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=-0.4 required=3.0 tests=FROM_LOCAL_HEX, 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 E2055C4332D for ; Fri, 20 Mar 2020 00:48:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AE72C20753 for ; Fri, 20 Mar 2020 00:48:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726726AbgCTAsD (ORCPT ); Thu, 19 Mar 2020 20:48:03 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:34658 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725787AbgCTAsD (ORCPT ); Thu, 19 Mar 2020 20:48:03 -0400 Received: by mail-io1-f71.google.com with SMTP id n26so3329641iop.1 for ; Thu, 19 Mar 2020 17:48:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=KQIeV41BqSA2HWOsTXHaruLvJbTFku9df88EiZxeP2U=; b=m/hPGwrXJG5I5XxPztSI5dDif3z7R8TU6/5IobAqKlRpXdfpX8j4A5tRRSsh/jlP87 Mlu7PXGiJOauXfo2o9pqwYGbX54fXsFJ6xq2E1Yig2M4iwNG/oH5Zj8F1Dg/oQ/56oJa 9ChxS3uIsMPTuEJ2hfTx07upy4z64kQ1U7JZtbAoJQVuL0knXOfc/v6CRVJk5Dzm8hXx 9scYvLk8Jfbw8IttNynh+qJYUPE2nYw4brHFt4LVp6lPNKAVeLtgjPrPHLOq0TxW+blu 2sEwFqluFCHFDA3chuEIPRXrnXUIqHShbDgSeEEIAq1Xd47iaxSh1BSZN+IUHPw+nOUU 1ekA== X-Gm-Message-State: ANhLgQ2/zcb43kPKIgerlq9w8WL+jxEQl9lvvdQVGK6u7EHhCDVkkLE5 UzG30Pyj9J9+TwV0N5o4MG8e1XqBP2O0njryTlY1vH6PPJLL X-Google-Smtp-Source: ADFU+vtOqc6u9s+pMnAy4wggYF/r7nVtJrIj9IeIrcmEVypYawzs8Dh9C2t0kEbG2HqkEDMYGd/BujA1AdzgBk4Sx4zpBokunsE7 MIME-Version: 1.0 X-Received: by 2002:a6b:5406:: with SMTP id i6mr5275616iob.188.1584665282593; Thu, 19 Mar 2020 17:48:02 -0700 (PDT) Date: Thu, 19 Mar 2020 17:48:02 -0700 In-Reply-To: <00000000000074219d05a139e082@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000041ca9305a13ea3e0@google.com> Subject: Re: general protection fault in sctp_ulpevent_nofity_peer_addr_change From: syzbot To: a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, b.zolnierkie@samsung.com, davem@davemloft.net, dri-devel@lists.freedesktop.org, kuba@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sctp@vger.kernel.org, lkundrak@v3.sk, marcelo.leitner@gmail.com, mareklindner@neomailbox.ch, netdev@vger.kernel.org, nhorman@tuxdriver.com, sw@simonwunderlich.de, syzkaller-bugs@googlegroups.com, vyasevich@gmail.com 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 syzbot has bisected this bug to: commit da2648390ce3d409218b6bbbf2386d8ddeec2265 Author: Lubomir Rintel Date: Thu Dec 20 18:13:09 2018 +0000 pxa168fb: trivial typo fix bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1361e139e00000 start commit: 5076190d mm: slub: be more careful about the double cmpxch.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=10e1e139e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1761e139e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=9f894bd92023de02 dashboard link: https://syzkaller.appspot.com/bug?extid=3950016bd95c2ca0377b userspace arch: i386 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1162bbe3e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13c93b45e00000 Reported-by: syzbot+3950016bd95c2ca0377b@syzkaller.appspotmail.com Fixes: da2648390ce3 ("pxa168fb: trivial typo fix") For information about bisection process see: https://goo.gl/tpsmEJ#bisection