[ 2150.102048][T23191] br0: port 1(dummy0) entered blocking state
[ 2150.102366][T23191] br0: port 1(dummy0) entered disabled state
[ 2150.102785][T23191] dummy0: entered allmulticast mode
[ 2150.103901][T23191] dummy0: entered promiscuous mode
[ 2150.134072][T23192] br0: port 1(dummy0) entered blocking state
[ 2150.134722][T23192] br0: port 1(dummy0) entered forwarding state
[ 2152.406747][   T12] dummy0: left allmulticast mode
[ 2152.407790][   T12] dummy0: left promiscuous mode
[ 2152.408020][   T12] br0: port 1(dummy0) entered disabled state