[ 1919.516906][T26813] br0: port 1(dummy0) entered blocking state
[ 1919.517143][T26813] br0: port 1(dummy0) entered disabled state
[ 1919.517357][T26813] dummy0: entered allmulticast mode
[ 1919.518404][T26813] dummy0: entered promiscuous mode
[ 1919.549620][T26814] br0: port 1(dummy0) entered blocking state
[ 1919.550061][T26814] br0: port 1(dummy0) entered forwarding state
[ 1921.856993][   T68] dummy0: left allmulticast mode
[ 1921.858229][   T68] dummy0: left promiscuous mode
[ 1921.858676][   T68] br0: port 1(dummy0) entered disabled state