[ 2435.008643][T25528] br0: port 1(dummy0) entered blocking state
[ 2435.008990][T25528] br0: port 1(dummy0) entered disabled state
[ 2435.009316][T25528] dummy0: entered allmulticast mode
[ 2435.010348][T25528] dummy0: entered promiscuous mode
[ 2435.044553][T25529] br0: port 1(dummy0) entered blocking state
[ 2435.044878][T25529] br0: port 1(dummy0) entered forwarding state
[ 2437.525131][   T70] dummy0: left allmulticast mode
[ 2437.525405][   T70] dummy0: left promiscuous mode
[ 2437.526197][   T70] br0: port 1(dummy0) entered disabled state