[   11.830207] br0: port 1(c1) entered blocking state
[   11.830249] br0: port 1(c1) entered disabled state
[   11.830284] c1: entered allmulticast mode
[   11.830337] c1: entered promiscuous mode
[   11.848725] br0: port 2(c2) entered blocking state
[   11.848754] br0: port 2(c2) entered disabled state
[   11.848791] c2: entered allmulticast mode
[   11.848841] c2: entered promiscuous mode
[   11.867121] br0: port 3(c3) entered blocking state
[   11.867148] br0: port 3(c3) entered disabled state
[   11.867170] c3: entered allmulticast mode
[   11.867214] c3: entered promiscuous mode
[   11.885586] br0: port 4(sender) entered blocking state
[   11.885607] br0: port 4(sender) entered disabled state
[   11.885632] sender: entered allmulticast mode
[   11.885685] sender: entered promiscuous mode
[   11.892806] br0: port 4(sender) entered blocking state
[   11.892826] br0: port 4(sender) entered forwarding state
[   11.892847] br0: port 3(c3) entered blocking state
[   11.892863] br0: port 3(c3) entered forwarding state
[   11.892881] br0: port 2(c2) entered blocking state
[   11.892897] br0: port 2(c2) entered forwarding state
[   11.892918] br0: port 1(c1) entered blocking state
[   11.892938] br0: port 1(c1) entered forwarding state
[   22.556432] br0: port 1(c1) entered disabled state
[   22.556805] c1 (unregistering): left allmulticast mode
[   22.556871] c1 (unregistering): left promiscuous mode
[   22.556936] br0: port 1(c1) entered disabled state
[   22.572075] br0: port 2(c2) entered disabled state
[   22.572247] c2 (unregistering): left allmulticast mode
[   22.572307] c2 (unregistering): left promiscuous mode
[   22.572367] br0: port 2(c2) entered disabled state
[   22.586867] br0: port 3(c3) entered disabled state
[   22.587102] c3 (unregistering): left allmulticast mode
[   22.587168] c3 (unregistering): left promiscuous mode
[   22.587230] br0: port 3(c3) entered disabled state
[   22.601502] br0: port 4(sender) entered disabled state
[   22.601743] sender (unregistering): left allmulticast mode
[   22.601811] sender (unregistering): left promiscuous mode
[   22.601871] br0: port 4(sender) entered disabled state