Return-path: Received: from na3sys009aog124.obsmtp.com ([74.125.149.151]:52113 "EHLO na3sys009aog124.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753365Ab3CODkR convert rfc822-to-8bit (ORCPT ); Thu, 14 Mar 2013 23:40:17 -0400 From: Bing Zhao To: Daniel Drake CC: "linux-wireless@vger.kernel.org" , John Rhodes , Amitkumar Karwar Date: Thu, 14 Mar 2013 20:38:23 -0700 Subject: RE: mwifiex crash when removing interface while scanning Message-ID: <477F20668A386D41ADCC57781B1F70430D9DAD3AE4@SC-VEXCH1.marvell.com> (sfid-20130315_044022_884823_BE3CFEEE) References: <477F20668A386D41ADCC57781B1F70430D9D6CE59E@SC-VEXCH1.marvell.com> <477F20668A386D41ADCC57781B1F70430D9D6CE6CD@SC-VEXCH1.marvell.com> <477F20668A386D41ADCC57781B1F70430D9D6CE95B@SC-VEXCH1.marvell.com> <477F20668A386D41ADCC57781B1F70430D9D6CEC9D@SC-VEXCH1.marvell.com> <477F20668A386D41ADCC57781B1F70430D9D9C1608@SC-VEXCH1.marvell.com> <477F20668A386D41ADCC57781B1F70430D9D9C2199@SC-VEXCH1.marvell.com> In-Reply-To: Content-Type: text/plain; charset=US-ASCII MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi Daniel, > > Tim Shepard reported a scan timeout issue back in kernel 3.5 when NetworkManager is enabled, and he > had a HACK workaround for that. I wonder if this is the same issue in 3.8. > > Could you please try that workaround again? > > That seems to avoid the issue. I'm worried that it suggests some more > significant lower-level bug, but I guess for now it would make sense > to finish off those 2 patches you already posted, and investigate the > possible cmd_pending leak, before revisiting this. Thanks for testing. I will fine tune the 2 patches and resend the updated version to the list. The cmd_pending leak will be investigated too. Thanks, Bing