[ 2076.946648][ T7694] br0: port 1(dummy0) entered blocking state
[ 2076.946888][ T7694] br0: port 1(dummy0) entered disabled state
[ 2076.947613][ T7694] dummy0: entered allmulticast mode
[ 2076.948566][ T7694] dummy0: entered promiscuous mode
[ 2076.974612][ T7695] br0: port 1(dummy0) entered blocking state
[ 2076.974969][ T7695] br0: port 1(dummy0) entered forwarding state
[ 2078.915122][   T70] dummy0: left allmulticast mode
[ 2078.915743][   T70] dummy0: left promiscuous mode
[ 2078.915969][   T70] br0: port 1(dummy0) entered disabled state