Re: [SLAB] __builtin_return_address use without FRAME_POINTER causes boot failure

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Alexander Nyberg wrote:

My fault, I introduced a debugging patch (i think i cc'ed you on it)
which used __builtin_return_address([12]) to save traces of who the
caller of an object is.
Ups. I still have your original mail in my inbox.
The correct way is check the whole stack and store all pointers that are in kernel_text_address(). See store_stack_info() in mm/slab.c.
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