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=-0.8 required=3.0 tests=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 587CCC742B4 for ; Fri, 12 Jul 2019 09:57:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3261A208E4 for ; Fri, 12 Jul 2019 09:57:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726085AbfGLJ5N (ORCPT ); Fri, 12 Jul 2019 05:57:13 -0400 Received: from mga17.intel.com ([192.55.52.151]:23447 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725294AbfGLJ5N (ORCPT ); Fri, 12 Jul 2019 05:57:13 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 12 Jul 2019 02:57:13 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,482,1557212400"; d="scan'208";a="189792493" Received: from epronina-mobl.ccr.corp.intel.com ([10.252.5.80]) by fmsmga004.fm.intel.com with ESMTP; 12 Jul 2019 02:57:11 -0700 Message-ID: Subject: Re: iwl_mvm_add_new_dqa_stream_wk BUG in lib/list_debug.c:56 From: Luciano Coelho To: Marc Haber , Yussuf Khalil Cc: linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Johannes Berg , Emmanuel Grumbach , Intel Linux Wireless Date: Fri, 12 Jul 2019 12:57:10 +0300 In-Reply-To: <20190607204421.GK31088@torres.zugschlus.de> References: <20190530081257.GA26133@torres.zugschlus.de> <20190602134842.GC3249@torres.zugschlus.de> <29401822-d7e9-430b-d284-706bf68acb8a@pp3345.net> <20190607204421.GK31088@torres.zugschlus.de> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.30.5-1.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On Fri, 2019-06-07 at 22:44 +0200, Marc Haber wrote: > On Fri, Jun 07, 2019 at 10:20:56PM +0200, Yussuf Khalil wrote: > > CC'ing iwlwifi maintainers to get some attention for this issue. > > > > I am experiencing the very same bug on a ThinkPad T480s running 5.1.6 with > > Fedora 30. A friend is seeing it on his X1 Carbon 6th Gen, too. Both have an > > "Intel Corporation Wireless 8265 / 8275" card according to lspci. > > I have an older 04:00.0 Network controller [0280]: Intel Corporation > Wireless 8260 [8086:24f3] (rev 3a) on a Thinkpad X260. > > > Notably, in all cases I've observed it occurred right after roaming from one > > AP to another (though I can't guarantee this isn't a coincidence). > > I also have multiple Access Points broadcasting the same SSID in my > house, and yes, I experience those issues often when I move from one > part of the hose to another. I have, however, also experienced it in a > hotel when I was using the mobile hotspot offered by my mobile, so that > was clearly not a roaming situation. Hi, Sorry this got under the radar for a while. Yesterday someone created a bugzilla entry with the same error: https://bugzilla.kernel.org/show_bug.cgi?id=204141 I'm going to file an internal bug report and then have someone look further into it. Any additional comments/reproductions/etc. please use that bugzilla entry. Thanks for reporting! -- Cheers, Luca.