From: Josh Poimboeuf <jpoimboe@redhat.com>
To: valdis.kletnieks@vt.edu
Cc: Peter Zijlstra <peterz@infradead.org>, linux-kernel@vger.kernel.org
Subject: Re: next-20190125 - objtool complains about dumpstack
Date: Sun, 27 Jan 2019 22:18:25 -0600 [thread overview]
Message-ID: <20190128041825.db2fsdktmisvzq72@treble> (raw)
In-Reply-To: <27806.1548647103@turing-police.cc.vt.edu>
On Sun, Jan 27, 2019 at 10:45:03PM -0500, valdis.kletnieks@vt.edu wrote:
> Seen in a build:
>
> CC arch/x86/kernel/dumpstack.o
> arch/x86/kernel/dumpstack.o: warning: objtool: oops_begin()+0x9: undefined stack state
> arch/x86/kernel/dumpstack.o: warning: objtool: oops_begin()+0x0: stack state mismatch: cfa1=6+16 cfa2=7+8
>
> Probably a gcc9 code generation that objtool doesn't know about?
Can you share the .o file?
--
Josh
next prev parent reply other threads:[~2019-01-28 4:56 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-28 3:45 valdis.kletnieks
2019-01-28 4:18 ` Josh Poimboeuf [this message]
2019-01-28 4:40 ` valdis.kletnieks
2019-01-28 16:19 ` Josh Poimboeuf
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