这个值出现在poison.h(linux source\include\linux\poison.h)中:
/*
* Architectures might want to move the poison pointer offset
* into some well-recognized area such as 0xdead000000000000,
* that is also not mappable by user-space exploits:
*/
我只是好奇价值的特殊性0xdead000000000000？
linux-kernel ×1