Re: [CHECKER] large stack variables (>=1K) in 2.4.4 and 2.4.4-ac8

Oliver Neukum
2001-05-25T14:04:53Z

> A small overflow of the kernel stack overwrites the struct task at the
> bottom of the stack, recovery is dubious at best because we rely on
> data in struct task. A large overflow of the kernel stack either
> corrupts the storage below this task's stack, which could hit anything,
> or it gets a stack fault.

Is there a reason for the task structure to be at the bottom rather than the
top of these two pages ?

Regards
Oliver