[  833.350974][ T9337] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  833.444665][ T9338] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  833.553218][ T9339] br0: port 1(veth0) entered blocking state
[  833.553642][ T9339] br0: port 1(veth0) entered disabled state
[  833.554057][ T9339] veth0: entered allmulticast mode
[  833.556024][ T9339] veth0: entered promiscuous mode
[  833.655932][ T9340] br0: port 2(veth1) entered blocking state
[  833.656291][ T9340] br0: port 2(veth1) entered disabled state
[  833.656583][ T9340] veth1: entered allmulticast mode
[  833.657869][ T9340] veth1: entered promiscuous mode
[  834.067764][ T6389] br0: port 1(veth0) entered blocking state
[  834.068032][ T6389] br0: port 1(veth0) entered forwarding state
[  834.068994][ T6389] br0: port 2(veth1) entered blocking state
[  834.069236][ T6389] br0: port 2(veth1) entered forwarding state
[  835.323639][  T258] bond0: (slave veth1): link status definitely up
[  835.324053][  T258] bond0: (slave veth1): making interface the new active one
[  835.325229][  T258] bond0: active interface up!
[  835.517926][  T258] veth1: left allmulticast mode
[  835.518193][  T258] veth1: left promiscuous mode
[  835.518535][  T258] br0: port 2(veth1) entered disabled state
[  835.520981][  T258] veth0: left allmulticast mode
[  835.521496][  T258] veth0: left promiscuous mode
[  835.522218][  T258] br0: port 1(veth0) entered disabled state
[  835.713849][  T258] bond0: (slave veth1): Releasing backup interface
[  835.874150][  T258] bond0: (slave veth0): Releasing backup interface
[  836.267741][  T258] bond0 (unregistering): Released all slaves