[  548.368507] br0: port 1(c1) entered blocking state
[  548.368575] br0: port 1(c1) entered disabled state
[  548.368633] c1: entered allmulticast mode
[  548.368738] c1: entered promiscuous mode
[  548.453276] br0: port 2(c2) entered blocking state
[  548.453364] br0: port 2(c2) entered disabled state
[  548.453440] c2: entered allmulticast mode
[  548.453532] c2: entered promiscuous mode
[  548.542829] br0: port 3(c3) entered blocking state
[  548.542885] br0: port 3(c3) entered disabled state
[  548.542936] c3: entered allmulticast mode
[  548.543012] c3: entered promiscuous mode
[  548.618907] br0: port 4(sender) entered blocking state
[  548.618973] br0: port 4(sender) entered disabled state
[  548.619042] sender: entered allmulticast mode
[  548.619128] sender: entered promiscuous mode
[  548.650929] br0: port 4(sender) entered blocking state
[  548.651001] br0: port 4(sender) entered forwarding state
[  548.651047] br0: port 3(c3) entered blocking state
[  548.651088] br0: port 3(c3) entered forwarding state
[  548.651122] br0: port 2(c2) entered blocking state
[  548.651156] br0: port 2(c2) entered forwarding state
[  548.651190] br0: port 1(c1) entered blocking state
[  548.651228] br0: port 1(c1) entered forwarding state
[  559.465879] br0: port 1(c1) entered disabled state
[  559.466161] c1 (unregistering): left allmulticast mode
[  559.466222] c1 (unregistering): left promiscuous mode
[  559.466276] br0: port 1(c1) entered disabled state
[  559.520915] br0: port 2(c2) entered disabled state
[  559.521219] c2 (unregistering): left allmulticast mode
[  559.521266] c2 (unregistering): left promiscuous mode
[  559.521311] br0: port 2(c2) entered disabled state
[  559.582861] br0: port 3(c3) entered disabled state
[  559.583135] c3 (unregistering): left allmulticast mode
[  559.583192] c3 (unregistering): left promiscuous mode
[  559.583239] br0: port 3(c3) entered disabled state
[  559.628840] br0: port 4(sender) entered disabled state
[  559.629093] sender (unregistering): left allmulticast mode
[  559.629150] sender (unregistering): left promiscuous mode
[  559.629197] br0: port 4(sender) entered disabled state