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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4022BC61D97 for ; Thu, 26 Jan 2023 14:19:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231603AbjAZOTW (ORCPT ); Thu, 26 Jan 2023 09:19:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51848 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231934AbjAZOTL (ORCPT ); Thu, 26 Jan 2023 09:19:11 -0500 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4D9026A71A for ; Thu, 26 Jan 2023 06:18:42 -0800 (PST) Received: by mail-io1-f71.google.com with SMTP id c23-20020a6bfd17000000b00707a84cebe9so951494ioi.14 for ; Thu, 26 Jan 2023 06:18:42 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Q+nF+RW16YJdagWMfMttlQoNAWgrztV2W7ki7kcH6wQ=; b=PdZs4cceS+WaHTr2DD3oK36Ka4B0zvvEPlF3LczuL5Gh9zV2osOLKMJKjUx0ZZCsVv iJvdS5aIiqP2KRdPGGhzfNDQapyjhLqn97eSqod7byBInrccZNS+DuxxxVpVfC84pycR sw1QP/iJk4rV/xJH3N8ITfKc/gglTVUXm1wi+3hbs2rCoXXpt3naPTjVKwlXJ0dFGx5M F9xCf8rkGb1xmqMdt6SRgdD4YAZC2i6SPUVCoCH+hfSUCPON7mvIrv+ijE59LPKoPwSv PdLwtnqsJdBnoHGp2GqbPzsF1tiMNRDOu/4gxLtE2CmStMBHz+E8rO+LfSVxcpmnVj/U 0ujw== X-Gm-Message-State: AFqh2koZPjdfL5rv/Xvv/S0QwRmqj0DbFPDo6+LgnU/4B35BLwRzg7U/ gYIQUId39r3D3Hu+Bi722AUEc+h08LwW8BboDNbR8LiKdFA+ X-Google-Smtp-Source: AMrXdXtcH4ugW0dNRQ7ZfF6SczQn0xpplKw5P7FtIjRWz13PZ+9UZq2GtmXnv95pBDcikeb1+ZgB8qxL2nPtmQ7KXoZTTbDWmJFG MIME-Version: 1.0 X-Received: by 2002:a02:3407:0:b0:39e:a16b:99c6 with SMTP id x7-20020a023407000000b0039ea16b99c6mr3610706jae.167.1674742696299; Thu, 26 Jan 2023 06:18:16 -0800 (PST) Date: Thu, 26 Jan 2023 06:18:16 -0800 In-Reply-To: <000000000000788a6905f0c06160@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000080d62605f32b6bcb@google.com> Subject: Re: [syzbot] INFO: task hung in rfkill_sync_work From: syzbot To: davem@davemloft.net, edumazet@google.com, hdanton@sina.com, johannes@sipsolutions.net, krzysztof.kozlowski@canonical.com, krzysztof.kozlowski@linaro.org, kuba@kernel.org, linma@zju.edu.cn, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org syzbot has bisected this issue to: commit 3e3b5dfcd16a3e254aab61bd1e8c417dd4503102 Author: Lin Ma Date: Tue Nov 16 15:26:52 2021 +0000 NFC: reorder the logic in nfc_{un,}register_device bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=110cbe1e480000 start commit: 9d2f6060fe4c Merge tag 'trace-v6.2-1' of git://git.kernel... git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=130cbe1e480000 console output: https://syzkaller.appspot.com/x/log.txt?x=150cbe1e480000 kernel config: https://syzkaller.appspot.com/x/.config?x=85327a149d5f50f dashboard link: https://syzkaller.appspot.com/bug?extid=9ef743bba3a17c756174 userspace arch: i386 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=156edba0480000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15556074480000 Reported-by: syzbot+9ef743bba3a17c756174@syzkaller.appspotmail.com Fixes: 3e3b5dfcd16a ("NFC: reorder the logic in nfc_{un,}register_device") For information about bisection process see: https://goo.gl/tpsmEJ#bisection