第一步先改为阿里的源：

echo "deb http://mirrors.aliyun.com/kali kali-rolling main non-free contrib" > /etc/apt/sources.listecho "deb-src http://mirrors.aliyun.com/kali kali-rolling main non-free contrib" >> /etc/apt/sources.listecho "deb http://mirrors.aliyun.com/kali-security kali-rolling/updates main contrib non-free" >> /etc/apt/sources.list

第二步骤

rm -rf /var/lib/apt/lists/*

rm -rf /var/lib/apt/lists/partial/*

apt-get update