这个核心信息提示有人(可能带有敌意)发送给你一个数据包，该数据包太小甚至片段都不包含标题。

This kernel message indicates that someone (probably maliciously) sent you a packet that was too short even to contain the headers for the fragment.

youdao

最常见的服务器协议是一个基于包的协议的第一个X字节代表了标题和标题包含细节的篇幅完整的数据包。

The most common server protocol is a packet based protocol where the first X bytes represent a header and the header contains details of the length of the complete packet.

youdao