[ 2186.656513][T15364] br0: port 1(dummy0) entered blocking state
[ 2186.656724][T15364] br0: port 1(dummy0) entered disabled state
[ 2186.656907][T15364] dummy0: entered allmulticast mode
[ 2186.657850][T15364] dummy0: entered promiscuous mode
[ 2186.693380][T15365] br0: port 1(dummy0) entered blocking state
[ 2186.693681][T15365] br0: port 1(dummy0) entered forwarding state
[ 2189.070584][   T12] dummy0: left allmulticast mode
[ 2189.071020][   T12] dummy0: left promiscuous mode
[ 2189.071265][   T12] br0: port 1(dummy0) entered disabled state