[ 1862.690993] br0: port 1(dummy0) entered blocking state
[ 1862.691033] br0: port 1(dummy0) entered disabled state
[ 1862.691067] dummy0: entered allmulticast mode
[ 1862.691114] dummy0: entered promiscuous mode
[ 1862.694289] br0: port 1(dummy0) entered blocking state
[ 1862.694322] br0: port 1(dummy0) entered forwarding state
[ 1862.935593] dummy0: left allmulticast mode
[ 1862.935630] dummy0: left promiscuous mode
[ 1862.935661] br0: port 1(dummy0) entered disabled state