Re: Using GCC 10 for all architectures

From	Alper Nebi Yasak <alpernebiyasak@gmail.com>
Newsgroups	linux.debian.kernel
Subject	Re: Using GCC 10 for all architectures
Date	2020-08-05 20:00 +0200
Message-ID	<AAvRL-89R-1@gated-at.bofh.it> (permalink)
References	<AA5Xk-YY-7@gated-at.bofh.it> <AAo3T-3wH-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On 05/08/2020 12:36, Alper Nebi Yasak wrote:
> When I build an arm64 kernel with upstream v5.8 (make bindeb-pkg) on
> sid, the built kernel can't load any modules -- lsmod output is empty,
> modprobe-ing any module fails with "Exec format error". I think it might
> be related to GCC 10, 

This doesn't happen on the Debian package even with GCC 10. Maybe 
something went wrong with my config or environment with the upstream builds.

> I also ran into a GCC issue other people already reported [1][2] while
> building the current version of the master branch (26a6ecc2) for arm64
> (I wanted to check if it could load modules correctly, I will send an
> update if I can manage to test that).
> 
> [1] https://lkml.org/lkml/2020/7/27/575
> [2] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96377

There is a "quick workaround" suggested in [2], and applying it does fix 
the arm64 build.

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Using GCC 10 for all architectures Bastian Blank <waldi@debian.org> - 2020-08-04 16:20 +0200
  Re: Using GCC 10 for all architectures Alper Nebi Yasak <alpernebiyasak@gmail.com> - 2020-08-05 11:40 +0200
    Re: Using GCC 10 for all architectures Alper Nebi Yasak <alpernebiyasak@gmail.com> - 2020-08-05 20:00 +0200

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