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SubjectRe: Segfault on the i386 enter instruction
Tomasz Malesinski wrote:
> On Fri, May 12, 2006 at 03:50:20PM +0200, Andi Kleen wrote:
>> Handling it like you expect would require to disassemble
>> the function in the page fault handler and it's probably not
>> worth doing that for this weird case.
> Does it mean that the ENTER instruction should not be used to create
> stack frames in Linux programs?

Basically, yes. Here is a link to a relevant discussion in the 2.2.7 era:

And perhaps x86-64 is handled different because of the red zone (some
memory below the stack-pointer that can be accessed legally)?


Bart Hartgers - TUE Eindhoven -
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