Re: F45 Change Proposal: Enable Shadow Stack by Default on x86_64 (system-wide)

On Tuesday, July 14th, 2026 at 18:24, CS Sushi Man via devel <[email protected]> wrote:

>   if (syscall(SYS_arch_prctl, ARCH_SHSTK_UNLOCK, feature) < 0)
>   {
>     fprintf(stderr, "Error (failed to unlock): %s.\n", strerror(errno));
>     return 1;
>   }

  If the code I sent doesn't work, try removing the if-block I
quoted above. Linux might not like the prospect of non-root
programs unlocking/locking this feature.

          - C. S. Sushi


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