From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-pg0-f45.google.com ([74.125.83.45]:33073 "EHLO mail-pg0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752324AbdCBEL0 (ORCPT ); Wed, 1 Mar 2017 23:11:26 -0500 Received: by mail-pg0-f45.google.com with SMTP id 25so27559400pgy.0 for ; Wed, 01 Mar 2017 20:10:51 -0800 (PST) Subject: Re: WARNING: CPU: 1 PID: 23668 at drivers/net/wireless/intel/iwlwifi/mvm/sta.c:1539 iwl_mvm_rm_sta+0x3ce/0x450 To: Luca Coelho References: Cc: luciano.coelho@intel.com, sara.sharon@intel.com, liad.kaufman@intel.com, linux-wireless@vger.kernel.org From: Jens Axboe Message-ID: <05fff778-8703-f429-f555-aa533c2df25f@kernel.dk> (sfid-20170302_051218_828025_01C2A1BA) Date: Wed, 1 Mar 2017 21:10:47 -0700 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Sender: linux-wireless-owner@vger.kernel.org List-ID: On 03/01/2017 08:33 PM, Luca Coelho wrote: > Hi Jens, > > On Mar 1, 2017 20:25, Jens Axboe wrote: > > Not that folks have been jumping all over this, but in case someone is > curious, it triggered twice here today. For those two times, the value > of mvm->pending_frames[sta_id] was 80 and 39, respectively. > > Sorry for the delay, I'm on vacation now with limited internet access. > But we'll take a look into this early next week at the latest. > > Thanks a lot for the detailed report! No worries, thanks for responding. I just wanted to ensure this wasn't dropped on the floor. BTW, a few more values of ->pending_frames[sta_id]: $ dmesg | grep "ret=" [ 2334.308254] ret=39 [ 7915.311828] ret=80 [31602.317204] ret=41 [32139.510993] ret=54 [33292.917759] ret=96 it seems to often happen around resume. -- Jens Axboe