered allmulticast mode
[  924.075489][ T7548] veth1: entered promiscuous mode
[  924.315538][   T51] br0: port 1(veth0) entered blocking state
[  924.315898][   T51] br0: port 1(veth0) entered forwarding state
[  925.332624][ T4529] br0: port 2(veth1) entered blocking state
[  925.332962][ T4529] br0: port 2(veth1) entered forwarding state
[  926.611195][   T72] bond0: (slave veth0): link status definitely up
[  926.612181][   T72] bond0: (slave veth1): link status definitely up
[  926.612359][   T72] bond0: (slave veth0): making interface the new active one
[  926.613260][   T72] bond0: active interface up!
[  926.895156][   T72] veth1: left allmulticast mode
[  926.895339][   T72] veth1: left promiscuous mode
[  926.895638][   T72] br0: port 2(veth1) entered disabled state
[  926.896794][   T72] veth0: left allmulticast mode
[  926.896947][   T72] veth0: left promiscuous mode
[  926.897202][   T72] br0: port 1(veth0) entered disabled state
[  926.947021][   T72] bond0: (slave veth1): Releasing backup interface
[  926.970943][   T72] bond0: (slave veth0): Releasing backup interface
[  927.059184][   T72] bond0 (unregistering): Released all slaves