[  548.388592] br0: port 1(c1) entered blocking state
[  548.388672] br0: port 1(c1) entered disabled state
[  548.388763] c1: entered allmulticast mode
[  548.388850] c1: entered promiscuous mode
[  548.480824] br0: port 2(c2) entered blocking state
[  548.480911] br0: port 2(c2) entered disabled state
[  548.480981] c2: entered allmulticast mode
[  548.481065] c2: entered promiscuous mode
[  548.570996] br0: port 3(c3) entered blocking state
[  548.571074] br0: port 3(c3) entered disabled state
[  548.571143] c3: entered allmulticast mode
[  548.571227] c3: entered promiscuous mode
[  548.662304] br0: port 4(sender) entered blocking state
[  548.662363] br0: port 4(sender) entered disabled state
[  548.662414] sender: entered allmulticast mode
[  548.662497] sender: entered promiscuous mode
[  548.694796] br0: port 4(sender) entered blocking state
[  548.694854] br0: port 4(sender) entered forwarding state
[  548.694898] br0: port 3(c3) entered blocking state
[  548.694936] br0: port 3(c3) entered forwarding state
[  548.694978] br0: port 2(c2) entered blocking state
[  548.695024] br0: port 2(c2) entered forwarding state
[  548.695066] br0: port 1(c1) entered blocking state
[  548.695100] br0: port 1(c1) entered forwarding state
[  559.516938] br0: port 1(c1) entered disabled state
[  559.517251] c1 (unregistering): left allmulticast mode
[  559.517304] c1 (unregistering): left promiscuous mode
[  559.517348] br0: port 1(c1) entered disabled state
[  559.568950] br0: port 2(c2) entered disabled state
[  559.569255] c2 (unregistering): left allmulticast mode
[  559.569310] c2 (unregistering): left promiscuous mode
[  559.569349] br0: port 2(c2) entered disabled state
[  559.626978] br0: port 3(c3) entered disabled state
[  559.627433] c3 (unregistering): left allmulticast mode
[  559.627500] c3 (unregistering): left promiscuous mode
[  559.627540] br0: port 3(c3) entered disabled state
[  559.680939] br0: port 4(sender) entered disabled state
[  559.681215] sender (unregistering): left allmulticast mode
[  559.681259] sender (unregistering): left promiscuous mode
[  559.681299] br0: port 4(sender) entered disabled state