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=-13.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL 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 2117BC43461 for ; Mon, 10 May 2021 06:10:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D287F613DC for ; Mon, 10 May 2021 06:10:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230085AbhEJGLD (ORCPT ); Mon, 10 May 2021 02:11:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36538 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229653AbhEJGK7 (ORCPT ); Mon, 10 May 2021 02:10:59 -0400 Received: from mail-qt1-x836.google.com (mail-qt1-x836.google.com [IPv6:2607:f8b0:4864:20::836]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1A200C06175F for ; Sun, 9 May 2021 23:09:55 -0700 (PDT) Received: by mail-qt1-x836.google.com with SMTP id p6so11167149qtk.13 for ; Sun, 09 May 2021 23:09:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=eGZtaov/2jLp363MbdipRXDLJ+YxSvxBrC/OhuvnYEY=; b=Tv8XwToGZImRnH+ZMmuLTzHnVD5UsM8Ex7xEdqPm1D286RgzDjkHSFL0rdq9Uztdcm JKvFQjM9F6f3o3Edwo3OuHurfKBFErCcapmgs0Rk92eOaFWQ3WWXHM54dbH+bSk+l3ih EaeWoHl1D7IbFxHdBPgNQdDRqiR4X3JIXrYFss6a1TeAV98Z/tc1QJEAJEND5qfAQ7nE BJK+uRT2WRin8d3NqVW71PZxNHSzckNzDtUPnF8N96GpRdhvXRwUmAcBEgPvRyXjtvf/ eV65vqynzK4bNnmHBUkr2Ab9QZ9AOxK0VTC2iL7nqSy5LcjR4e2NOK9qYcuoYPJKiSQz tKbg== 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=eGZtaov/2jLp363MbdipRXDLJ+YxSvxBrC/OhuvnYEY=; b=hdjDwaFVFtkV5Td6L4ahtUPL4ETIAMN62g4qvuYtyl0L7GVx3enodim8oZL6Ousb3v 59MYydJ5MtiFrfHyeHhkQ3tmH6U0gtnhXRBo5Fo3eaYbHTfH0Kni9clLKrWzeccr0ASo fBFNfhTeMfrMp1vQxEgYEN2MWuKhNR2w1zWvkD6E4vL+XnmH14EMLtbbPATJyWMRw4DF Nc6YMNjC8IM3JZ08GyTmBjADYY4u/xIWRbpIsWkkskbYct++t2TivH/udQbQ4w6/ntNt IlzoO6xlFwlv+hyRu8Fb9mnqVdfx2oYZiOonx14zEYhFCyFV0M2lanm51ez4PEjFRcVX Bdug== X-Gm-Message-State: AOAM5332Or3Tjl3M0tPVn/tV1EoMH34KFmDRp0yGMiZn/jotXlBUoo0/ OFhmarAN0Bpw3f1DANyCU/PJfq9wLRd7spZiIK/ljg== X-Google-Smtp-Source: ABdhPJwDXNAJ7rqPdsxdvS37L/b6fPAlZK2aUqvtF7QMNjEjv477/3kILJBGFyURKDos3ry5nTQ9UROQCms1gkuN9xY= X-Received: by 2002:ac8:110d:: with SMTP id c13mr20896043qtj.337.1620626993742; Sun, 09 May 2021 23:09:53 -0700 (PDT) MIME-Version: 1.0 References: <0000000000009f94c1057e772431@google.com> <000000000000e5b92105c1e723d5@google.com> In-Reply-To: <000000000000e5b92105c1e723d5@google.com> From: Dmitry Vyukov Date: Mon, 10 May 2021 08:09:42 +0200 Message-ID: Subject: Re: [syzbot] WARNING in hsr_forward_skb To: syzbot Cc: arvid.brodin@alten.se, Jens Axboe , Jens Axboe , David Miller , Eric Dumazet , Christoph Hellwig , Jakub Kicinski , kurt@linutronix.de, linux-block , linux-can@vger.kernel.org, LKML , m-karicheri2@ti.com, Ming Lei , Marc Kleine-Budde , netdev , Oliver Hartkopp , syzkaller-bugs Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, May 9, 2021 at 5:16 PM syzbot wrote: > > syzbot suspects this issue was fixed by commit: > > commit 9d6803921a16f4d768dc41a75375629828f4d91e > Author: Kurt Kanzenbach > Date: Tue Apr 6 07:35:09 2021 +0000 > > net: hsr: Reset MAC header for Tx path > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=119c7fedd00000 > start commit: 3af409ca net: enetc: fix destroyed phylink dereference dur.. > git tree: net > kernel config: https://syzkaller.appspot.com/x/.config?x=8cb23303ddb9411f > dashboard link: https://syzkaller.appspot.com/bug?extid=fdce8f2a8903f3ba0e6b > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1525467ad00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=114c0b12d00000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: net: hsr: Reset MAC header for Tx path > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection The patch references this exact warning. #syz fix: net: hsr: Reset MAC header for Tx path