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=-0.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 033F3C282C8 for ; Mon, 28 Jan 2019 18:33:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C6E7E20855 for ; Mon, 28 Jan 2019 18:33:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727742AbfA1SdG (ORCPT ); Mon, 28 Jan 2019 13:33:06 -0500 Received: from mail-it1-f197.google.com ([209.85.166.197]:53130 "EHLO mail-it1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726744AbfA1SdF (ORCPT ); Mon, 28 Jan 2019 13:33:05 -0500 Received: by mail-it1-f197.google.com with SMTP id o205so13218086itc.2 for ; Mon, 28 Jan 2019 10:33:04 -0800 (PST) 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:message-id:subject:from:to; bh=Jb9XACkCnE7qL0jtOL5WomC9zJLy3tKG05UtSFqTt/E=; b=tZguw4HoXe98q4YyM9CbaUe8vbd4xp5q4/a3ueNc0sGMXFXvbmqun3/rQLogJeV/g+ kEWeo5LiJCci4EdUJtI4jtqjSII3QFg16vfF4pVyjeAz4iFrNzXOpZEaeHrJnSbSo9Sk uBm84d+qMVSgkAVXMG03BqAb1NxfNl7XMtEqIcuvikeOJ1GfiCCcuQ1+Fu9RQQE3/oqY lR0aauJuVlP2VNcQTIyvzyfPaecM+0hqbpKMzDi3g3J7GY2MeDITKINhrZeDQeQrXIqh 5KBX8u0xikPotvRVbTze6JprBclWoYKhe/4rry7hmOpP4+8o4dmPhlwzrXqaey+XjYqP vCyg== X-Gm-Message-State: AHQUAuYM0urpXciDHfMC33+0CAkDgiLsy+iX4mx6If1/6Jxl+ZQbtjsa nZln/xfx8E3Z55p1XycPSKn3b0S7Pb8r2soUO/tY65lbEuvg X-Google-Smtp-Source: AHgI3IZMZt5mg42naqm/6qOGThGeCRAgJAMXLlhjsbgpO3cC/03joMpRcLO8z0Voa32sSBLnYls43eG/dKuqA+kGSMJdlMneCfPT MIME-Version: 1.0 X-Received: by 2002:a24:5755:: with SMTP id u82mr613600ita.16.1548700384070; Mon, 28 Jan 2019 10:33:04 -0800 (PST) Date: Mon, 28 Jan 2019 10:33:04 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000419244058088e841@google.com> Subject: BUG: executor-detected bug From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following crash on: HEAD commit: 30bac164aca7 Revert "Change mincore() to count "mapped" pa.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=11888d5f400000 kernel config: https://syzkaller.appspot.com/x/.config?x=505743eba4e4f68 dashboard link: https://syzkaller.appspot.com/bug?extid=cea928fd1f13d3cbeee3 compiler: gcc (GCC) 9.0.0 20181231 (experimental) userspace arch: i386 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11be4390c00000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+cea928fd1f13d3cbeee3@syzkaller.appspotmail.com vice hsr_slave_0 left promiscuous mode 2019/01/24 16:52:39 executed programs: 197 2019/01/24 16:52:41 BUG: executor-detected bug: child errored loop errored 2019/01/24 16:52:41 result: failed=true hanged=false err=executor 0: detected kernel bug child errored loop errored 2019/01/24 16:52:44 executed programs: 225 2019/01/24 16:52:50 executed programs: 246 --- This bug is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this bug report. See: https://goo.gl/tpsmEJ#bug-status-tracking for how to communicate with syzbot. syzbot can test patches for this bug, for details see: https://goo.gl/tpsmEJ#testing-patches