[ 2120.877911][ T2013] br0: port 1(gw_l) entered blocking state
[ 2120.878220][ T2013] br0: port 1(gw_l) entered disabled state
[ 2120.878503][ T2013] gw_l: entered allmulticast mode
[ 2120.879882][ T2013] gw_l: entered promiscuous mode
[ 2120.910211][ T2014] br0: port 2(amtg) entered blocking state
[ 2120.910515][ T2014] br0: port 2(amtg) entered disabled state
[ 2120.910799][ T2014] amtg: entered allmulticast mode
[ 2120.911786][ T2014] amtg: entered promiscuous mode
[ 2121.120498][ T2021] br0: port 2(amtg) entered blocking state
[ 2121.120867][ T2021] br0: port 2(amtg) entered forwarding state
[ 2121.414608][   T39] br0: port 1(gw_l) entered blocking state
[ 2121.415152][   T39] br0: port 1(gw_l) entered forwarding state
[ 2132.043142][   T12] br0: port 1(gw_l) entered disabled state
[ 2132.052340][   T12] gw_l (unregistering): left allmulticast mode
[ 2132.052667][   T12] gw_l (unregistering): left promiscuous mode
[ 2132.052994][   T12] br0: port 1(gw_l) entered disabled state
[ 2132.133108][   T12] amtg: left allmulticast mode
[ 2132.133387][   T12] amtg: left promiscuous mode
[ 2132.133738][   T12] br0: port 2(amtg) entered disabled state