[  860.839595][ T9512] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  860.933038][ T9513] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  861.028715][ T9514] br0: port 1(veth0) entered blocking state
[  861.028968][ T9514] br0: port 1(veth0) entered disabled state
[  861.029204][ T9514] veth0: entered allmulticast mode
[  861.030794][ T9514] veth0: entered promiscuous mode
[  861.121852][ T9515] br0: port 2(veth1) entered blocking state
[  861.122110][ T9515] br0: port 2(veth1) entered disabled state
[  861.122630][ T9515] veth1: entered allmulticast mode
[  861.123853][ T9515] veth1: entered promiscuous mode
[  861.539891][ T8949] br0: port 1(veth0) entered blocking state
[  861.540122][ T8949] br0: port 1(veth0) entered forwarding state
[  861.541060][ T8949] br0: port 2(veth1) entered blocking state
[  861.541277][ T8949] br0: port 2(veth1) entered forwarding state
[  862.795683][ T4580] bond0: (slave veth1): link status definitely up
[  862.796127][ T4580] bond0: (slave veth1): making interface the new active one
[  862.797239][ T4580] bond0: active interface up!
[  863.207246][ T8608] veth1: left allmulticast mode
[  863.207496][ T8608] veth1: left promiscuous mode
[  863.207793][ T8608] br0: port 2(veth1) entered disabled state
[  863.209656][ T8608] veth0: left allmulticast mode
[  863.209844][ T8608] veth0: left promiscuous mode
[  863.210129][ T8608] br0: port 1(veth0) entered disabled state
[  863.377813][ T8608] bond0: (slave veth1): Releasing backup interface
[  863.521729][ T8608] bond0: (slave veth0): Releasing backup interface
[  863.884332][ T8608] bond0 (unregistering): Released all slaves