[  576.711281] br0: port 1(c1) entered blocking state
[  576.711364] br0: port 1(c1) entered disabled state
[  576.711440] c1: entered allmulticast mode
[  576.711536] c1: entered promiscuous mode
[  576.795199] br0: port 2(c2) entered blocking state
[  576.795260] br0: port 2(c2) entered disabled state
[  576.795313] c2: entered allmulticast mode
[  576.795383] c2: entered promiscuous mode
[  576.878372] br0: port 3(c3) entered blocking state
[  576.878465] br0: port 3(c3) entered disabled state
[  576.878547] c3: entered allmulticast mode
[  576.878649] c3: entered promiscuous mode
[  576.962832] br0: port 4(sender) entered blocking state
[  576.962903] br0: port 4(sender) entered disabled state
[  576.962961] sender: entered allmulticast mode
[  576.963040] sender: entered promiscuous mode
[  576.994164] br0: port 4(sender) entered blocking state
[  576.994218] br0: port 4(sender) entered forwarding state
[  576.994258] br0: port 3(c3) entered blocking state
[  576.994291] br0: port 3(c3) entered forwarding state
[  576.994330] br0: port 2(c2) entered blocking state
[  576.994365] br0: port 2(c2) entered forwarding state
[  576.994401] br0: port 1(c1) entered blocking state
[  576.994430] br0: port 1(c1) entered forwarding state
[  587.795970] br0: port 1(c1) entered disabled state
[  587.796453] c1 (unregistering): left allmulticast mode
[  587.796519] c1 (unregistering): left promiscuous mode
[  587.796585] br0: port 1(c1) entered disabled state
[  587.855851] br0: port 2(c2) entered disabled state
[  587.856192] c2 (unregistering): left allmulticast mode
[  587.856255] c2 (unregistering): left promiscuous mode
[  587.856311] br0: port 2(c2) entered disabled state
[  587.905913] br0: port 3(c3) entered disabled state
[  587.906175] c3 (unregistering): left allmulticast mode
[  587.906231] c3 (unregistering): left promiscuous mode
[  587.906291] br0: port 3(c3) entered disabled state
[  587.979852] br0: port 4(sender) entered disabled state
[  587.980118] sender (unregistering): left allmulticast mode
[  587.980180] sender (unregistering): left promiscuous mode
[  587.980234] br0: port 4(sender) entered disabled state