[ 2060.989719][T22852] br0: port 1(dummy0) entered blocking state
[ 2060.989907][T22852] br0: port 1(dummy0) entered disabled state
[ 2060.990072][T22852] dummy0: entered allmulticast mode
[ 2060.991007][T22852] dummy0: entered promiscuous mode
[ 2061.032828][T22853] br0: port 1(dummy0) entered blocking state
[ 2061.033120][T22853] br0: port 1(dummy0) entered forwarding state
[ 2063.006018][   T67] dummy0: left allmulticast mode
[ 2063.006997][   T67] dummy0: left promiscuous mode
[ 2063.007239][   T67] br0: port 1(dummy0) entered disabled state