From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 03F2CC10DCE for ; Wed, 18 Mar 2020 14:17:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C18E520773 for ; Wed, 18 Mar 2020 14:17:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584541072; bh=N0D5LeZio2aQmXspsBdMkjr6mizWCtl3HrFbXFqOHu0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=sUxdLoKsxf4h7iLty1aH/5YzQxTthDuVqFpBLXAYBxPNw/h4/aMcJgM18TOzTDR1R zivZ+JbKO0/cqcKxlAztITG2+HZRc8gpoIubuU1MkBwS+NFXc2g5mae+k4huZ7vJ9F w0ZXY9EONQ2b1WWiguYoj74Bjuzj8txw4D5qyAeI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726857AbgCRORw (ORCPT ); Wed, 18 Mar 2020 10:17:52 -0400 Received: from mail.kernel.org ([198.145.29.99]:46168 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726832AbgCRORw (ORCPT ); Wed, 18 Mar 2020 10:17:52 -0400 Received: from localhost (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9648320772; Wed, 18 Mar 2020 14:17:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584541071; bh=N0D5LeZio2aQmXspsBdMkjr6mizWCtl3HrFbXFqOHu0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=BCtnZK28fmK9IPKyLn6/TaZA8Fv2ROuGB17tPw58aoZCpSP9WLiftEdzzpc47TpU8 5C3Qvo3iqGOqaSq3EAt2DN4G4JBoG0X77sGv7aHUZTbDmpAgNDSKMSzYreuHJaW4c8 U6ot8ztszk8zTKQ31GUl0Ju/HJTYAtIlGeNY9Gf4= Date: Wed, 18 Mar 2020 10:17:50 -0400 From: Sasha Levin To: gregkh@linuxfoundation.org Cc: sven@narfation.org, hdanton@sina.com, sw@simonwunderlich.de, stable@vger.kernel.org Subject: Re: FAILED: patch "[PATCH] batman-adv: Don't schedule OGM for disabled interface" failed to apply to 4.4-stable tree Message-ID: <20200318141750.GD4189@sasha-vm> References: <158436631216439@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <158436631216439@kroah.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Mon, Mar 16, 2020 at 02:45:12PM +0100, gregkh@linuxfoundation.org wrote: > >The patch below does not apply to the 4.4-stable tree. >If someone wants it applied there, or to any other stable or longterm >tree, then please email the backport, including the original git commit >id to . > >thanks, > >greg k-h > >------------------ original commit in Linus's tree ------------------ > >>From 8e8ce08198de193e3d21d42e96945216e3d9ac7f Mon Sep 17 00:00:00 2001 >From: Sven Eckelmann >Date: Sun, 16 Feb 2020 13:02:06 +0100 >Subject: [PATCH] batman-adv: Don't schedule OGM for disabled interface > >A transmission scheduling for an interface which is currently dropped by >batadv_iv_ogm_iface_disable could still be in progress. The B.A.T.M.A.N. V >is simply cancelling the workqueue item in an synchronous way but this is >not possible with B.A.T.M.A.N. IV because the OGM submissions are >intertwined. > >Instead it has to stop submitting the OGM when it detect that the buffer >pointer is set to NULL. > >Reported-by: syzbot+a98f2016f40b9cd3818a@syzkaller.appspotmail.com >Reported-by: syzbot+ac36b6a33c28a491e929@syzkaller.appspotmail.com >Fixes: c6c8fea29769 ("net: Add batman-adv meshing protocol") >Signed-off-by: Sven Eckelmann >Cc: Hillf Danton >Signed-off-by: Simon Wunderlich Adjusted context and queued up for 4.4. -- Thanks, Sasha