[ 2190.027815][T15218] br0: port 1(dummy0) entered blocking state
[ 2190.028016][T15218] br0: port 1(dummy0) entered disabled state
[ 2190.028178][T15218] dummy0: entered allmulticast mode
[ 2190.029661][T15218] dummy0: entered promiscuous mode
[ 2190.057995][T15219] br0: port 1(dummy0) entered blocking state
[ 2190.058173][T15219] br0: port 1(dummy0) entered forwarding state
[ 2192.322778][   T70] dummy0: left allmulticast mode
[ 2192.322991][   T70] dummy0: left promiscuous mode
[ 2192.323217][   T70] br0: port 1(dummy0) entered disabled state