[ 2911.175813][T21475] veth0: entered allmulticast mode
[ 2911.176359][T21475] veth1: entered allmulticast mode
[ 2911.176704][T21475] veth2: entered allmulticast mode
[ 2911.177036][T21475] veth3: entered allmulticast mode
[ 2938.896866][T21475] veth0: left allmulticast mode
[ 2938.897183][T21475] veth1: left allmulticast mode
[ 2938.897414][T21475] veth2: left allmulticast mode
[ 2938.897639][T21475] veth3: left allmulticast mode