[  736.517699] br0: port 1(c1) entered blocking state
[  736.517773] br0: port 1(c1) entered disabled state
[  736.517841] c1: entered allmulticast mode
[  736.517921] c1: entered promiscuous mode
[  736.578217] br0: port 2(c2) entered blocking state
[  736.578352] br0: port 2(c2) entered disabled state
[  736.578441] c2: entered allmulticast mode
[  736.578573] c2: entered promiscuous mode
[  736.639014] br0: port 3(c3) entered blocking state
[  736.639117] br0: port 3(c3) entered disabled state
[  736.639182] c3: entered allmulticast mode
[  736.639279] c3: entered promiscuous mode
[  736.696348] br0: port 4(sender) entered blocking state
[  736.696439] br0: port 4(sender) entered disabled state
[  736.696540] sender: entered allmulticast mode
[  736.696643] sender: entered promiscuous mode
[  736.719400] br0: port 4(sender) entered blocking state
[  736.719493] br0: port 4(sender) entered forwarding state
[  736.719558] br0: port 3(c3) entered blocking state
[  736.719632] br0: port 3(c3) entered forwarding state
[  736.719699] br0: port 2(c2) entered blocking state
[  736.719766] br0: port 2(c2) entered forwarding state
[  736.719826] br0: port 1(c1) entered blocking state
[  736.719892] br0: port 1(c1) entered forwarding state
[  747.428463] br0: port 1(c1) entered disabled state
[  747.428781] c1 (unregistering): left allmulticast mode
[  747.428838] c1 (unregistering): left promiscuous mode
[  747.428874] br0: port 1(c1) entered disabled state
[  747.481498] br0: port 2(c2) entered disabled state
[  747.481862] c2 (unregistering): left allmulticast mode
[  747.481936] c2 (unregistering): left promiscuous mode
[  747.481992] br0: port 2(c2) entered disabled state
[  747.529503] br0: port 3(c3) entered disabled state
[  747.529807] c3 (unregistering): left allmulticast mode
[  747.529870] c3 (unregistering): left promiscuous mode
[  747.529908] br0: port 3(c3) entered disabled state
[  747.572447] br0: port 4(sender) entered disabled state
[  747.572689] sender (unregistering): left allmulticast mode
[  747.572746] sender (unregistering): left promiscuous mode
[  747.572785] br0: port 4(sender) entered disabled state