[ 1721.274956][ T6936] veth0: entered allmulticast mode
[ 1721.275797][ T6936] veth1: entered allmulticast mode
[ 1721.277444][ T6936] veth2: entered allmulticast mode
[ 1721.278433][ T6936] veth3: entered allmulticast mode
[ 1750.250983][ T6936] veth0: left allmulticast mode
[ 1750.251289][ T6936] veth1: left allmulticast mode
[ 1750.251558][ T6936] veth2: left allmulticast mode
[ 1750.251830][ T6936] veth3: left allmulticast mode