[ 2052.588091][T26751] br0: port 1(dummy0) entered blocking state
[ 2052.588295][T26751] br0: port 1(dummy0) entered disabled state
[ 2052.588472][T26751] dummy0: entered allmulticast mode
[ 2052.590193][T26751] dummy0: entered promiscuous mode
[ 2052.616520][T26752] br0: port 1(dummy0) entered blocking state
[ 2052.616910][T26752] br0: port 1(dummy0) entered forwarding state
[ 2054.468091][   T71] dummy0: left allmulticast mode
[ 2054.468380][   T71] dummy0: left promiscuous mode
[ 2054.468594][   T71] br0: port 1(dummy0) entered disabled state