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=-3.7 required=3.0 tests=BAYES_00,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 80DD4C433DB for ; Tue, 23 Feb 2021 01:21:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2B8586023B for ; Tue, 23 Feb 2021 01:21:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229947AbhBWBUy (ORCPT ); Mon, 22 Feb 2021 20:20:54 -0500 Received: from mail-il1-f200.google.com ([209.85.166.200]:55991 "EHLO mail-il1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230019AbhBWBUt (ORCPT ); Mon, 22 Feb 2021 20:20:49 -0500 Received: by mail-il1-f200.google.com with SMTP id f2so4373288ils.22 for ; Mon, 22 Feb 2021 17:20:33 -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=ACL/TW56hmM3icGPdSa0X3n3g07ekXH6PTx0W+ED+Os=; b=MYD6EaHtsGVl0Ve9ZiQsxDJ9qW3wRwqv+8Hm9L5+Hx8IxQvZ9SwCFJSL6YAOfTx3uE OaiEiWUS0XH7mPbggFX3pNwrsKQCHAqnsi2Eio1Z4mwbFvL8vwCcRsTaGuEN+5aCel1D Swt665o+mi93Vpq3N1H4V86V9NJRK4R8DuzzHLu72bI8Ks9uXt1pLKjnuvvc810Jsr5g gCcr2wUpiB5K1bJs1xjtmZLlm94KvELrqvN+T9phbLWa3EZz8cmaE2ReBlgkvH67fS6L 1c+NmeBNlQVPz1lqySESB3syFz3Wq0YtPQ+wTa2LjcpWxv99JthEk7vB9b1YWnnFNFJZ Y6AA== X-Gm-Message-State: AOAM532Y+po4Zy4ZgKEIOfcSo7jHeQ+H4OWnfgJeiUvYSq0mau8/ZgSb cC3ajCaaXiO2qSKlcI9cRXESXdtfQ4S2gd1LGT0YxcYMQcTD X-Google-Smtp-Source: ABdhPJx9ZFVHGhyVAJurNdjMzu3Qfr+RlQdpRk1YumGN7EUKjFQqc3Ah/e+LPTa1FrJaCYq/dtjAB9VwGPIQe5m3XHIN7YtRNaeU MIME-Version: 1.0 X-Received: by 2002:a02:a888:: with SMTP id l8mr6116516jam.50.1614043208198; Mon, 22 Feb 2021 17:20:08 -0800 (PST) Date: Mon, 22 Feb 2021 17:20:08 -0800 In-Reply-To: <0000000000007f199405baa1ffc4@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000013b2eb05bbf6b8ce@google.com> Subject: Re: WARNING in init_timer_key From: syzbot To: a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, davem@davemloft.net, gerrit@erg.abdn.ac.uk, hkallweit1@gmail.com, johannes.berg@intel.com, johannes@sipsolutions.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, sven@narfation.org, sw@simonwunderlich.de, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this issue to: commit b9df4fd7e99cb8bfd80c4143f3045d63b1754ad0 Author: Heiner Kallweit Date: Sun Oct 6 16:19:54 2019 +0000 net: core: change return type of pskb_may_pull to bool bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11b4545cd00000 start commit: 1048ba83 Linux 5.11-rc6 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=13b4545cd00000 console output: https://syzkaller.appspot.com/x/log.txt?x=15b4545cd00000 kernel config: https://syzkaller.appspot.com/x/.config?x=3ae5569643a9955f dashboard link: https://syzkaller.appspot.com/bug?extid=105896fac213f26056f9 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16f0e564d00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=147075e8d00000 Reported-by: syzbot+105896fac213f26056f9@syzkaller.appspotmail.com Fixes: b9df4fd7e99c ("net: core: change return type of pskb_may_pull to bool") For information about bisection process see: https://goo.gl/tpsmEJ#bisection