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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 79661C43141 for ; Wed, 13 Nov 2019 21:38:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5FFDA206E5 for ; Wed, 13 Nov 2019 21:38:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=rajagiritech-edu-in.20150623.gappssmtp.com header.i=@rajagiritech-edu-in.20150623.gappssmtp.com header.b="TPR3K/r6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726521AbfKMViN (ORCPT ); Wed, 13 Nov 2019 16:38:13 -0500 Received: from mail-qv1-f65.google.com ([209.85.219.65]:36452 "EHLO mail-qv1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726162AbfKMViM (ORCPT ); Wed, 13 Nov 2019 16:38:12 -0500 Received: by mail-qv1-f65.google.com with SMTP id cv8so1328104qvb.3 for ; Wed, 13 Nov 2019 13:38:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rajagiritech-edu-in.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=1jdNYztEtxc8SfImaEzyFgaa9SQwFgVwrspdhS4uESk=; b=TPR3K/r6XvAteM0JaP1KBWpEhwecRZn365xgRo1ztlHHa9PEx2ccIhE0TiFliRhSjH KIQEYNuzL4kpccd5YK/E+EuSgRU/FHPNGINMda/SoLoCn31bprYoJ8rUYMUp/+sSmPyy IaYC7/Was/5vsDwGWDBCa01+/LDhIIBnrZfouRADWLT4xEq72wQcBF6RKtbzTPOsaMxL cY4FELOeE4rCvgZFGzox3YZbmNp+D8AGSPnOoZvMohgJcRSv9NIY5pn886ctjgaIC3Su XU8UGnWIty+CbanQSLN3Npb4xcYtxlidFhqspHOlg2BfCmM1Qt2JWHQiVqOc6q8dq3oO LIQw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=1jdNYztEtxc8SfImaEzyFgaa9SQwFgVwrspdhS4uESk=; b=QlaiIvGm6Jg72uFGVrxT/2hSmQ1/F0uWJewTEbKNLPVCKBDlbHZ/BEvNxxnxkdyMj+ SMe/KtxoF4iqEb2OOTUjKe2t0xx4hAy5/L9+t0OTuSvlKQSse50WAsj+1o5FejdW3Iox TB1vmqfAq57CfYE/rnddJGXESNIyCd8CCM0qCXtblAEol2svNCoMYUnIR2HdGTQum/ey f8aPM5sw/8K1ZasKAsT3p8j/6OQD4uq5nQui8Th+9FCRwU8kDuSn5Wb1OnJE3oN59O0g jHgPcEFDGWBvYXV7DS9nrimj97kbLgV5nXv0BA6/qn6SN26N0FHev4uUa9HJI/b+ZAO1 3hLw== X-Gm-Message-State: APjAAAUW35qoppYpZ5lW5mnqX9OqsOE2emMc8DYX1Q2XOwJgANckoMFx quqI7sLcQOumsFIPKVAc2fuFpPInS+lYWJK7lPC6Xg== X-Google-Smtp-Source: APXvYqzBPtxmCxOGVmM3ecLjmVJEpWoL2fFkW94ZVkNcjD0QBsupbILPe/9QBBSkDQZNDqOl0hwctTXuQqReOk0/sII= X-Received: by 2002:a0c:9637:: with SMTP id 52mr4897544qvx.174.1573681091430; Wed, 13 Nov 2019 13:38:11 -0800 (PST) MIME-Version: 1.0 References: <20191112223300.GA17891@debian> <20191113013026.GO8496@sasha-vm> In-Reply-To: <20191113013026.GO8496@sasha-vm> From: Jeffrin Thalakkottoor Date: Thu, 14 Nov 2019 03:07:35 +0530 Message-ID: Subject: Re: PROBLEM: objtool: __x64_sys_exit_group()+0x14: unreachable instruction To: Sasha Levin Cc: Andrew Morton , oleg@redhat.com, christian@brauner.io, tj@kernel.org, peterz@infradead.org, prsood@codeaurora.org, avagin@gmail.com, aarcange@redhat.com, lkml , stable@vger.kernel.org, "Mr. Jeffrin Jose" Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Nov 13, 2019 at 7:00 AM Sasha Levin 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. -- software engineer rajagiri school of engineering and technology