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From:   Geert Uytterhoeven <geert@linux-m68k.org>
Date:   Tue, 3 Nov 2020 10:47:22 +0100
Message-ID: <CAMuHMdV2A21oMcA9=rQVfL9xJfRZpV__87byMo4GsXH2i7Y2uQ@mail.gmail.com>
Subject: Re: ERROR: modpost: "__udivdi3" [fs/btrfs/btrfs.ko] undefined!
To:     Naresh Kamboju <naresh.kamboju@linaro.org>
Cc:     Linux-Next Mailing List <linux-next@vger.kernel.org>,
        open list <linux-kernel@vger.kernel.org>,
        lkft-triage@lists.linaro.org,
        linux-btrfs <linux-btrfs@vger.kernel.org>,
        Linux ARM <linux-arm-kernel@lists.infradead.org>,
        Chris Mason <clm@fb.com>, Josef Bacik <josef@toxicpanda.com>,
        David Sterba <dsterba@suse.com>
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On Tue, Nov 3, 2020 at 10:43 AM Naresh Kamboju
<naresh.kamboju@linaro.org> wrote:
> Linux next 20201103 tag make modules failed for i386 and arm
> architecture builds.
>
> Error log:
>   LD [M]  fs/btrfs/btrfs.o
>   MODPOST Module.symvers
> ERROR: modpost: "__udivdi3" [fs/btrfs/btrfs.ko] undefined!
> scripts/Makefile.modpost:111: recipe for target 'Module.symvers' failed
> make[2]: *** [Module.symvers] Error 1
>
> Full build log,
> https://ci.linaro.org/view/lkft/job/openembedded-lkft-linux-next/DISTRO=lkft,MACHINE=intel-core2-32,label=docker-lkft/891/consoleText
> https://ci.linaro.org/view/lkft/job/openembedded-lkft-linux-next/DISTRO=lkft,MACHINE=am57xx-evm,label=docker-lkft/891/consoleText
>
> --
> Linaro LKFT
> https://lkft.linaro.org

Yeah, I had a look earlier today, thanks to the kisskb builder, and
the btrfs people are working on a fix.
Interestingly, the issue was reported in September, and still entered
linux-next, so we all had a great time to look into it ;-)

https://lore.kernel.org/linux-btrfs/202009160107.DZZO6Dfi%25lkp@intel.com/
https://lore.kernel.org/linux-btrfs/20201102073114.66750-1-wqu@suse.com/

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds