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[209.132.180.67]) by mx.google.com with ESMTP id u10si1520642pgc.532.2018.03.30.09.56.07; Fri, 30 Mar 2018 09:56:21 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=RfPzf3Fk; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751941AbeC3Qy4 (ORCPT + 99 others); Fri, 30 Mar 2018 12:54:56 -0400 Received: from mail-pg0-f54.google.com ([74.125.83.54]:43432 "EHLO mail-pg0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751339AbeC3Qyy (ORCPT ); Fri, 30 Mar 2018 12:54:54 -0400 Received: by mail-pg0-f54.google.com with SMTP id i124so5354208pgc.10 for ; Fri, 30 Mar 2018 09:54:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=2LwqPeb5ywcLDPVcMv/lbR/g859MZnhOEtywhXh+Asc=; b=RfPzf3FkIO5UWC4mSP0RzlT9NTOYqv+7Dsv1Kpk8ACm789Uuf8+lHUHc+rAs72zrkf pWfKsqmVpW/OYSqzFr3qCnIPl//kT3RNpOP3a6L2cby+Yo2RlIhsOtmUnClyZlP2puy9 9i2DY810RUagfS7UJHeNheaYZ1iZDkz53/GTi6ckyt6Cu9o+7aECDHy+57PnLkjYbjqi YDSe3JTj1P0nvvfKBSUe/Xyooc7cYrxJWjXzxZWxLRVL2oM6aFJsnAbqFzIUYtTCfvrZ UHMUFV8ixAZc1iF8qSqRK0iwpxPASaWOBQFgbUc79A1lT9R/at0j0weAwy82rUUq6cQB 1fNQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=2LwqPeb5ywcLDPVcMv/lbR/g859MZnhOEtywhXh+Asc=; b=hgkLSKCFtYhealVAG5ugirBFbZjzbYRWcBt69fnH8UjC73vLiKNEPxusMYm9kpl7pX nAhga+7sqB+5s8BhL+nLGx6neF3g6Oc+8VdMT1WPe2a/1EEKUwP7NsFNGZ4C5DD4Y9Wl li6F3Nt7qb037rg+Xrv0Vq+IhGEaNU1YQtDrbOIW40UFb8D2GnAW0sKf2+4iYPIpknKx WAWr3NCMHeypZ7ZLN3HayuSfZpuRsDDltHjNMTK9kdPmiu1sHEVtyKPgXZytfkmL8KRs EaGfrnqpxEAiqZkp2V5giONgws4a5IWkQ6UVGGt2TfSinTJwnMG0Lk1UJH/eTSTrFJcl 8Qfg== X-Gm-Message-State: AElRT7HKSOIFfr/j6vRbLFFtyRG0qSJONjP+jXNXrN/zE7EeAKAVTTyn xAesq7/pTkLujSTkR8UR7I044PyqL5qvfd0jT+nI7Q== X-Received: by 2002:a17:902:8e8b:: with SMTP id bg11-v6mr7103344plb.225.1522428893707; Fri, 30 Mar 2018 09:54:53 -0700 (PDT) MIME-Version: 1.0 Received: by 10.100.182.136 with HTTP; Fri, 30 Mar 2018 09:54:33 -0700 (PDT) In-Reply-To: <94eb2c05b2d8af3dfa0568a3f964@google.com> References: <000000000000878b6a05688805c5@google.com> <94eb2c05b2d8af3dfa0568a3f964@google.com> From: Dmitry Vyukov Date: Fri, 30 Mar 2018 18:54:33 +0200 Message-ID: Subject: Re: INFO: task hung in stop_sync_thread (2) To: syzbot Cc: coreteam@netfilter.org, David Miller , Florian Westphal , horms@verge.net.au, Julian Anastasov , Jozsef Kadlecsik , LKML , lvs-devel@vger.kernel.org, netdev , netfilter-devel@vger.kernel.org, Pablo Neira Ayuso , syzkaller-bugs@googlegroups.com, wensong@linux-vs.org 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 Fri, Mar 30, 2018 at 6:46 PM, syzbot wrote: > syzbot has found reproducer for the following crash on net-next commit /\/\/\/\/\/\ now syzbot can test fixes > 18845557fd6fc1998f2d0d8c30467f86db587529 (Thu Mar 29 20:24:06 2018 +0000) > Merge tag 'wireless-drivers-next-for-davem-2018-03-29' of > git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next > syzbot dashboard link: > https://syzkaller.appspot.com/bug?extid=5fe074c01b2032ce9618 > > So far this crash happened 2 times on net-next. > C reproducer: https://syzkaller.appspot.com/x/repro.c?id=5531070485233664 > syzkaller reproducer: > https://syzkaller.appspot.com/x/repro.syz?id=5632385408303104 > Raw console output: > https://syzkaller.appspot.com/x/log.txt?id=6520566391504896 > Kernel config: https://syzkaller.appspot.com/x/.config?id=-37309782588693906 > compiler: gcc (GCC) 7.1.1 20170620 > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+5fe074c01b2032ce9618@syzkaller.appspotmail.com > It will help syzbot understand when the bug is fixed.