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=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS 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 5CD6AC43381 for ; Mon, 11 Mar 2019 13:50:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2DA872075C for ; Mon, 11 Mar 2019 13:50:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="avFj40jS" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727641AbfCKNuG (ORCPT ); Mon, 11 Mar 2019 09:50:06 -0400 Received: from mail-pg1-f193.google.com ([209.85.215.193]:37168 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725943AbfCKNuF (ORCPT ); Mon, 11 Mar 2019 09:50:05 -0400 Received: by mail-pg1-f193.google.com with SMTP id q206so4094245pgq.4; Mon, 11 Mar 2019 06:50:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=TOOTq5oygx3K7ryDBNkseZFFGRYwImzfXcS07JM5dDc=; b=avFj40jS5DOV2K+nzBFIkZWHIErpGQoPBlB3Utf9KTapeedZEYtVNw0PCm1Ppt6LZI RvZupyHcwvAkLMQmBL0gh3kI7VGaOEyo6imf7tABMiCgCqFW/YlV3XpRdb+VHgfreMqK N0dVEyAo8ih3/hKFQ06yCRTEI/eKm+en0DDhT634vXWAXDl/gg+QNtM5pISzGkvgpssr FTgBUPaNYHaPvZWnEoAp+FJa20cgx0t7ZhsMp/PxjA6Run7UJH0kGxGZyE/C07gy4LyK JenuSRGFnguegP8QqX3elRa0SP5peqtqH9mFusHMbPaMYtLTbnXRI8fvNM93fjVK9e6t Sr+A== 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=TOOTq5oygx3K7ryDBNkseZFFGRYwImzfXcS07JM5dDc=; b=P4I475QZ6A9CcaXLNjmWa3Z9pUlIpiLwL6N9RCtQlRO7MhvaiyY7BR/ybIx1KAbGcI 2MEs5uXr5rpAewmi/aleE0Ib7LEvRlZEu0LlKoN6tajsMv8NB1sgCD2zb6gvGSuMPd9T jxkSNfMO23iifWhKriQEj447z7oZyRS41u9mo0fIZAzWzC45jjTcP537cqiROmC+4f/e 1R5iKyhotGRnwKajfOvb/xIaUtih8WfhwTMaWXVNXejP9ZOJtz8x5qHWyLLv+xUTMAtK 7zdo58eNgqZXzBr252hJh+2ZrYZD7zydtsX/z2J6ZwtfuowqsvkFrB7oXonbXCSvrDuR 2f0g== X-Gm-Message-State: APjAAAWOGp8UhDuqZEN+NT5GMhUSlXSe1epd3jaNYj+pXefFICaL11RR hYMG8TdXX1DH5o7P0fKQ03AqlpgqjoMV2JRn6Ow= X-Google-Smtp-Source: APXvYqzjqa5R0bPrZRyEOkTXYYB4JFzx1DGH+slkcbj8DxdVleDrest7RRtOViRKoTfGGqMqHkAyMHTzvQ6d63rEWUc= X-Received: by 2002:a17:902:7682:: with SMTP id m2mr34611346pll.311.1552312204294; Mon, 11 Mar 2019 06:50:04 -0700 (PDT) MIME-Version: 1.0 References: <00000000000086d87305801011c4@google.com> <0000000000001d3a060583d187dd@google.com> In-Reply-To: <0000000000001d3a060583d187dd@google.com> From: Andy Shevchenko Date: Mon, 11 Mar 2019 15:49:52 +0200 Message-ID: Subject: Re: general protection fault in __bfs (2) To: syzbot Cc: Bartosz Golaszewski , Borislav Petkov , "David S. Miller" , Dou Liyang , "H. Peter Anvin" , jon.maloy@ericsson.com, Konrad Rzeszutek Wilk , "Brown, Len" , Linus Walleij , "open list:GPIO SUBSYSTEM" , Linux Kernel Mailing List , Ingo Molnar , netdev , puwen@hygon.cn, Mike Rapoport , syzkaller-bugs@googlegroups.com, Thomas Gleixner , tipc-discussion@lists.sourceforge.net, "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" , ying.xue@windriver.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 On Mon, Mar 11, 2019 at 3:27 PM syzbot wrote: > > syzbot has bisected this bug to: > > commit 2646b90de5c3492db2ead71337fd4c7d7f549ebe > Author: Linus Walleij > Date: Fri Oct 26 08:41:22 2018 +0000 > > gpio: Add global TODO file for GPIO > AI is not ready to conqueror the world! > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12589f8d200000 > start commit: 2646b90d gpio: Add global TODO file for GPIO > git tree: upstream > final crash: https://syzkaller.appspot.com/x/report.txt?x=11589f8d200000 > console output: https://syzkaller.appspot.com/x/log.txt?x=16589f8d200000 > kernel config: https://syzkaller.appspot.com/x/.config?x=8f00801d7b7c4fe6 > dashboard link: https://syzkaller.appspot.com/bug?extid=c58fa3b1231d2ea0c4d3 > userspace arch: amd64 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15bab650c00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17a331df400000 > > Reported-by: syzbot+c58fa3b1231d2ea0c4d3@syzkaller.appspotmail.com > Fixes: 2646b90d ("gpio: Add global TODO file for GPIO") -- With Best Regards, Andy Shevchenko