[  554.568706] br0: port 1(c1) entered blocking state
[  554.568814] br0: port 1(c1) entered disabled state
[  554.568882] c1: entered allmulticast mode
[  554.568972] c1: entered promiscuous mode
[  554.660773] br0: port 2(c2) entered blocking state
[  554.660868] br0: port 2(c2) entered disabled state
[  554.660937] c2: entered allmulticast mode
[  554.661026] c2: entered promiscuous mode
[  554.763540] br0: port 3(c3) entered blocking state
[  554.763636] br0: port 3(c3) entered disabled state
[  554.763702] c3: entered allmulticast mode
[  554.763781] c3: entered promiscuous mode
[  554.875405] br0: port 4(sender) entered blocking state
[  554.875484] br0: port 4(sender) entered disabled state
[  554.875551] sender: entered allmulticast mode
[  554.875653] sender: entered promiscuous mode
[  554.915324] br0: port 4(sender) entered blocking state
[  554.915400] br0: port 4(sender) entered forwarding state
[  554.915455] br0: port 3(c3) entered blocking state
[  554.915506] br0: port 3(c3) entered forwarding state
[  554.915560] br0: port 2(c2) entered blocking state
[  554.915612] br0: port 2(c2) entered forwarding state
[  554.915667] br0: port 1(c1) entered blocking state
[  554.915720] br0: port 1(c1) entered forwarding state
[  565.750011] br0: port 1(c1) entered disabled state
[  565.750372] c1 (unregistering): left allmulticast mode
[  565.750417] c1 (unregistering): left promiscuous mode
[  565.750451] br0: port 1(c1) entered disabled state
[  565.803982] br0: port 2(c2) entered disabled state
[  565.804218] c2 (unregistering): left allmulticast mode
[  565.804257] c2 (unregistering): left promiscuous mode
[  565.804290] br0: port 2(c2) entered disabled state
[  565.852996] br0: port 3(c3) entered disabled state
[  565.853248] c3 (unregistering): left allmulticast mode
[  565.853313] c3 (unregistering): left promiscuous mode
[  565.853359] br0: port 3(c3) entered disabled state
[  565.925018] br0: port 4(sender) entered disabled state
[  565.925287] sender (unregistering): left allmulticast mode
[  565.925346] sender (unregistering): left promiscuous mode
[  565.925409] br0: port 4(sender) entered disabled state