Return-path: Received: from mga02.intel.com ([134.134.136.20]:5340 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756538Ab1LBEkD (ORCPT ); Thu, 1 Dec 2011 23:40:03 -0500 Subject: Re: iwlwifi: kernel panic if try to open tid with large index (>=8) From: "Guy, Wey-Yi" To: Nikolay Martynov Cc: "linux-wireless@vger.kernel.org" In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Date: Thu, 01 Dec 2011 19:42:34 -0800 Message-ID: <1322797354.13074.11.camel@wwguy-huron> (sfid-20111202_054011_272562_1B6B0376) Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: hmm, this is a good catch, I don't believe anyone here ever test with this. Thank you so much for letting us know. Wey On Thu, 2011-12-01 at 20:29 -0800, Nikolay Martynov wrote: > Hi. > > I have an intel 5300 card running on latest compat-wireless. > If I do: > echo "tx start 8" > > /sys/kernel/debug/ieee80211/phy0/netdev\:wlan1/stations/XX\:XX\:XX\:XX\:XX\:XX/agg_status > I get two pages of kernel stack trace and complete freeze, no > messages left in any logs after reboot. > I looks like driver doesn't correctly check that this tid is > actually supported when it comes from mac80211 layer. > This doesn't seem like a huge issue, just an annoying one. > > Please let me knoe if I can provide any more information. > Thanks. >