[ 3030.657844][ T9031] veth0: entered allmulticast mode
[ 3030.658450][ T9031] veth1: entered allmulticast mode
[ 3030.658827][ T9031] veth2: entered allmulticast mode
[ 3030.659168][ T9031] veth3: entered allmulticast mode
[ 3059.641761][ T9031] veth0: left allmulticast mode
[ 3059.642233][ T9031] veth1: left allmulticast mode
[ 3059.642646][ T9031] veth2: left allmulticast mode
[ 3059.643039][ T9031] veth3: left allmulticast mode