From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_NEOMUTT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F9D0C31E4A for ; Thu, 13 Jun 2019 15:07:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 22FE4207E0 for ; Thu, 13 Jun 2019 15:07:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732405AbfFMPGy (ORCPT ); Thu, 13 Jun 2019 11:06:54 -0400 Received: from mx1.redhat.com ([209.132.183.28]:49580 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732404AbfFMOGy (ORCPT ); Thu, 13 Jun 2019 10:06:54 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 02DF7307D986; Thu, 13 Jun 2019 14:06:49 +0000 (UTC) Received: from treble (ovpn-121-232.rdu2.redhat.com [10.10.121.232]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 67F4180E5; Thu, 13 Jun 2019 14:06:43 +0000 (UTC) Date: Thu, 13 Jun 2019 09:06:36 -0500 From: Josh Poimboeuf To: Randy Dunlap Cc: LKML , "linux-next@vger.kernel.org" , Peter Zijlstra , Andrew Morton Subject: Re: mmotm: objtool warning Message-ID: <20190613140636.nokozwltmqrmyrin@treble> References: <5baaf9ec-8ea7-544c-49d1-dde519d919ca@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <5baaf9ec-8ea7-544c-49d1-dde519d919ca@infradead.org> User-Agent: NeoMutt/20180716 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.48]); Thu, 13 Jun 2019 14:06:54 +0000 (UTC) Sender: linux-next-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org On Wed, Jun 12, 2019 at 07:57:43PM -0700, Randy Dunlap wrote: > In yesterday's mmotm, I see this objtool warning: > > arch/x86/entry/entry_64.o: warning: objtool: .entry.text+0x908: unreachable instruction I think it's this one again: https://lkml.kernel.org/r/15ed85f4-bf2e-da91-71c1-46875d1c6e3f@infradead.org I still can't reproduce it, and I still don't understand it... -- Josh