[ 1502.738716][ T6301] br1: port 1(veth1) entered blocking state
[ 1502.739124][ T6301] br1: port 1(veth1) entered disabled state
[ 1502.739553][ T6301] veth1: entered allmulticast mode
[ 1502.743373][ T6301] veth1: entered promiscuous mode
[ 1502.875091][   T37] br1: port 1(veth1) entered blocking state
[ 1502.875561][   T37] br1: port 1(veth1) entered forwarding state
[ 1536.392553][ T6480] br1: port 1(veth1) entered disabled state
[ 1536.504908][ T6482] veth1: left allmulticast mode
[ 1536.505282][ T6482] veth1: left promiscuous mode
[ 1536.505923][ T6482] br1: port 1(veth1) entered disabled state