[ 2073.200577][T24705] br0: port 1(dummy0) entered blocking state
[ 2073.200809][T24705] br0: port 1(dummy0) entered disabled state
[ 2073.201023][T24705] dummy0: entered allmulticast mode
[ 2073.202097][T24705] dummy0: entered promiscuous mode
[ 2073.224611][T24706] br0: port 1(dummy0) entered blocking state
[ 2073.224854][T24706] br0: port 1(dummy0) entered forwarding state
[ 2075.211183][   T12] dummy0: left allmulticast mode
[ 2075.212228][   T12] dummy0: left promiscuous mode
[ 2075.212515][   T12] br0: port 1(dummy0) entered disabled state