[ 1858.747895][T26051] br0: port 1(dummy0) entered blocking state
[ 1858.748539][T26051] br0: port 1(dummy0) entered disabled state
[ 1858.748706][T26051] dummy0: entered allmulticast mode
[ 1858.749684][T26051] dummy0: entered promiscuous mode
[ 1858.778129][T26052] br0: port 1(dummy0) entered blocking state
[ 1858.778486][T26052] br0: port 1(dummy0) entered forwarding state
[ 1860.674980][   T70] dummy0: left allmulticast mode
[ 1860.676064][   T70] dummy0: left promiscuous mode
[ 1860.676286][   T70] br0: port 1(dummy0) entered disabled state