[  448.566713] br0: port 1(c1) entered blocking state
[  448.566773] br0: port 1(c1) entered disabled state
[  448.566829] c1: entered allmulticast mode
[  448.566893] c1: entered promiscuous mode
[  448.614921] br0: port 2(c2) entered blocking state
[  448.614993] br0: port 2(c2) entered disabled state
[  448.615057] c2: entered allmulticast mode
[  448.615147] c2: entered promiscuous mode
[  448.665058] br0: port 3(c3) entered blocking state
[  448.665173] br0: port 3(c3) entered disabled state
[  448.665243] c3: entered allmulticast mode
[  448.665347] c3: entered promiscuous mode
[  448.711209] br0: port 4(sender) entered blocking state
[  448.711271] br0: port 4(sender) entered disabled state
[  448.711331] sender: entered allmulticast mode
[  448.711420] sender: entered promiscuous mode
[  448.730215] br0: port 4(sender) entered blocking state
[  448.730268] br0: port 4(sender) entered forwarding state
[  448.730316] br0: port 3(c3) entered blocking state
[  448.730356] br0: port 3(c3) entered forwarding state
[  448.730392] br0: port 2(c2) entered blocking state
[  448.730429] br0: port 2(c2) entered forwarding state
[  448.730465] br0: port 1(c1) entered blocking state
[  448.730500] br0: port 1(c1) entered forwarding state
[  459.448731] br0: port 1(c1) entered disabled state
[  459.448980] c1 (unregistering): left allmulticast mode
[  459.449054] c1 (unregistering): left promiscuous mode
[  459.449107] br0: port 1(c1) entered disabled state
[  459.495426] br0: port 2(c2) entered disabled state
[  459.495744] c2 (unregistering): left allmulticast mode
[  459.495816] c2 (unregistering): left promiscuous mode
[  459.495856] br0: port 2(c2) entered disabled state
[  459.527382] br0: port 3(c3) entered disabled state
[  459.527683] c3 (unregistering): left allmulticast mode
[  459.527747] c3 (unregistering): left promiscuous mode
[  459.527785] br0: port 3(c3) entered disabled state
[  459.565380] br0: port 4(sender) entered disabled state
[  459.565686] sender (unregistering): left allmulticast mode
[  459.565747] sender (unregistering): left promiscuous mode
[  459.565794] br0: port 4(sender) entered disabled state