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=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 13268C31E5E for ; Tue, 18 Jun 2019 08:53:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF0B92133F for ; Tue, 18 Jun 2019 08:53:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="l2ZimJ7+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729290AbfFRIxy (ORCPT ); Tue, 18 Jun 2019 04:53:54 -0400 Received: from mail-lj1-f194.google.com ([209.85.208.194]:44852 "EHLO mail-lj1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728991AbfFRIxy (ORCPT ); Tue, 18 Jun 2019 04:53:54 -0400 Received: by mail-lj1-f194.google.com with SMTP id k18so12211715ljc.11 for ; Tue, 18 Jun 2019 01:53:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:date:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=mVLl8qg2zqaDh/gdEb9wEQJKnsVlAR9GRhHD703Wsgg=; b=l2ZimJ7+joIbXpMgW56vhJYwQSFrL4LWu4I7Ql+izeYannpJQEcxzhi1PpOZqGp7Y9 grcDAB8AMXGefwDH3jV+zqepNU36ABB3k9eKqk8Nw68FmxMzsK3Rb45qQ9VEwiqam+kz UuvVEXbxMQn0q+m5/q2amKho+FM5PQkIZndzUEJs7i+nyKpbmG7fsOY6M5ny+IXLsJiP z2vN3wUJiQU/xVehwZV3jWIOIhjhxbZLKUD3yKRi0HoXn1aW0AlGxXAG4mChYMJGFkQj VCCHFoQs1Jv4J7JVbCBv+rl3t+1T4t4erpmwcr9XnkhmovAWlkcncPQgYtbM/1ggU6jX K2Ig== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:date:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=mVLl8qg2zqaDh/gdEb9wEQJKnsVlAR9GRhHD703Wsgg=; b=DtyWW7CjwQWzhUuaIJ6r11CCWT6s+RQDIURdNoL5aU7aii+rs6xJhjGmzfftxhaGF2 JxiEjk06+JHfqd/Km76OQmaHSgR91loMyMzgF88Cc0wr+I+RoKNkH0LlLfTAWOY6pdHN 7Mp6OfJSInJ9wzlUL5tZEWge6RpfOGXOnUwejpyLyeI/CJRgazgY3sHRfX5k4iszsxOV GDnIOe3n38PkuDr3361kSKp7F96ZdtUTcUKdDlN9H/zdt2k1hMdZJLso6M2aQMkSnaKU IK/+W/RO3+zr/xeUDb8+Ia2tQyPbh3Zl0RZAH8NDbRAoTOa5G4ObS3cCHJOsJuzpmEUW Abew== X-Gm-Message-State: APjAAAVqVtR4m/hAvpEXSBVa3iyGtUQA2sjNFJuSo+g8S8yAy5cgI6Ov Hm5mCEGaADxHQGIOSf6/Oa0= X-Google-Smtp-Source: APXvYqzG4Ae/L2osFup2Ddti5CVcK2yNW8/zwQGdGN5YhfLW1DknSSgh1gx+OGNhdXqd9hXaqchy/g== X-Received: by 2002:a2e:8ed2:: with SMTP id e18mr15912316ljl.235.1560848031996; Tue, 18 Jun 2019 01:53:51 -0700 (PDT) Received: from pc636 ([37.139.158.167]) by smtp.gmail.com with ESMTPSA id r84sm2744089lja.54.2019.06.18.01.53.50 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 18 Jun 2019 01:53:51 -0700 (PDT) From: Uladzislau Rezki X-Google-Original-From: Uladzislau Rezki Date: Tue, 18 Jun 2019 10:53:43 +0200 To: Arnd Bergmann Cc: Uladzislau Rezki , Roman Gushchin , Michal Hocko , Matthew Wilcox , Thomas Garnier , Oleksiy Avramchenko , Steven Rostedt , Joel Fernandes , Thomas Gleixner , Ingo Molnar , Tejun Heo , Andrew Morton , Linus Torvalds , Stephen Rothwell , Roman Penyaev , Rick Edgecombe , Andrey Ryabinin , Mike Rapoport , Linux-MM , Linux Kernel Mailing List Subject: Re: [BUG]: mm/vmalloc: uninitialized variable access in pcpu_get_vm_areas Message-ID: <20190618085343.i6trqxavavkfipzb@pc636> References: <20190617121427.77565-1-arnd@arndb.de> <20190617141244.5x22nrylw7hodafp@pc636> <20190617165730.5l7z47n3vg73q7mp@pc636> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, Arnd. > > Nevermind, the warning came back after all. It's now down to > one out of 2000 randconfig builds I tested, but that's not good > enough. I'll send a patch the way you suggested. > Makes sense to me :) Thank you. -- Vlad Rezki