[  731.818682] br0: port 1(c1) entered blocking state
[  731.818758] br0: port 1(c1) entered disabled state
[  731.818830] c1: entered allmulticast mode
[  731.818918] c1: entered promiscuous mode
[  731.873170] br0: port 2(c2) entered blocking state
[  731.873243] br0: port 2(c2) entered disabled state
[  731.873302] c2: entered allmulticast mode
[  731.873388] c2: entered promiscuous mode
[  731.930642] br0: port 3(c3) entered blocking state
[  731.930712] br0: port 3(c3) entered disabled state
[  731.930777] c3: entered allmulticast mode
[  731.930887] c3: entered promiscuous mode
[  731.988386] br0: port 4(sender) entered blocking state
[  731.988451] br0: port 4(sender) entered disabled state
[  731.988509] sender: entered allmulticast mode
[  731.988598] sender: entered promiscuous mode
[  732.011096] br0: port 4(sender) entered blocking state
[  732.011175] br0: port 4(sender) entered forwarding state
[  732.011239] br0: port 3(c3) entered blocking state
[  732.011290] br0: port 3(c3) entered forwarding state
[  732.011349] br0: port 2(c2) entered blocking state
[  732.011397] br0: port 2(c2) entered forwarding state
[  732.011452] br0: port 1(c1) entered blocking state
[  732.011502] br0: port 1(c1) entered forwarding state
[  742.754780] br0: port 1(c1) entered disabled state
[  742.755106] c1 (unregistering): left allmulticast mode
[  742.755195] c1 (unregistering): left promiscuous mode
[  742.755240] br0: port 1(c1) entered disabled state
[  742.799783] br0: port 2(c2) entered disabled state
[  742.800137] c2 (unregistering): left allmulticast mode
[  742.800214] c2 (unregistering): left promiscuous mode
[  742.800268] br0: port 2(c2) entered disabled state
[  742.845771] br0: port 3(c3) entered disabled state
[  742.846065] c3 (unregistering): left allmulticast mode
[  742.846118] c3 (unregistering): left promiscuous mode
[  742.846156] br0: port 3(c3) entered disabled state
[  742.888739] br0: port 4(sender) entered disabled state
[  742.889119] sender (unregistering): left allmulticast mode
[  742.889192] sender (unregistering): left promiscuous mode
[  742.889239] br0: port 4(sender) entered disabled state