[ 2148.378756][T14182] br0: port 1(dummy0) entered blocking state
[ 2148.379000][T14182] br0: port 1(dummy0) entered disabled state
[ 2148.379222][T14182] dummy0: entered allmulticast mode
[ 2148.381001][T14182] dummy0: entered promiscuous mode
[ 2148.413609][T14183] br0: port 1(dummy0) entered blocking state
[ 2148.414514][T14183] br0: port 1(dummy0) entered forwarding state
[ 2151.275065][   T70] dummy0: left allmulticast mode
[ 2151.275445][   T70] dummy0: left promiscuous mode
[ 2151.275761][   T70] br0: port 1(dummy0) entered disabled state