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 BBBC91DE8AE for ; Mon, 10 Feb 2025 11:26:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739186765; cv=none; b=pydq/Eu80rILqZcaac/pKWs3dPH2DP1quqe6w99ZB7z+x6Jp+PRf//1Il2OfgAAAiAUKEXvx8BuDbkVXFlXZKahqeTiA6cEwTe9XAJnC6u2BmTT66jPmdjPTm9RXWHdn+HgGY8Fer93Muf3L8/Yg1Y48WS7gA960C7jxX4Hjecs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739186765; c=relaxed/simple; bh=NnCmgpLc/a19Z//Ksh5P5uqxhEy9Jo+bHlhN/OP5T5I=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Y+jdMzYzTcRC4VLD4g5SSHP3IuHThPhQs0K34l3qYU0aRBBTokZEA2+7bzSkrLjljlytVmZUYMyUG2mHyhlwM5eUd2IJCOpM1Dg5CoXQEXRG6+vRtBSGko39z3DZE9g1JFlp9Jw8xEtyX+C3rpvdJ8DUg2ChgyhiFfAqirtRv/w= 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=209.85.166.199 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-3d060cfe752so25602755ab.2 for ; Mon, 10 Feb 2025 03:26:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739186763; x=1739791563; 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=YQ+h2LGkuRXC7DIQsduiIG1fRSIWK0hwahaP0xsxH60=; b=HLplDZIUVvNLcQ9g+D5F6j/XUCn3Eqjbg77NPJB2acjSK2Pqz35jgnmsUCxiMrnM5P kLhzM1NbkdnNsMiMZR0MbPFhFA15p4rT0onCD0pTot9aKmUwlR8i2u0bb98SvBAicIYU BauXZGNcNNa02fnuhX8+m696Tq+1BmTHS0W3xExyaqCtXJt4EsL2/dyUGPF/6IVgz5Io tFanFBpXeZkuHYCxXdZpECopLGYNoS4OVkRPA0FH6lf4iiHas855tEHHJouF9EIR8L4l KGjo6YfzC4b3/UTDBR9VAhfzZ2OLmYnmzdnRVq3GWmtVmF22EYDlnKUqjX6gzSeSyrrF fpnQ== X-Forwarded-Encrypted: i=1; AJvYcCU97MvQK1ZpymMi/ThgxL5re7S6ql8GqbNp21VVMcEQRPomt4halZJHXLitF8wv5n7U6bW0EYIQnpPC7gM=@vger.kernel.org X-Gm-Message-State: AOJu0YwYCJ8bWrdUSlU0vOYfXYIiiDfMznHJuTHev24M8nAJ6do2KG5A mJ0TKmkfqgvE/R0j6BjzWNlQAgkZsbGQphQMMRYajLQNcP2qJObgb2hMI+ak9GLMcFeUuiTRsQf TIw6FQjNNxdENKLJK1KUrynM/6eFu4k1l1VcELbCi7B9Op/JvzBr+5OA= X-Google-Smtp-Source: AGHT+IGvQR9xhBJMp0yCwBu2IxYGsiNQHOCBgzHhuu/0KXacIXDsqC+PSoMINzNx3ybIiyk4U91FErnEIhDu9SfZp6zgMA5+5fVa Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1d89:b0:3d0:2b88:116c with SMTP id e9e14a558f8ab-3d13dd4aaadmr91686965ab.10.1739186762869; Mon, 10 Feb 2025 03:26:02 -0800 (PST) Date: Mon, 10 Feb 2025 03:26:02 -0800 In-Reply-To: <000000000000cbc8670618a25b24@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67a9e24a.050a0220.3d72c.0050.GAE@google.com> Subject: Re: [syzbot] [bluetooth?] KASAN: slab-use-after-free Read in skb_queue_purge_reason (2) From: syzbot To: avkrasnov@salutedevices.com, hdanton@sina.com, 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, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit c411c62cc13319533b1861e00cedc4883c3bc1bb Author: Arseniy Krasnov Date: Thu Jan 30 18:43:26 2025 +0000 Bluetooth: hci_uart: fix race during initialization bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=116cebdf980000 start commit: 40b8e93e17bf Add linux-next specific files for 20250204 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=136cebdf980000 console output: https://syzkaller.appspot.com/x/log.txt?x=156cebdf980000 kernel config: https://syzkaller.appspot.com/x/.config?x=ec880188a87c6aad dashboard link: https://syzkaller.appspot.com/bug?extid=683f8cb11b94b1824c77 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10b7eeb0580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12f74f64580000 Reported-by: syzbot+683f8cb11b94b1824c77@syzkaller.appspotmail.com Fixes: c411c62cc133 ("Bluetooth: hci_uart: fix race during initialization") For information about bisection process see: https://goo.gl/tpsmEJ#bisection