Return-path: Received: from mail-iw0-f171.google.com ([209.85.223.171]:50435 "EHLO mail-iw0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754700AbZLBRfI convert rfc822-to-8bit (ORCPT ); Wed, 2 Dec 2009 12:35:08 -0500 MIME-Version: 1.0 In-Reply-To: <43e72e890911302354i1b17265ckb3aa81171a24174b@mail.gmail.com> References: <4ADE2F66.1070703@gmail.com> <43e72e890911161515q64ff527cyefd7d769f3c501b@mail.gmail.com> <43e72e890911161708o607da2a5hefe98e92fd13ee7a@mail.gmail.com> <43e72e890911191519h73bd6699if860257c049ba1a0@mail.gmail.com> <43e72e890911231347k48f105dcw24dd99c1c39f034@mail.gmail.com> <43e72e890911302354i1b17265ckb3aa81171a24174b@mail.gmail.com> From: "Luis R. Rodriguez" Date: Wed, 2 Dec 2009 09:34:55 -0800 Message-ID: <43e72e890912020934s35df08dfp28520e32b9bea2b2@mail.gmail.com> Subject: Re: 2.6.32-rc5-git1 -- BUG kmalloc-8192: Poison overwritten (ath9k implicated) To: Miles Lane Cc: LKML , linux-wireless , Felix Fietkau Content-Type: text/plain; charset=UTF-8 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Mon, Nov 30, 2009 at 11:54 PM, Luis R. Rodriguez wrote: > On Mon, Nov 23, 2009 at 1:47 PM, Luis R. Rodriguez wrote: >> On Thu, Nov 19, 2009 at 3:19 PM, Luis R. Rodriguez wrote: >>> On Mon, Nov 16, 2009 at 5:08 PM, Luis R. Rodriguez wrote: >>>> On Mon, Nov 16, 2009 at 4:41 PM, Miles Lane wrote: >>>>> On Mon, Nov 16, 2009 at 6:15 PM, Luis R. Rodriguez wrote: >>>>>> On Tue, Oct 20, 2009 at 1:45 PM, Miles Lane wrote: >>>>>>> Let me know if you want my .config file.  I think this was triggered by >>>>>>> suspending my laptop. >>>>>>> >>>>>>> BUG kmalloc-8192: Poison overwritten >>>>>> >>>>>> Thanks for your report Miles. >>>>>> >>>>>> Are you using Linus' tree? Felix wrote some patches that got rid of >>>>>> the rate control private area which we kmalloc/kfree and at least one >>>>>> user reported that these patches fixed a memory leak. I'm curious if >>>>>> the same patches would resolve this issue. >>>>>> >>>>>> Only thing is these patches apply against wireless-testing and not >>>>>> 2.6.32. To test them you'd have to pull wireless-testing master to >>>>>> your tree and then apply the patches both before and after. >>>>>> >>>>>> Would you be up to try that? >>>>> >>>>> Yes, definitely.  Thanks.  I will try to accomplish this and let you >>>>> know if I get stuck. >>>> >>>> OK, not sure if a merge of wireless-testing will be clean so you may >>>> want to just clone fresh.. Anyway after you get wireless-testing bits >>>> you'll want to apply these: >>>> >>>> http://patchwork.kernel.org/patch/60127/ >>>> http://patchwork.kernel.org/patch/60128/ >>>> http://patchwork.kernel.org/patch/60126/ >>>> >>>> If you want to merge wireless-testing you can try: >>>> >>>> git merge git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing.git >>>> master >>>> >>>> If that'd doesn't gos smooth just clone it and I think you should be >>>> able to safely --reference your current tree for objects for Linus' >>>> tree. >>> >>> Miles I see no reply from you yet so I backported the patches in >>> question for you. Can you please try 2.6.32-rc7 and apply these >>> patches on top: >>> >>> http://bombadil.infradead.org/~mcgrof/patches/ath9k/2009/11-19/70-mac80211-total-ampdu-tx-info.patch >>> http://bombadil.infradead.org/~mcgrof/patches/ath9k/2009/11-19/71-ath9k-remove-tx_info_priv.patch >> >> Miles, any luck testing this? > > Miles -- poke. The patches provided should apply on Linus' tree, > please let us know if they fix the issue you reported. Miles -- have you had a chance to test these backported patches? Luis