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=-4.0 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 179CAC433E0 for ; Fri, 31 Jul 2020 08:44:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F37DC2084D for ; Fri, 31 Jul 2020 08:44:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731912AbgGaIoJ (ORCPT ); Fri, 31 Jul 2020 04:44:09 -0400 Received: from mail-il1-f197.google.com ([209.85.166.197]:54253 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731374AbgGaIoG (ORCPT ); Fri, 31 Jul 2020 04:44:06 -0400 Received: by mail-il1-f197.google.com with SMTP id v13so7942992ila.20 for ; Fri, 31 Jul 2020 01:44:05 -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=2MiWhebPAZEwNHbE02ggeQmHTDlIjaaAtS5l21f1BPw=; b=iBXQaP86SCGC6SIP7sne1BNpGX6rpQj+YGVXRMfMyPgtO8oypRGgZBZkacYwqx+S7D o3ZRYyMwvoqWW24RlPm0Vg2P5LjjaSYc7+WRXRgkV205HG8uj59QIP8Zj1ySEpqn6xDA ZdaJ2OEfRnZJUenWX/p4SibmZZ7++44xuQB75NGbZSXZqIUPR3me0xnPdB3DnAFt6iDS I2b8ZI6i9A/9odjwBCZxbXHkD4WAHXpbO/8txkLNC/Gj6ckYluHQXhifV59kjfAeHL9U 0BNeH4WP6AgymL63R+vr79gAPKkQyJVLXf8AOVLu+AS820BrHu4mQISdCkAPzVZl46pW FNtw== X-Gm-Message-State: AOAM5308J1lqpAHrsIt5q05hDYQO2ZVDN49IoXA+TsJerr74+r74+iXR cOzylYQjP8e3BsSBrXDq2r1Qe5XuujRdXtiToIgK3tPnGT/Z X-Google-Smtp-Source: ABdhPJy4Rj2LLEiAspTEtCegum11hHhIEmst76GFNZjb8ziE/nZyOIvy4zdOy45COS+BYVrIBbRSJc0ymQWmZ3YMzOpl0u7SggRq MIME-Version: 1.0 X-Received: by 2002:a6b:7416:: with SMTP id s22mr2545374iog.160.1596185045466; Fri, 31 Jul 2020 01:44:05 -0700 (PDT) Date: Fri, 31 Jul 2020 01:44:05 -0700 In-Reply-To: <000000000000f6d80505abb42b60@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a1816805abb8caa1@google.com> Subject: Re: WARNING in cancel_delayed_work From: syzbot To: davem@davemloft.net, johan.hedberg@gmail.com, johannes.berg@intel.com, johannes@sipsolutions.net, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, luciano.coelho@intel.com, marcel@holtmann.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Sender: linux-bluetooth-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org syzbot has bisected this issue to: commit fbd05e4a6e82fd573d3aa79e284e424b8d78c149 Author: Luca Coelho Date: Thu Sep 15 15:15:09 2016 +0000 cfg80211: add helper to find an IE that matches a byte-array bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1790af82900000 start commit: 83bdc727 random32: remove net_rand_state from the latent e.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1050af82900000 kernel config: https://syzkaller.appspot.com/x/.config?x=e59ee776d5aa8d55 dashboard link: https://syzkaller.appspot.com/bug?extid=35e70efb794757d7e175 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1160faa2900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11816098900000 Reported-by: syzbot+35e70efb794757d7e175@syzkaller.appspotmail.com Fixes: fbd05e4a6e82 ("cfg80211: add helper to find an IE that matches a byte-array") For information about bisection process see: https://goo.gl/tpsmEJ#bisection