[  495.396187] br0: port 1(c1) entered blocking state
[  495.396261] br0: port 1(c1) entered disabled state
[  495.396314] c1: entered allmulticast mode
[  495.396393] c1: entered promiscuous mode
[  495.440633] br0: port 2(c2) entered blocking state
[  495.440718] br0: port 2(c2) entered disabled state
[  495.440785] c2: entered allmulticast mode
[  495.440859] c2: entered promiscuous mode
[  495.483454] br0: port 3(c3) entered blocking state
[  495.483515] br0: port 3(c3) entered disabled state
[  495.483564] c3: entered allmulticast mode
[  495.483631] c3: entered promiscuous mode
[  495.526249] br0: port 4(sender) entered blocking state
[  495.526346] br0: port 4(sender) entered disabled state
[  495.526420] sender: entered allmulticast mode
[  495.526523] sender: entered promiscuous mode
[  495.543093] br0: port 4(sender) entered blocking state
[  495.543167] br0: port 4(sender) entered forwarding state
[  495.543219] br0: port 3(c3) entered blocking state
[  495.543264] br0: port 3(c3) entered forwarding state
[  495.543314] br0: port 2(c2) entered blocking state
[  495.543359] br0: port 2(c2) entered forwarding state
[  495.543424] br0: port 1(c1) entered blocking state
[  495.543469] br0: port 1(c1) entered forwarding state
[  506.262613] br0: port 1(c1) entered disabled state
[  506.263008] c1 (unregistering): left allmulticast mode
[  506.263070] c1 (unregistering): left promiscuous mode
[  506.263124] br0: port 1(c1) entered disabled state
[  506.309581] br0: port 2(c2) entered disabled state
[  506.309913] c2 (unregistering): left allmulticast mode
[  506.309980] c2 (unregistering): left promiscuous mode
[  506.310048] br0: port 2(c2) entered disabled state
[  506.338554] br0: port 3(c3) entered disabled state
[  506.338854] c3 (unregistering): left allmulticast mode
[  506.338915] c3 (unregistering): left promiscuous mode
[  506.338969] br0: port 3(c3) entered disabled state
[  506.373525] br0: port 4(sender) entered disabled state
[  506.373995] sender (unregistering): left allmulticast mode
[  506.374065] sender (unregistering): left promiscuous mode
[  506.374114] br0: port 4(sender) entered disabled state