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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 2C0D4C282C8 for ; Mon, 28 Jan 2019 03:44:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F345420C01 for ; Mon, 28 Jan 2019 03:44:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726672AbfA1Doi (ORCPT ); Sun, 27 Jan 2019 22:44:38 -0500 Received: from outbound.smtp.vt.edu ([198.82.183.121]:59612 "EHLO omr1.cc.vt.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726626AbfA1Doi (ORCPT ); Sun, 27 Jan 2019 22:44:38 -0500 Received: from mr1.cc.vt.edu (smtp.ipv6.vt.edu [IPv6:2607:b400:92:9:0:9d:8fcb:4116]) by omr1.cc.vt.edu (8.14.4/8.14.4) with ESMTP id x0S3ibgN026598 for ; Sun, 27 Jan 2019 22:44:37 -0500 Received: from mail-qt1-f200.google.com (mail-qt1-f200.google.com [209.85.160.200]) by mr1.cc.vt.edu (8.14.7/8.14.7) with ESMTP id x0S3iW7J002314 for ; Sun, 27 Jan 2019 22:44:37 -0500 Received: by mail-qt1-f200.google.com with SMTP id z6so19153232qtj.21 for ; Sun, 27 Jan 2019 19:44:37 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:mime-version:date:message-id; bh=WZmGpQIJsh7kuBDW2LnwOtThbv1KyIFCCA2GT5KG3d0=; b=KWXxr+ZRIDD4zCoMLoTZfAfFL0g1lQ3OxNEbkElKbZ/W8/JQnushljgnGfcRFpVRdE anIPHMvl8MhN1yOrEuaRt4VD98graiSx7E59cT3E/ohMChQ5lKpUcR6FlOs5tINGbro3 hMgExEIIrVp0lCXHlFWeY09nNIabMqtvQMeReJ4T75X5C+htk1eG2fLGb766pcNf5qgq 0H3bpPhq8VSp//qpC9vmORFzQE1UscOAvKK/TiPrw9x/27wYf/oJEHCU8meCT+gTeKAS oJHPE6+69BRlKKIMAK1Pzd25EYYc2JU2JPj9UDbJCqO5X+P7WlkHSjpjWyjk7riq4b/D xQBQ== X-Gm-Message-State: AJcUukc5dRgx+cEhdwGgMFMB5JyuhyfKfA5f/SUGDZxa9MFoWwjD1qMr A+yDwk0Xrupym1gyAJjV3WRY8A/Smk4giOE6eUJA2z1pzV7Rq/hOYyA9KkP1fLNAeA5eflCgdY/ bNCKe5pkSuN9A/Cxr82n+Za8LjmlbAN+4MRk= X-Received: by 2002:a37:9f46:: with SMTP id i67mr17550860qke.331.1548647071877; Sun, 27 Jan 2019 19:44:31 -0800 (PST) X-Google-Smtp-Source: ALg8bN7cEYoNuADG+25iyFEf08NS1I7WhWL8wvdNY2azFRehiwqHUnOmhB8kjDzzxTNxPTh+T+uE+A== X-Received: by 2002:a37:9f46:: with SMTP id i67mr17550853qke.331.1548647071646; Sun, 27 Jan 2019 19:44:31 -0800 (PST) Received: from turing-police.cc.vt.edu ([2601:5c0:c001:4341::936]) by smtp.gmail.com with ESMTPSA id d58sm83411163qtb.84.2019.01.27.19.44.30 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 27 Jan 2019 19:44:30 -0800 (PST) X-Mailer: exmh version 2.9.0 11/07/2018 with nmh-1.7+dev From: valdis.kletnieks@vt.edu To: Josh Poimboeuf , Peter Zijlstra cc: linux-kernel@vger.kernel.org Subject: next-20190125 - objtool complains about dumpstack Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Sun, 27 Jan 2019 22:45:03 -0500 Message-ID: <27806.1548647103@turing-police.cc.vt.edu> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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?