[ 3310.275713] br0: port 1(dummy0) entered disabled state [ 3310.446588] br0: port 1(dummy0) entered listening state [ 3311.812608] br0: port 1(dummy0) entered learning state [ 3311.986484] br0: port 1(dummy0) entered forwarding state [ 3312.154601] br0: port 1(dummy0) entered forwarding state [ 3327.629966] br0: port 1(dummy0) entered disabled state [ 3327.685192] br0: port 1(dummy0) entered blocking state [ 3327.685530] br0: port 1(dummy0) entered listening state [ 3348.125892] br0: port 1(dummy0) entered learning state [ 3368.606097] br0: port 1(dummy0) entered forwarding state [ 3368.606539] br0: topology change detected, propagating [ 3388.718765] br0: port 1(dummy0) entered disabled state [ 3388.772417] device dummy0 left promiscuous mode [ 3388.773243] br0: port 1(dummy0) entered disabled state