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From: Philipp Stephani
Newsgroups: gmane.emacs.bugs
Subject: bug#47828: seccomp test failures
Date: Mon, 19 Apr 2021 18:00:07 +0200
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Cc: Philipp Stephani , 47828@debbugs.gnu.org
To: Glenn Morris
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Am Mo., 19. Apr. 2021 um 17:49 Uhr schrieb Glenn Morris :
>
> Philipp Stephani wrote:
>
> >> IIUC, it's arch_prctl.
> >
> > What's the subfunction (first argument)? From looking at the glibc
> > sources it could be ARCH_CET_STATUS (0x3001).
>
> How do I find that out?
I've often had success with installing the debug symbols for the
libraries in question (often they are in a separate package) and then
using coredumpctl debug to drop into GDB.