On Sun, Aug 04, 2019 at 10:57:00AM +0300, Ard Biesheuvel wrote:
> (The first TEXT_OFFSET bytes are no longer used in practice, which is
> why putting a reserved region of 4 KB bytes works at the moment, but
> this is fragile).

That is not correct for 32-bit ARM.  The swapper page table is still
located 16kiB below the kernel.

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