[ 2145.060817][T15804] br0: port 1(dummy0) entered blocking state
[ 2145.061024][T15804] br0: port 1(dummy0) entered disabled state
[ 2145.061192][T15804] dummy0: entered allmulticast mode
[ 2145.062098][T15804] dummy0: entered promiscuous mode
[ 2145.081905][T15805] br0: port 1(dummy0) entered blocking state
[ 2145.082258][T15805] br0: port 1(dummy0) entered forwarding state
[ 2147.146201][   T70] dummy0: left allmulticast mode
[ 2147.146497][   T70] dummy0: left promiscuous mode
[ 2147.146724][   T70] br0: port 1(dummy0) entered disabled state