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 9283AC433FE for ; Fri, 18 Nov 2022 03:56:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240876AbiKRD4c (ORCPT ); Thu, 17 Nov 2022 22:56:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50140 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240810AbiKRD40 (ORCPT ); Thu, 17 Nov 2022 22:56:26 -0500 Received: from mail-io1-xd2c.google.com (mail-io1-xd2c.google.com [IPv6:2607:f8b0:4864:20::d2c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A623991C0C; Thu, 17 Nov 2022 19:56:21 -0800 (PST) Received: by mail-io1-xd2c.google.com with SMTP id y6so2985523iof.9; Thu, 17 Nov 2022 19:56:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=fR4mX56J+mx+m1BPxm/dozuQXvrdfsWxHFr0CD5+z9o=; b=mC61TnyX4uEh1UcVFalGgp1QVmRCPIL3h+KGbB8Lfibt5IKISvzGQEH5pcr7TKXaKn 5YO1yZwm2XNgvrU8ayDLP8UNnAGXXotblpLFfWUDCXU+LVgnf7UI8H9tuRU5AJAsb1HZ tCmQ/8E2bgX2F/lrDITHUkDwqJit/wZomJ6vxBPfhBJEGyFjvCX6fONejRgO2JCwuRHg Rc/LbOtfSDuXDL4KGtlML4rE/+FzmHeiVU4Korbtvzawgh41tqkKCYcOaBJbnUgaLkJ1 FuIey3C8Z7orxAulqSUb1GSZr6m28o/fAqPnixfdMblw/3mWs5wASOUZOoXdfFchIZUS GV2g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=fR4mX56J+mx+m1BPxm/dozuQXvrdfsWxHFr0CD5+z9o=; b=czn+YasBkXE8SKo4xEEk+FwIpDDNphzGRh+5MUDGKjm+gIdqY260dAwYVoTS4AK30c 9qG3tKZkmQNTJK+T72C3er65ENMFnuVRb4vSjRQNUVttCspZpft4sxmMHMMqifQJZien V8pTat+MrcISNy4XihyON4mUve7j2oveUWX/UWSl5tIl1tCyE0lj9EH7fXvK/zamI96c wn/8ZkEH7miJmJEsFfSK0nfSVrebM/ZIXxzOTXOduW47a5V8AsLyc7zbqboSUlYJ1wac COOGlWK+Il3Pp6vXzrFtmpwFvYURLVLCNvubk9u25dPUsyWyDMI3ud53hZpsA/GW65sL TTfg== X-Gm-Message-State: ANoB5pkHBPN812vLDlnAYo9TiTuJNHorsDXG75GjVvBaB62jlR8tDsu3 cE0A6K13jAc2eG1DAUd0mZfcqLkX/qH2QV7R X-Google-Smtp-Source: AA0mqf4WPcfAxMj7jT7EAVP3dM6vNOC9c3reYDUxz3zo0RnAn6J6GNoWJsccyAYN4JO/8UmiwQNZ7Q== X-Received: by 2002:a05:6638:224:b0:363:a3ca:acb6 with SMTP id f4-20020a056638022400b00363a3caacb6mr2382493jaq.265.1668743781027; Thu, 17 Nov 2022 19:56:21 -0800 (PST) Received: from noodle.cs.purdue.edu (switch-lwsn2133-z1r11.cs.purdue.edu. [128.10.127.250]) by smtp.googlemail.com with ESMTPSA id m11-20020a0566022e8b00b0068869b84b02sm983702iow.21.2022.11.17.19.56.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Nov 2022 19:56:20 -0800 (PST) From: Sungwoo Kim X-Google-Original-From: Sungwoo Kim To: iam@sung-woo.kim Cc: davem@davemloft.net, edumazet@google.com, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, luiz.dentz@gmail.com, marcel@holtmann.org, netdev@vger.kernel.org, pabeni@redhat.com Subject: [BUG 1 / 6] L2cap: Spec violations Date: Thu, 17 Nov 2022 22:55:58 -0500 Message-Id: <20221118035558.621680-1-git@sung-woo.kim> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 1. BT_CONNECT2 -> BT_CONFIG by L2CAP_CONN_RSP btmon log: Bluetooth monitor ver 5.64 = Note: Linux version 6.1.0-rc2 (x86_64) 0.240003 = Note: Bluetooth subsystem version 2.22 0.240035 (...) > ACL Data RX: Handle 200 flags 0x00 dlen 1033 #32 [hci0] 15.924193 invalid packet size (12 != 1033) 08 00 01 00 02 01 04 00 01 10 ff ff ............ @ MGMT Event: Device Connected (0x000b) plen 13 {0x0001} [hci0] 15.935617 BR/EDR Address: 10:AA:AA:AA:AA:AA (OUI 10-AA-AA) Flags: 0x00000000 Data length: 0 @ MGMT Event: Device Connected (0x000b) plen 13 {0x0002} [hci0] 15.935617 BR/EDR Address: 10:AA:AA:AA:AA:AA (OUI 10-AA-AA) Flags: 0x00000000 Data length: 0 > ACL Data RX: Handle 200 flags 0x00 dlen 2061 #33 [hci0] 15.942943 invalid packet size (16 != 2061) 0c 00 01 00 03 01 08 00 00 00 00 00 00 00 00 00 ................