[ 1955.058638][T19610] br0: port 1(dummy0) entered blocking state
[ 1955.058821][T19610] br0: port 1(dummy0) entered disabled state
[ 1955.058986][T19610] dummy0: entered allmulticast mode
[ 1955.066947][T19610] dummy0: entered promiscuous mode
[ 1955.094795][T19611] br0: port 1(dummy0) entered blocking state
[ 1955.095268][T19611] br0: port 1(dummy0) entered forwarding state
[ 1957.026512][   T70] dummy0: left allmulticast mode
[ 1957.026687][   T70] dummy0: left promiscuous mode
[ 1957.026901][   T70] br0: port 1(dummy0) entered disabled state