From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 46842383994 for ; Tue, 21 Jul 2026 04:57:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784609825; cv=none; b=naTEYljDtKuO4BIo24gywrvKG7Rbh4jhZ/KAvtiFTGvKP3i5INZA8TdWvqAtaKlnjLl9S+HCce8p5bhisRV6WdjNXGQ/6bf+4WHPMjt6pTx+q2qNh23HzpRT2jqz7O4Dy/bkLGGHoKbHsmPJeAF7il6SwGjx3CBowknEc719/FQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784609825; c=relaxed/simple; bh=A10/4OmfyGAIcTeoqNkhVH+aDcz4dBg1f+XlVOXRiIY=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=u+Hakxyne7OqnN+OtnCFAgAFbYAGFrHx/BvxyVB8YKnBAay6GDPbmjoxqimc2x67EJeuK3omxW/KigBxC9R9Uuv4bRRo7sIan93Qxq/PJNu7lkdIx0FGhRmDCgCyk3T4kph432N3fRCryeIyHiCQm0HpxtAO4bK7TN7mETMw3s8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.167.197 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-oi1-f197.google.com with SMTP id 5614622812f47-48e2ce64834so12700210b6e.3 for ; Mon, 20 Jul 2026 21:57:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784609823; x=1785214623; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=LbD3ZdNbxOJrDeYsH2q/tWpB1KaUxWNUApq88uaGJAo=; b=sYLVtBVtvmjVO/IdRNLFZQq7gNbqH0HevX7fF2n5S0OBEuu85FcyrBhvuxJww9fJgw fY6kMkkPR7kaLaQ9m3t7sYWij3JaS/7SdFFiL6LPFDMc+s9RSlsSu5RRG3ls5x2hcrhu uDO4rKVBSjVdHk6BRTZ4NGq9eK+UsKgiCh1XTs8I8EX5Tm3BzLMXv4GbPnVoultbX894 cGJTpBN3nhr3lN+pGCXkoK4e1ZHRJwJ4gQftBzJP7KUj79ZFdG2k/k1YkHH5NLJkbjjq tghLA1DHMzfEIKksD9pt5hOZr+4y0FYfwzFx448moDbErjEiPLC8UfHbyhzm+5T3K3iB GJCg== X-Forwarded-Encrypted: i=1; AHgh+Rot0QSKX9qBKb73hLKZE20h7BD2QJz7yytCZgxXrOu8PDVc3TuO6w82neHsdXOPmBFbhXEvRmtxJytEVa4=@vger.kernel.org X-Gm-Message-State: AOJu0YzocvYbT4Z/v7mDvc8gaeODkR7vYPkZhuYjbMfrvtCorn8/1DZW ogKz3v85gLs2h+HyRKuYhqEGh71RPh9yLy4GwIQQnVgWqD54XLDip7y+qePplIc4jOWgC1xU/9o nQ11P3S1mFYW2TIxFlSl/fU8pH4cFuhCH/ODikCOtXixessSHwUceQSYj808= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:179b:b0:4a4:af7f:83d3 with SMTP id 5614622812f47-4a4d0548f9emr8283864b6e.20.1784609823145; Mon, 20 Jul 2026 21:57:03 -0700 (PDT) Date: Mon, 20 Jul 2026 21:57:03 -0700 In-Reply-To: <20260721042635.643-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a5efc1f.5028b7d0.1f0bb.0391.GAE@google.com> Subject: Re: [syzbot] [bluetooth?] KASAN: null-ptr-deref Read in l2cap_chan_hold_unless_zero From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+e6382a2f53f5fc7453ac@syzkaller.appspotmail.com Tested-by: syzbot+e6382a2f53f5fc7453ac@syzkaller.appspotmail.com Tested on: commit: b95f03f0 Merge tag 'mm-hotfixes-stable-2026-07-20-11-3.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=123b8ab9580000 kernel config: https://syzkaller.appspot.com/x/.config?x=48ef5c5c0f192153 dashboard link: https://syzkaller.appspot.com/bug?extid=e6382a2f53f5fc7453ac compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 patch: https://syzkaller.appspot.com/x/patch.diff?x=13b912b9580000 Note: testing is done by a robot and is best-effort only.