[   12.388075] br0: port 1(c1) entered blocking state
[   12.388155] br0: port 1(c1) entered disabled state
[   12.388224] c1: entered allmulticast mode
[   12.388312] c1: entered promiscuous mode
[   12.400188] br0: port 2(c2) entered blocking state
[   12.400225] br0: port 2(c2) entered disabled state
[   12.400259] c2: entered allmulticast mode
[   12.400299] c2: entered promiscuous mode
[   12.411995] br0: port 3(c3) entered blocking state
[   12.412063] br0: port 3(c3) entered disabled state
[   12.412125] c3: entered allmulticast mode
[   12.412196] c3: entered promiscuous mode
[   12.423968] br0: port 4(sender) entered blocking state
[   12.424002] br0: port 4(sender) entered disabled state
[   12.424041] sender: entered allmulticast mode
[   12.424087] sender: entered promiscuous mode
[   12.428792] br0: port 4(sender) entered blocking state
[   12.428825] br0: port 4(sender) entered forwarding state
[   12.428855] br0: port 3(c3) entered blocking state
[   12.428886] br0: port 3(c3) entered forwarding state
[   12.428910] br0: port 2(c2) entered blocking state
[   12.428936] br0: port 2(c2) entered forwarding state
[   12.428962] br0: port 1(c1) entered blocking state
[   12.428988] br0: port 1(c1) entered forwarding state
[   23.136134] br0: port 1(c1) entered disabled state
[   23.136342] c1 (unregistering): left allmulticast mode
[   23.136377] c1 (unregistering): left promiscuous mode
[   23.136408] br0: port 1(c1) entered disabled state
[   23.169137] br0: port 3(c3) entered disabled state
[   23.169215] br0: port 2(c2) entered disabled state
[   23.169477] c3 (unregistering): left allmulticast mode
[   23.169511] c3 (unregistering): left promiscuous mode
[   23.169541] br0: port 3(c3) entered disabled state
[   23.169756] c2 (unregistering): left allmulticast mode
[   23.169792] c2 (unregistering): left promiscuous mode
[   23.169831] br0: port 2(c2) entered disabled state
[   23.185137] sender: left allmulticast mode
[   23.185165] sender: left promiscuous mode
[   23.185196] br0: port 4(sender) entered disabled state