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, URIBL_BLOCKED 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 199CEC432C0 for ; Thu, 21 Nov 2019 09:26:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E4EA120692 for ; Thu, 21 Nov 2019 09:26:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726689AbfKUJ0F (ORCPT ); Thu, 21 Nov 2019 04:26:05 -0500 Received: from mail-io1-f70.google.com ([209.85.166.70]:55122 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726132AbfKUJ0D (ORCPT ); Thu, 21 Nov 2019 04:26:03 -0500 Received: by mail-io1-f70.google.com with SMTP id f66so1724892ioa.21 for ; Thu, 21 Nov 2019 01:26:01 -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:in-reply-to:message-id:subject :from:to; bh=6ozcDbr2hFtQSnK/28jfucsXIR73JWIXzNBJp3f0sak=; b=DmqfsuoKMbm7oa1tmHYfeDhSnKLNA4RFTSRM/SAWev3y11Ze1svidnpTyhQnILZD9D s4pWgvBhJOFJrHnnKKXWYaSa31GRP/xh8vlZgCbe7p5tHLqNaeKel4s244zliImKwuUr ZB9rJqigVj6QuDZqTnynhJhwPZ+toRXRtqXGyKYgersdS0aFv0OPgro/r5BzlPYFFAdj nRzoY+DxwHw6uKAjLUZaEaaBCJVhIlpTqkTcgXhazT2tDa+JMOQMJXKz0HojPp2oo73E Ph/tfNOWWmCMt6quXS8fU8aMq/HTsY7Cf3AkETszX24asuvzIlGpIQhtbJDAyCjGGhy3 hnlw== X-Gm-Message-State: APjAAAVxSwPUKND+fYkSNPxdg8g63d6CITcAEoftZQ2aH3NvBcsHk6IK xjvbWs21cfpHQFR7/u8lRQuSG+eBXGlrP513aU2a5rfR4rEv X-Google-Smtp-Source: APXvYqw8McZGbc2E/hPpvSV9U/mYJEuNQ3Tf7YiJBqO3ltBpa24uKOnf8sl9TjJv3OXD3dnvqSNkYTI9MC9u8nButoyEwUC6F1z+ MIME-Version: 1.0 X-Received: by 2002:a92:45ca:: with SMTP id z71mr9226460ilj.106.1574328361224; Thu, 21 Nov 2019 01:26:01 -0800 (PST) Date: Thu, 21 Nov 2019 01:26:01 -0800 In-Reply-To: <00000000000028f3c20597d2d8ee@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000bb10ec0597d7e2bb@google.com> Subject: Re: WARNING in j1939_sk_queue_activate_next From: syzbot To: bst@pengutronix.de, davem@davemloft.net, dev.kurt@vandijck-laurijssen.be, ecathinds@gmail.com, kernel@pengutronix.de, linux-can@vger.kernel.org, linux-kernel@vger.kernel.org, linux@rempel-privat.de, lkp@intel.com, maxime.jayat@mobile-devices.fr, mkl@pengutronix.de, netdev@vger.kernel.org, o.rempel@pengutronix.de, robin@protonic.nl, socketcan@hartkopp.net, 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 syzbot has bisected this bug to: commit 9d71dd0c70099914fcd063135da3c580865e924c Author: The j1939 authors Date: Mon Oct 8 09:48:36 2018 +0000 can: add support of SAE J1939 protocol bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=152c6bace00000 start commit: c74386d5 afs: Fix missing timeout reset git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=172c6bace00000 console output: https://syzkaller.appspot.com/x/log.txt?x=132c6bace00000 kernel config: https://syzkaller.appspot.com/x/.config?x=4737c15fc47048f2 dashboard link: https://syzkaller.appspot.com/bug?extid=49595536c57ef38095ed syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13b8ba86e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16ce855ae00000 Reported-by: syzbot+49595536c57ef38095ed@syzkaller.appspotmail.com Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol") For information about bisection process see: https://goo.gl/tpsmEJ#bisection