[ 2288.499850][T16390] br0: port 1(gw_l) entered blocking state
[ 2288.500179][T16390] br0: port 1(gw_l) entered disabled state
[ 2288.500478][T16390] gw_l: entered allmulticast mode
[ 2288.501497][T16390] gw_l: entered promiscuous mode
[ 2288.587005][T16391] br0: port 2(amtg) entered blocking state
[ 2288.587324][T16391] br0: port 2(amtg) entered disabled state
[ 2288.587613][T16391] amtg: entered allmulticast mode
[ 2288.588631][T16391] amtg: entered promiscuous mode
[ 2288.844699][T16400] br0: port 2(amtg) entered blocking state
[ 2288.845021][T16400] br0: port 2(amtg) entered forwarding state
[ 2289.023990][ T4156] br0: port 1(gw_l) entered blocking state
[ 2289.024382][ T4156] br0: port 1(gw_l) entered forwarding state
[ 2299.782453][   T12] br0: port 1(gw_l) entered disabled state
[ 2299.786447][   T12] gw_l (unregistering): left allmulticast mode
[ 2299.786759][   T12] gw_l (unregistering): left promiscuous mode
[ 2299.787035][   T12] br0: port 1(gw_l) entered disabled state
[ 2299.910343][   T12] amtg: left allmulticast mode
[ 2299.910595][   T12] amtg: left promiscuous mode
[ 2299.910912][   T12] br0: port 2(amtg) entered disabled state