[PATCH gnupg v13] Disable CPU speculation-related misfeatures

Jeffrey Walton noloader at gmail.com
Thu Jul 10 19:51:05 CEST 2025


On Thu, Jul 10, 2025 at 11:15 AM Guido Trentalancia via Gnupg-devel
<gnupg-devel at gnupg.org> wrote:
>
> [...]
> I have switched to simple printf() calls in a new v13 patch, which is also my last attempt to fix this.

You cannot use printf in a signal handler. It is _not_ AS-Safe. See
the signal-safety(7) man page, like
<https://man7.org/linux/man-pages/man7/signal-safety.7.html>.

Jeff



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