[ 2080.556560][T26905] br0: port 1(dummy0) entered blocking state
[ 2080.556766][T26905] br0: port 1(dummy0) entered disabled state
[ 2080.556931][T26905] dummy0: entered allmulticast mode
[ 2080.557782][T26905] dummy0: entered promiscuous mode
[ 2080.584256][T26906] br0: port 1(dummy0) entered blocking state
[ 2080.584433][T26906] br0: port 1(dummy0) entered forwarding state
[ 2082.553304][   T12] dummy0: left allmulticast mode
[ 2082.553457][   T12] dummy0: left promiscuous mode
[ 2082.553664][   T12] br0: port 1(dummy0) entered disabled state