linux-kernel - Re: linux-next: build warning after merge of the tip tree

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Message-ID: <202009141310.C668784@keescook>
Date:   Mon, 14 Sep 2020 13:11:37 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
        "H. Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the tip tree

On Mon, Sep 14, 2020 at 01:22:49PM +1000, Stephen Rothwell wrote:
> After merging the tip tree, today's linux-next build (x86_64 allmodconfig)
> produced this warning:
> 
> x86_64-linux-gnu-ld: warning: orphan section `.ctors.65435' from `kernel/trace/trace_selftest_dynamic.o' being placed in section `.ctors.65435'
> [...]

Hmm, I wasn't seeing that...

Which gcc and bintuils versions are you using?

> Probably exposed by commit
> 
>   83109d5d5fba ("x86/build: Warn on orphan section placement")

Very likely! :)

-- 
Kees Cook