From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 5462E39D for ; Sun, 14 Jan 2024 14:37:05 +0000 (UTC) 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-il1-f199.google.com with SMTP id e9e14a558f8ab-35fedd5e6beso72886145ab.3 for ; Sun, 14 Jan 2024 06:37:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1705243024; x=1705847824; 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=7wt6VIBHV5JomMb6G/SAzgkJ/CF86v9+FpIHEpcIi30=; b=hixMNTn8on5stYFsa1uIzDgCYlEEx5ojb7kv6pofx0480/IkoOUJ7ys03NFkFfQYkm Db32/FH7mQOgQXL996c41kPt81eq1lKWp55NryxchaQ8+RtWVl/EomqaPQ0YZPWH7bO6 meJt0D/3xoJ30OfuzytSBSYocr6AhxIUqGytLikHs/JO+CO2ZZ2W0r9RwfMnI1VaFGmS iDlOKfsP3vXMiCevHbsX4Gy/0vvBsySp5k/KJfIBbmipU7JXBJJaoqZu3b0/ZDBp5fcd Lb7qteIyjqqcOY1af8HoqoVd+XRD1ziaiDtV5Yl95Xk106FzB6OJEar+8YscCdgmd6x8 f7Jw== X-Gm-Message-State: AOJu0YwF1geJxjXmSZ2VVc+CX2cPGra/ae71BkIlpIvA5q5NJPgAQFus DX8+E+lyfYYpbRgVK+0yCJucbY3XRG698Y9rF+u4CWMBilrf X-Google-Smtp-Source: AGHT+IHZJp1y0/eT4Y5XcGEZHHluMb+1c3lYitvG1gsjKxbDv/arVmEig0IQH/tbT08VemxEN1ZaDQXwh5BN04ZeASt4LhxR5rpZ Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a8a:b0:35f:d260:57b3 with SMTP id k10-20020a056e021a8a00b0035fd26057b3mr398021ilv.3.1705243024532; Sun, 14 Jan 2024 06:37:04 -0800 (PST) Date: Sun, 14 Jan 2024 06:37:04 -0800 In-Reply-To: <0000000000005ab984060371583e@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000bbb70f060ee8d44b@google.com> Subject: Re: [syzbot] [bluetooth?] KASAN: slab-use-after-free Read in hci_send_acl From: syzbot To: davem@davemloft.net, edumazet@google.com, hdanton@sina.com, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, luiz.dentz@gmail.com, luiz.von.dentz@intel.com, marcel@holtmann.org, netdev@vger.kernel.org, pabeni@redhat.com, pav@iki.fi, syzkaller-bugs@googlegroups.com, william.xuanziyang@huawei.com Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 181a42edddf51d5d9697ecdf365d72ebeab5afb0 Author: Ziyang Xuan Date: Wed Oct 11 09:57:31 2023 +0000 Bluetooth: Make handle of hci_conn be unique bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=127944c1e80000 start commit: 4b2b606075e5 ipv4/fib: send notify when delete source addr.. git tree: net kernel config: https://syzkaller.appspot.com/x/.config?x=d594086f139d167 dashboard link: https://syzkaller.appspot.com/bug?extid=a0c80b06ae2cb8895bc4 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=138aad9e680000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=125e0b92680000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: Bluetooth: Make handle of hci_conn be unique For information about bisection process see: https://goo.gl/tpsmEJ#bisection