[ 1009.396751][T21523] veth0: entered allmulticast mode
[ 1009.397108][T21523] veth1: entered allmulticast mode
[ 1009.397335][T21523] veth2: entered allmulticast mode
[ 1009.397553][T21523] veth3: entered allmulticast mode
[ 1018.654766][T21701] tc (21701) used greatest stack depth: 23856 bytes left
[ 1020.042340][T21523] veth0: left allmulticast mode
[ 1020.042569][T21523] veth1: left allmulticast mode
[ 1020.042751][T21523] veth2: left allmulticast mode
[ 1020.042927][T21523] veth3: left allmulticast mode