[ 2058.694481][T18232] br0: port 1(dummy0) entered blocking state
[ 2058.694681][T18232] br0: port 1(dummy0) entered disabled state
[ 2058.694841][T18232] dummy0: entered allmulticast mode
[ 2058.696015][T18232] dummy0: entered promiscuous mode
[ 2058.724174][T18233] br0: port 1(dummy0) entered blocking state
[ 2058.724473][T18233] br0: port 1(dummy0) entered forwarding state
[ 2060.735805][   T12] dummy0: left allmulticast mode
[ 2060.736539][   T12] dummy0: left promiscuous mode
[ 2060.736981][   T12] br0: port 1(dummy0) entered disabled state