[  451.226863] br0: port 1(c1) entered blocking state
[  451.226975] br0: port 1(c1) entered disabled state
[  451.227107] c1: entered allmulticast mode
[  451.227214] c1: entered promiscuous mode
[  451.271319] br0: port 2(c2) entered blocking state
[  451.271371] br0: port 2(c2) entered disabled state
[  451.271424] c2: entered allmulticast mode
[  451.271489] c2: entered promiscuous mode
[  451.312719] br0: port 3(c3) entered blocking state
[  451.312796] br0: port 3(c3) entered disabled state
[  451.312857] c3: entered allmulticast mode
[  451.312927] c3: entered promiscuous mode
[  451.356808] br0: port 4(sender) entered blocking state
[  451.356892] br0: port 4(sender) entered disabled state
[  451.356952] sender: entered allmulticast mode
[  451.357046] sender: entered promiscuous mode
[  451.374072] br0: port 4(sender) entered blocking state
[  451.374161] br0: port 4(sender) entered forwarding state
[  451.374213] br0: port 3(c3) entered blocking state
[  451.374258] br0: port 3(c3) entered forwarding state
[  451.374307] br0: port 2(c2) entered blocking state
[  451.374352] br0: port 2(c2) entered forwarding state
[  451.374401] br0: port 1(c1) entered blocking state
[  451.374446] br0: port 1(c1) entered forwarding state
[  462.076208] br0: port 1(c1) entered disabled state
[  462.076517] c1 (unregistering): left allmulticast mode
[  462.076559] c1 (unregistering): left promiscuous mode
[  462.076592] br0: port 1(c1) entered disabled state
[  462.120219] br0: port 2(c2) entered disabled state
[  462.120548] c2 (unregistering): left allmulticast mode
[  462.120587] c2 (unregistering): left promiscuous mode
[  462.120623] br0: port 2(c2) entered disabled state
[  462.160294] br0: port 3(c3) entered disabled state
[  462.160657] c3 (unregistering): left allmulticast mode
[  462.160713] c3 (unregistering): left promiscuous mode
[  462.160760] br0: port 3(c3) entered disabled state
[  462.200279] br0: port 4(sender) entered disabled state
[  462.200638] sender (unregistering): left allmulticast mode
[  462.200682] sender (unregistering): left promiscuous mode
[  462.200719] br0: port 4(sender) entered disabled state