linux-kernel - Re: PROBLEM: objtool: __x64_sys_exit_group()+0x14: unreachable instruction

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Message-ID: <CAG=yYw=N6fRJfsQG08-h5SX1RBqgcZjhCU44e1QFHaJ6_YS_Ng@mail.gmail.com>
Date:   Fri, 15 Nov 2019 22:32:41 +0530
From:   Jeffrin Thalakkottoor <jeffrin@...agiritech.edu.in>
To:     Sasha Levin <sashal@...nel.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>, oleg@...hat.com,
        christian@...uner.io, tj@...nel.org, peterz@...radead.org,
        prsood@...eaurora.org, avagin@...il.com, aarcange@...hat.com,
        lkml <linux-kernel@...r.kernel.org>, stable@...r.kernel.org
Subject: Re: PROBLEM: objtool: __x64_sys_exit_group()+0x14: unreachable instruction

On Thu, Nov 14, 2019 at 3:07 AM Jeffrin Thalakkottoor
<jeffrin@...agiritech.edu.in> wrote:
>
> On Wed, Nov 13, 2019 at 7:00 AM Sasha Levin <sashal@...nel.org> wrote:
> > Could you bisect it please? I'm not seeing the warning here, and
> > kernel/exit.c wasn't touched during the life of the 5.3 stable tree.
>
>
> I tried  using related to  "git bisect"  and managed to  check based
> on kernel revision related. The warning existed even on 5.3.5 and
> may be even back . i think may be it  is a compiler issue which creates
> the warning and not the kernel.

i saw a link related to our issue:
https://lore.kernel.org/lkml/20170726191008.jk2cdqr4wqnc33es@treble/
please see the above link.





-- 
software engineer
rajagiri school of engineering and technology