[ 2182.759314][T17618] br0: port 1(dummy0) entered blocking state
[ 2182.759676][T17618] br0: port 1(dummy0) entered disabled state
[ 2182.760031][T17618] dummy0: entered allmulticast mode
[ 2182.761129][T17618] dummy0: entered promiscuous mode
[ 2182.792209][T17619] br0: port 1(dummy0) entered blocking state
[ 2182.792519][T17619] br0: port 1(dummy0) entered forwarding state
[ 2185.334807][   T12] dummy0: left allmulticast mode
[ 2185.335089][   T12] dummy0: left promiscuous mode
[ 2185.335413][   T12] br0: port 1(dummy0) entered disabled state