[ 1899.752556][T32518] br0: port 1(dummy0) entered blocking state
[ 1899.752757][T32518] br0: port 1(dummy0) entered disabled state
[ 1899.752937][T32518] dummy0: entered allmulticast mode
[ 1899.753944][T32518] dummy0: entered promiscuous mode
[ 1899.790095][T32519] br0: port 1(dummy0) entered blocking state
[ 1899.790367][T32519] br0: port 1(dummy0) entered forwarding state
[ 1901.810385][   T71] dummy0: left allmulticast mode
[ 1901.810679][   T71] dummy0: left promiscuous mode
[ 1901.810934][   T71] br0: port 1(dummy0) entered disabled state