[  917.742677][T30998] br0: port 1(c1) entered blocking state
[  917.742894][T30998] br0: port 1(c1) entered disabled state
[  917.743070][T30998] c1: entered allmulticast mode
[  917.744621][T30998] c1: entered promiscuous mode
[  917.890006][T31003] br0: port 2(c2) entered blocking state
[  917.890320][T31003] br0: port 2(c2) entered disabled state
[  917.890482][T31003] c2: entered allmulticast mode
[  917.891990][T31003] c2: entered promiscuous mode
[  918.041567][T31008] br0: port 3(c3) entered blocking state
[  918.041751][T31008] br0: port 3(c3) entered disabled state
[  918.041914][T31008] c3: entered allmulticast mode
[  918.043453][T31008] c3: entered promiscuous mode
[  918.177573][T31013] br0: port 4(sender) entered blocking state
[  918.177846][T31013] br0: port 4(sender) entered disabled state
[  918.178086][T31013] sender: entered allmulticast mode
[  918.180112][T31013] sender: entered promiscuous mode
[  918.228076][T31015] br0: port 4(sender) entered blocking state
[  918.228333][T31015] br0: port 4(sender) entered forwarding state
[  918.228678][T31015] br0: port 3(c3) entered blocking state
[  918.228833][T31015] br0: port 3(c3) entered forwarding state
[  918.229177][T31015] br0: port 2(c2) entered blocking state
[  918.229331][T31015] br0: port 2(c2) entered forwarding state
[  918.229644][T31015] br0: port 1(c1) entered blocking state
[  918.229803][T31015] br0: port 1(c1) entered forwarding state
[  929.331505][   T12] br0: port 1(c1) entered disabled state
[  929.343720][   T12] c1 (unregistering): left allmulticast mode
[  929.343938][   T12] c1 (unregistering): left promiscuous mode
[  929.344122][   T12] br0: port 1(c1) entered disabled state
[  929.458250][   T12] br0: port 2(c2) entered disabled state
[  929.468505][   T12] c2 (unregistering): left allmulticast mode
[  929.468731][   T12] c2 (unregistering): left promiscuous mode
[  929.468947][   T12] br0: port 2(c2) entered disabled state
[  929.595479][   T12] br0: port 3(c3) entered disabled state
[  929.606978][   T12] c3 (unregistering): left allmulticast mode
[  929.607224][   T12] c3 (unregistering): left promiscuous mode
[  929.607438][   T12] br0: port 3(c3) entered disabled state
[  929.726374][   T12] br0: port 4(sender) entered disabled state
[  929.736150][   T12] sender (unregistering): left allmulticast mode
[  929.738180][   T12] sender (unregistering): left promiscuous mode
[  929.738576][   T12] br0: port 4(sender) entered disabled state