[  916.255633][ T7519] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  916.388236][ T7520] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  916.518893][ T7521] br0: port 1(veth0) entered blocking state
[  916.519156][ T7521] br0: port 1(veth0) entered disabled state
[  916.519409][ T7521] veth0: entered allmulticast mode
[  916.520682][ T7521] veth0: entered promiscuous mode
[  916.645243][ T7522] br0: port 2(veth1) entered blocking state
[  916.646233][ T7522] br0: port 2(veth1) entered disabled state
[  916.646573][ T7522] veth1: entered allmulticast mode
[  916.647719][ T7522] veth1: entered promiscuous mode
[  917.014820][    T7] br0: port 1(veth0) entered blocking state
[  917.015068][    T7] br0: port 1(veth0) entered forwarding state
[  917.016023][    T7] br0: port 2(veth1) entered blocking state
[  917.016230][    T7] br0: port 2(veth1) entered forwarding state
[  918.133953][  T270] bond0: (slave veth1): link status definitely up
[  918.134379][  T270] bond0: (slave veth1): making interface the new active one
[  918.135575][  T270] bond0: active interface up!
[  918.750281][ T6720] veth1: left allmulticast mode
[  918.750523][ T6720] veth1: left promiscuous mode
[  918.750805][ T6720] br0: port 2(veth1) entered disabled state
[  918.752835][ T6720] veth0: left allmulticast mode
[  918.752987][ T6720] veth0: left promiscuous mode
[  918.753254][ T6720] br0: port 1(veth0) entered disabled state
[  918.792290][ T6720] bond0: (slave veth1): Releasing backup interface
[  918.804185][ T6720] bond0: (slave veth0): Releasing backup interface
[  918.887059][ T6720] bond0 (unregistering): Released all slaves