[  734.559291] br0: port 1(c1) entered blocking state
[  734.559396] br0: port 1(c1) entered disabled state
[  734.559482] c1: entered allmulticast mode
[  734.559587] c1: entered promiscuous mode
[  734.610265] br0: port 2(c2) entered blocking state
[  734.610350] br0: port 2(c2) entered disabled state
[  734.610418] c2: entered allmulticast mode
[  734.610516] c2: entered promiscuous mode
[  734.662093] br0: port 3(c3) entered blocking state
[  734.662194] br0: port 3(c3) entered disabled state
[  734.662273] c3: entered allmulticast mode
[  734.662361] c3: entered promiscuous mode
[  734.715905] br0: port 4(sender) entered blocking state
[  734.715976] br0: port 4(sender) entered disabled state
[  734.716052] sender: entered allmulticast mode
[  734.716160] sender: entered promiscuous mode
[  734.737286] br0: port 4(sender) entered blocking state
[  734.737357] br0: port 4(sender) entered forwarding state
[  734.737406] br0: port 3(c3) entered blocking state
[  734.737459] br0: port 3(c3) entered forwarding state
[  734.737515] br0: port 2(c2) entered blocking state
[  734.737574] br0: port 2(c2) entered forwarding state
[  734.737637] br0: port 1(c1) entered blocking state
[  734.737680] br0: port 1(c1) entered forwarding state
[  745.460763] br0: port 1(c1) entered disabled state
[  745.461116] c1 (unregistering): left allmulticast mode
[  745.461209] c1 (unregistering): left promiscuous mode
[  745.461311] br0: port 1(c1) entered disabled state
[  745.500748] br0: port 2(c2) entered disabled state
[  745.501073] c2 (unregistering): left allmulticast mode
[  745.501153] c2 (unregistering): left promiscuous mode
[  745.501229] br0: port 2(c2) entered disabled state
[  745.551744] br0: port 3(c3) entered disabled state
[  745.552085] c3 (unregistering): left allmulticast mode
[  745.552148] c3 (unregistering): left promiscuous mode
[  745.552223] br0: port 3(c3) entered disabled state
[  745.588721] br0: port 4(sender) entered disabled state
[  745.589019] sender (unregistering): left allmulticast mode
[  745.589079] sender (unregistering): left promiscuous mode
[  745.589126] br0: port 4(sender) entered disabled state