[ 2347.911024][T24340] br0: port 1(dummy0) entered blocking state
[ 2347.911221][T24340] br0: port 1(dummy0) entered disabled state
[ 2347.911384][T24340] dummy0: entered allmulticast mode
[ 2347.912431][T24340] dummy0: entered promiscuous mode
[ 2347.944287][T24341] br0: port 1(dummy0) entered blocking state
[ 2347.944823][T24341] br0: port 1(dummy0) entered forwarding state
[ 2350.388120][   T68] dummy0: left allmulticast mode
[ 2350.389478][   T68] dummy0: left promiscuous mode
[ 2350.389857][   T68] br0: port 1(dummy0) entered disabled state