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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C92FBC433B4 for ; Wed, 14 Apr 2021 10:37:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 80B2A611CC for ; Wed, 14 Apr 2021 10:37:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233847AbhDNKh4 (ORCPT ); Wed, 14 Apr 2021 06:37:56 -0400 Received: from 6.mo179.mail-out.ovh.net ([46.105.56.76]:58008 "EHLO 6.mo179.mail-out.ovh.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232235AbhDNKhz (ORCPT ); Wed, 14 Apr 2021 06:37:55 -0400 X-Greylist: delayed 2399 seconds by postgrey-1.27 at vger.kernel.org; Wed, 14 Apr 2021 06:37:55 EDT Received: from player799.ha.ovh.net (unknown [10.110.115.149]) by mo179.mail-out.ovh.net (Postfix) with ESMTP id 2061C195C90 for ; Wed, 14 Apr 2021 11:19:09 +0200 (CEST) Received: from webmining-systems.com (lfbn-idf1-1-6-174.w82-124.abo.wanadoo.fr [82.124.102.174]) (Authenticated sender: info@webmining-systems.com) by player799.ha.ovh.net (Postfix) with ESMTPSA id D21C61D137508 for ; Wed, 14 Apr 2021 09:19:08 +0000 (UTC) Authentication-Results: garm.ovh; auth=pass (GARM-101G00481503b9e-726f-47ae-9c98-5ba0560b3fd4, A50448BECFF887ADF2A79382723AE2F805D580F3) smtp.auth=info@webmining-systems.com X-OVh-ClientIp: 82.124.102.174 From: Michal TOMA To: linux-wireless@vger.kernel.org Subject: [Bug report] - RTL8821CE 802.11ac PCIe Wireless Network Adapter - Not handled properly by the rtw_8821ce dirver on Kernel 5.11.11 Date: Wed, 14 Apr 2021 11:12:43 +0200 Message-ID: <2562248.KvEgbkE9EU@linux-9g0r.site> Organization: SICOOP User-Agent: KMail/4.10.5 (Linux/3.7.10-1.45-desktop; KDE/4.10.5; x86_64; ; ) MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Ovh-Tracer-Id: 12937715832628722116 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: 0 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduledrudeluddgudehucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucenucfjughrpefhvffufffkohgfggfgtgesthfuredttdeivdenucfhrhhomhepofhitghhrghlucfvqffotecuoehmihgthhgrlhhtohhmrgesshhitghoohhprdgtohhmqeenucggtffrrghtthgvrhhnpeegheefleeikeehhfelheekhfetjeffjeekuedvvddvveevffejueegfeekffekvdenucfkpheptddrtddrtddrtddpkedvrdduvdegrddutddvrddujeegnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmohguvgepshhmthhpqdhouhhtpdhhvghlohepphhlrgihvghrjeelledrhhgrrdhovhhhrdhnvghtpdhinhgvtheptddrtddrtddrtddpmhgrihhlfhhrohhmpehmihgthhgrlhhtohhmrgesshhitghoohhprdgtohhmpdhrtghpthhtoheplhhinhhugidqfihirhgvlhgvshhssehvghgvrhdrkhgvrhhnvghlrdhorhhg Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org The RTL8821CE driver doesn't work on several recent kernels (probably since 5.9). journalctl -b | grep rtw avril 10 14:18:41 localhost kernel: rtw_8821ce 0000:07:00.0: Firmware version 24.8.0, H2C version 12 avril 10 14:18:41 localhost NetworkManager[682]: [1618057121.6199] rfkill2: found Wi-Fi radio killswitch (at /sys/devices/pci0000:00/0000:00:1d.4/0000:07:00.0/ieee80211/phy0/rfkill2) (driver rtw_8821ce) avril 10 14:18:41 localhost kernel: rtw_8821ce 0000:07:00.0 wlp7s0: renamed from wlan0 avril 10 14:18:42 localhost kernel: rtw_8821ce 0000:07:00.0: start vif 28:39:26:ab:b4:5d on port 0 avril 10 14:18:42 localhost kernel: rtw_8821ce 0000:07:00.0: stop vif 28:39:26:ab:b4:5d on port 0 avril 10 14:18:42 localhost kernel: rtw_8821ce 0000:07:00.0: start vif 5a:f0:11:63:85:65 on port 0 avril 10 14:25:35 Host-001 kernel: rtw_8821ce 0000:07:00.0: stop vif 5a:f0:11:63:85:65 on port 0 avril 10 14:25:35 Host-001 kernel: rtw_8821ce 0000:07:00.0: start vif 32:45:38:02:34:09 on port 0 avril 10 14:32:28 Host-001 kernel: rtw_8821ce 0000:07:00.0: stop vif 32:45:38:02:34:09 on port 0 avril 10 14:32:28 Host-001 kernel: rtw_8821ce 0000:07:00.0: start vif c2:5c:03:32:bc:19 on port 0 avril 10 14:39:21 Host-001 kernel: rtw_8821ce 0000:07:00.0: stop vif c2:5c:03:32:bc:19 on port 0 avril 10 14:39:21 Host-001 kernel: rtw_8821ce 0000:07:00.0: start vif de:9c:ac:b2:58:ae on port 0 avril 10 14:46:14 Host-001 kernel: rtw_8821ce 0000:07:00.0: stop vif de:9c:ac:b2:58:ae on port 0 avril 10 14:46:14 Host-001 kernel: rtw_8821ce 0000:07:00.0: start vif 46:5c:c2:91:f8:7f on port 0 ... And continues like this indefinitely uname -a Linux Host-001 5.11.11-1-default #1 SMP Tue Mar 30 17:57:52 UTC 2021 (dbc4a02) x86_64 x86_64 x86_64 GNU/Linux rfkill list 0: ideapad_wlan: Wireless LAN Soft blocked: no Hard blocked: no 1: ideapad_bluetooth: Bluetooth Soft blocked: no Hard blocked: no 2: phy0: Wireless LAN Soft blocked: no Hard blocked: no