[ 1550.584534][ T6520] br1: port 1(veth1) entered blocking state
[ 1550.584829][ T6520] br1: port 1(veth1) entered disabled state
[ 1550.585084][ T6520] veth1: entered allmulticast mode
[ 1550.586955][ T6520] veth1: entered promiscuous mode
[ 1550.732317][ T4899] br1: port 1(veth1) entered blocking state
[ 1550.732592][ T4899] br1: port 1(veth1) entered forwarding state
[ 1570.933034][ T6595] br1: port 1(veth1) entered disabled state
[ 1571.079486][ T6596] veth1: left allmulticast mode
[ 1571.079709][ T6596] veth1: left promiscuous mode
[ 1571.080882][ T6596] br1: port 1(veth1) entered disabled state