[  673.482614] br0: port 1(c1) entered blocking state
[  673.482760] br0: port 1(c1) entered disabled state
[  673.482837] c1: entered allmulticast mode
[  673.482931] c1: entered promiscuous mode
[  673.524735] br0: port 2(c2) entered blocking state
[  673.524839] br0: port 2(c2) entered disabled state
[  673.524916] c2: entered allmulticast mode
[  673.525009] c2: entered promiscuous mode
[  673.565490] br0: port 3(c3) entered blocking state
[  673.565571] br0: port 3(c3) entered disabled state
[  673.565619] c3: entered allmulticast mode
[  673.565688] c3: entered promiscuous mode
[  673.606529] br0: port 4(sender) entered blocking state
[  673.606611] br0: port 4(sender) entered disabled state
[  673.606671] sender: entered allmulticast mode
[  673.606752] sender: entered promiscuous mode
[  673.623201] br0: port 4(sender) entered blocking state
[  673.623299] br0: port 4(sender) entered forwarding state
[  673.623375] br0: port 3(c3) entered blocking state
[  673.623435] br0: port 3(c3) entered forwarding state
[  673.623507] br0: port 2(c2) entered blocking state
[  673.623572] br0: port 2(c2) entered forwarding state
[  673.623637] br0: port 1(c1) entered blocking state
[  673.623702] br0: port 1(c1) entered forwarding state
[  684.332011] br0: port 1(c1) entered disabled state
[  684.332366] c1 (unregistering): left allmulticast mode
[  684.332440] c1 (unregistering): left promiscuous mode
[  684.332500] br0: port 1(c1) entered disabled state
[  684.378054] br0: port 2(c2) entered disabled state
[  684.378533] c2 (unregistering): left allmulticast mode
[  684.378610] c2 (unregistering): left promiscuous mode
[  684.378680] br0: port 2(c2) entered disabled state
[  684.417974] br0: port 3(c3) entered disabled state
[  684.418269] c3 (unregistering): left allmulticast mode
[  684.418331] c3 (unregistering): left promiscuous mode
[  684.418385] br0: port 3(c3) entered disabled state
[  684.461312] br0: port 4(sender) entered disabled state
[  684.461643] sender (unregistering): left allmulticast mode
[  684.461702] sender (unregistering): left promiscuous mode
[  684.461745] br0: port 4(sender) entered disabled state