From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from he.sipsolutions.net ([78.46.109.217]:46756 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753068Ab2E2Gtg (ORCPT ); Tue, 29 May 2012 02:49:36 -0400 Message-ID: <1338274179.4342.6.camel@jlt3.sipsolutions.net> (sfid-20120529_084942_464161_EAA1E33E) Subject: Re: Kernel splats in 3.3.6+, drv_finish_tx_sync From: Johannes Berg To: Ben Greear Cc: "linux-wireless@vger.kernel.org" Date: Tue, 29 May 2012 08:49:39 +0200 In-Reply-To: <4FBD102A.3060906@candelatech.com> (sfid-20120523_182831_867959_52B63B9C) References: <4FBD102A.3060906@candelatech.com> (sfid-20120523_182831_867959_52B63B9C) Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Wed, 2012-05-23 at 09:28 -0700, Ben Greear wrote: > NOTE: These are against 3.3.6+, not 3.3.7+ as I posted earlier. > > We ran a torture test where we try to associate 130 stations against an AP > that can only do 128. The end result is constant resetting of many of the > virtual station interfaces. > > It ran overnight w/out crashing, but spewed quite a few warnings. > > I will be happy to test patches or attempt fixes if anyone has suggestions > for what the cause might be.... > > ------------[ cut here ]------------ > WARNING: at /home/greearb/git/linux-3.3.dev.y/net/mac80211/driver-ops.h:12 drv_finish_tx_sync+0x45/0x6e [mac80211]() > Hardware name: To be filled by O.E.M. > sta20: Failed check-sdata-in-driver check, flags: 0x4 Somebody fixed this I believe (either Arik or Eliad I think) johannes