[ 2079.447936][T27046] br0: port 1(dummy0) entered blocking state
[ 2079.448170][T27046] br0: port 1(dummy0) entered disabled state
[ 2079.448381][T27046] dummy0: entered allmulticast mode
[ 2079.449290][T27046] dummy0: entered promiscuous mode
[ 2079.477679][T27047] br0: port 1(dummy0) entered blocking state
[ 2079.477911][T27047] br0: port 1(dummy0) entered forwarding state
[ 2081.435634][   T67] dummy0: left allmulticast mode
[ 2081.436684][   T67] dummy0: left promiscuous mode
[ 2081.436961][   T67] br0: port 1(dummy0) entered disabled state