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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 02BA5C74A42 for ; Thu, 11 Jul 2019 04:11:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CB5BA21530 for ; Thu, 11 Jul 2019 04:11:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1562818313; bh=1d8dAC60LzDPiVvA1D6bKHzeotgyr3lMgRRyxoQwW+0=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=LVIr7784kdXixeimCV6W7hiV6VHfPBqnuZWy6rLG9gpbsD+3r/SYHMTWD6utMMQq0 VAv+Qn4YYHlUdRIufwVmCcm9ao2PtU0qKMAEcXXPYd1E0SVsf/ffWGzE+BlSy8NY5d sdJMvyoM6JQR8ylL/jSDHzQYjUAVpD3BhrnutN4A= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727622AbfGKEK3 (ORCPT ); Thu, 11 Jul 2019 00:10:29 -0400 Received: from mail-lj1-f193.google.com ([209.85.208.193]:38820 "EHLO mail-lj1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725963AbfGKEK3 (ORCPT ); Thu, 11 Jul 2019 00:10:29 -0400 Received: by mail-lj1-f193.google.com with SMTP id r9so4278688ljg.5 for ; Wed, 10 Jul 2019 21:10:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=es3onYrqLbpa7Sg/jHlny3UgofAk0AnWsFMN4Hpiw40=; b=cylJm6dVQKhOUgs7KIfMEf+l/0xCFn7M4HkOnMV5YehwokYf4o/DcNgerXxok/p0PA f+Bsy7JLNvmc8jNeoObUhT7Npo7EhCVRNJoo+/Wd1axwaFiKpjPBQzcfKvpfOka2q786 MK+pdglCk6uEpoHUq3ooeJ3tXLxXaekEJyk+E= 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=es3onYrqLbpa7Sg/jHlny3UgofAk0AnWsFMN4Hpiw40=; b=TvSC+PBzOkIQjgkP3MycjwE+lncNFjEcwv2mGw5ZvE0bCLfyjm4G2hewK8AOVGnpcc ZvYtYObKdtSXv7uX2ay7x+4Vey/lEu/JYNJZeAMu5EG5y8y6kNA86F363bT79ZX6iNeF QZjub9GpGljVx27oIKQ3Wo85VvDTE7zw40xJH5HhxtVmQdFlAGNlj0k88iSsuH9nIZLd 50vG34biHcF0uTckp2QgIXzqMCT2K8z8URQV9dJVIFvyvcaeb0f3zSiPRF+AbO/h9d2a RV4rb48m58NnFZHQIHu1T8LsL7Z736rdMWIm5jkLnzBriFWktANGDno+BwtJ5fM30kZP mbpw== X-Gm-Message-State: APjAAAULpg81wGnjRuxFGcx4DDdLNv15RPvyJAd3j8YRBd6oegos7tH1 aMqf0OFXzsGE621mO9ciXUZ6/xIQq74= X-Google-Smtp-Source: APXvYqzdeTTTQg19JDlfV7xRTP2ET3B7SV+3a+H5dQq41I5jf76YBfOsvgtNjav9OajwoLFmMI1YCg== X-Received: by 2002:a2e:800c:: with SMTP id j12mr571332ljg.22.1562818226835; Wed, 10 Jul 2019 21:10:26 -0700 (PDT) Received: from mail-lf1-f48.google.com (mail-lf1-f48.google.com. [209.85.167.48]) by smtp.gmail.com with ESMTPSA id v17sm854674ljg.36.2019.07.10.21.10.25 for (version=TLS1_3 cipher=AEAD-AES128-GCM-SHA256 bits=128/128); Wed, 10 Jul 2019 21:10:26 -0700 (PDT) Received: by mail-lf1-f48.google.com with SMTP id c19so3056793lfm.10 for ; Wed, 10 Jul 2019 21:10:25 -0700 (PDT) X-Received: by 2002:a19:641a:: with SMTP id y26mr563262lfb.29.1562818225520; Wed, 10 Jul 2019 21:10:25 -0700 (PDT) MIME-Version: 1.0 References: <20190711023501.963-1-devel@etsukata.com> In-Reply-To: <20190711023501.963-1-devel@etsukata.com> From: Linus Torvalds Date: Wed, 10 Jul 2019 21:10:09 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH] x86/stacktrace: Fix infinite loop in arch_stack_walk_user() To: Eiichi Tsukata Cc: Thomas Gleixner , Peter Zijlstra , Steven Rostedt , Josh Poimboeuf , Ingo Molnar , Borislav Petkov , Peter Anvin , "the arch/x86 maintainers" , Linux List Kernel Mailing 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, Jul 10, 2019 at 7:35 PM Eiichi Tsukata wrote: > > Once we find a lack of return address, there is no need to continue > loop, so let's break out. Looks good to me, feel free to add Acked-by: Linus Torvalds and I'll assume this comes through the x86 -tip tree.. Linus