[ 2245.716492][ T1058] br0: port 1(dummy0) entered blocking state
[ 2245.716741][ T1058] br0: port 1(dummy0) entered disabled state
[ 2245.716961][ T1058] dummy0: entered allmulticast mode
[ 2245.717915][ T1058] dummy0: entered promiscuous mode
[ 2245.743164][ T1059] br0: port 1(dummy0) entered blocking state
[ 2245.743346][ T1059] br0: port 1(dummy0) entered forwarding state
[ 2247.803038][   T12] dummy0: left allmulticast mode
[ 2247.803968][   T12] dummy0: left promiscuous mode
[ 2247.804215][   T12] br0: port 1(dummy0) entered disabled state