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_HELO_NONE,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 E1649C282DD for ; Fri, 24 May 2019 01:58:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A67BB2177E for ; Fri, 24 May 2019 01:58:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388602AbfEXB6B (ORCPT ); Thu, 23 May 2019 21:58:01 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:53063 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388338AbfEXB6B (ORCPT ); Thu, 23 May 2019 21:58:01 -0400 Received: by mail-io1-f70.google.com with SMTP id j26so1841256iog.19 for ; Thu, 23 May 2019 18:58:00 -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=955OHyvWfWzvm1GRTftGUzdKB7MA3Z4tCp1YPcfjoEE=; b=eEfZoqnlBE1fEK3RvI4Dj0FUPlbhvleiykMSUSC6h3qj5jPmWBWT5tUYhsqDBhsKUF V/MzmNshl+8gbOmMxFeYrt+bKYH5tRUVWJyRm5+Y4oPNNFBIVXUwWRwgpou1jCGdpiU/ Wg1G4IZPkSRfdLJeDpOeOMI98ltCcYdKRNfdnIqlksJ6sIx1q4dkvHrUBPfUjQ6w9T6E zzHtKUEuYWWp4qiGsSR92CJwZ1Tg2J9/Mc0Wvsh15PbThWrAe/Lg7m5QoWBGXxFs85aq Q8hNiQyIPteD74vdiaRq79jNwSVLtP6FqUnEYYd4nINJIxzVk3ODiY+KlIN1CdiNnDJ/ 27YA== X-Gm-Message-State: APjAAAVwEMw6GtHDR6kDznKTPBHKVV41vMIKMXfQbWraDf/4IA3gFeMP oCU0FiacWIDRjHselpZASK5uhZ8Wzs9S4Gzm54wVFzeX59C0 X-Google-Smtp-Source: APXvYqwaoXSCXsvV1QYH0vRAsKbXKMU3okraTaYo4SkwkMm0SrYG4erFBFg8bbcy+0lpOO4en1vA0texEuQay7Fz+tlfQjlA6QXh MIME-Version: 1.0 X-Received: by 2002:a24:d845:: with SMTP id b66mr16266145itg.94.1558663080569; Thu, 23 May 2019 18:58:00 -0700 (PDT) Date: Thu, 23 May 2019 18:58:00 -0700 In-Reply-To: <000000000000af6c020589247060@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003df61e05899887d3@google.com> Subject: Re: BUG: spinlock bad magic in rhashtable_walk_enter From: syzbot To: davem@davemloft.net, hujunwei4@huawei.com, jon.maloy@ericsson.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tipc-discussion@lists.sourceforge.net, wangxiaogang3@huawei.com, ying.xue@windriver.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 syzbot has bisected this bug to: commit 7e27e8d6130c5e88fac9ddec4249f7f2337fe7f8 Author: Junwei Hu Date: Thu May 16 02:51:15 2019 +0000 tipc: switch order of device registration to fix a crash bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17c22c72a00000 start commit: 510e2ced ipv6: fix src addr routing with the exception table git tree: net final crash: https://syzkaller.appspot.com/x/report.txt?x=14222c72a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=10222c72a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=82f0809e8f0a8c87 dashboard link: https://syzkaller.appspot.com/bug?extid=01dd5c4b3c34a5cf9308 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16b6373ca00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1251e73ca00000 Reported-by: syzbot+01dd5c4b3c34a5cf9308@syzkaller.appspotmail.com Fixes: 7e27e8d6130c ("tipc: switch order of device registration to fix a crash") For information about bisection process see: https://goo.gl/tpsmEJ#bisection