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[2620:137:e000::1:20]) by mx.google.com with ESMTP id h3-20020a1709060f4300b007ae43ee86aesi10293539ejj.69.2022.11.16.10.47.15; Wed, 16 Nov 2022 10:47:36 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239118AbiKPSRm (ORCPT + 91 others); Wed, 16 Nov 2022 13:17:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56218 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239153AbiKPSRa (ORCPT ); Wed, 16 Nov 2022 13:17:30 -0500 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5D51063CF4 for ; Wed, 16 Nov 2022 10:17:24 -0800 (PST) Received: by mail-il1-f199.google.com with SMTP id z10-20020a921a4a000000b003028b687885so1263431ill.2 for ; Wed, 16 Nov 2022 10:17:24 -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=7OndYXh8YdBOGRjDenydUtY0hFqgWlEV17sQog75UHw=; b=TL8k+o0PDZ1tzaXw8XD6pUdDAbExe32DDvdZVYogCBkpRaOZbYL3S+up+RkTix1eyQ s5r6d1b9XdwlvMeAohHmOa0pZxsU8srJQYAxX1si5hipX5lyBeLYuW19b15mjMPBCBbS 6U2+fN7067hvqOt03KvDSNXoWHOOJeRiA43xNpf4zKrJbgocK9Wqpuj34+21Lx+bTtRx RMRJouBu2ueJmw4rG5b2ZVdQNqYt/FokVbmDmiPKs/Dc2lc7xBA3iZ26hmN7ANgkYxqH 7l7/9aJRkk435C9c7qhD57qp8xQ8J3dyBWGuYkwBG9YkbkKl8chzVh7ASv++L/hHNQ8t QdrQ== X-Gm-Message-State: ANoB5pkeQ9f0kkHkuDKkXn10ak3hMbd1jNTkeKoaLZquQN/aayxdsDgE qXcsvFCD+SE0ISLWpzkMIC7u8pMXhN2ufja/jm3pX+KCVYYA MIME-Version: 1.0 X-Received: by 2002:a05:6e02:489:b0:300:b9c4:8c1 with SMTP id b9-20020a056e02048900b00300b9c408c1mr11045689ils.124.1668622643740; Wed, 16 Nov 2022 10:17:23 -0800 (PST) Date: Wed, 16 Nov 2022 10:17:23 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f1c64505ed9a7bde@google.com> Subject: Re: [syzbot] BUG: unable to handle kernel NULL pointer dereference in nci_cmd_timer From: syzbot To: davem@davemloft.net, edumazet@google.com, krzysztof.kozlowski@linaro.org, kuba@kernel.org, linma@zju.edu.cn, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=0.9 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SORTED_RECIPS,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+10257d01dd285b15170a@syzkaller.appspotmail.com Tested on: commit: 1c96c97c nfc/nci: fix race with opening and closing git tree: https://github.com/f0rm2l1n/linux-fix.git master console output: https://syzkaller.appspot.com/x/log.txt?x=16b3ea01880000 kernel config: https://syzkaller.appspot.com/x/.config?x=c42faa14acb6dc7f dashboard link: https://syzkaller.appspot.com/bug?extid=10257d01dd285b15170a compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2 userspace arch: arm64 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.