[ 2021.365643][T19457] veth0: entered allmulticast mode
[ 2021.366399][T19457] veth1: entered allmulticast mode
[ 2021.367058][T19457] veth2: entered allmulticast mode
[ 2021.367559][T19457] veth3: entered allmulticast mode
[ 2044.757530][T19457] veth0: left allmulticast mode
[ 2044.757998][T19457] veth1: left allmulticast mode
[ 2044.758427][T19457] veth2: left allmulticast mode
[ 2044.758838][T19457] veth3: left allmulticast mode