From owner-freebsd-net@freebsd.org Wed Sep 21 18:24:16 2016 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 34F73BE25A2 for ; Wed, 21 Sep 2016 18:24:16 +0000 (UTC) (envelope-from cochard@gmail.com) Received: from mail-wm0-x232.google.com (mail-wm0-x232.google.com [IPv6:2a00:1450:400c:c09::232]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C194BC14 for ; Wed, 21 Sep 2016 18:24:15 +0000 (UTC) (envelope-from cochard@gmail.com) Received: by mail-wm0-x232.google.com with SMTP id w84so208979997wmg.1 for ; Wed, 21 Sep 2016 11:24:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=lhjbAmODpyro5p+dZ9UZcrEzJD8JBy4kPzZ85ydrkNc=; b=r7IGw7FEWt/LdSCtQzm3viGbWpLUc70b/djIAlQl4+T7WWQ3621Ro5z+J4c3WjJbuX PWzQgKNO0O06pg7JZLNWIuHNYo0tKnGCWQKsS4fr5lSj1Rua6kieMVIWkpfHcmymYYJO w/wf/JSH/Teek58Iok3ix5sjzvjtBSEc9LI2ryPh64wpyfoeEmld9wEyxETblHw5Fkrd WyCNNbmjBXhVn9y5LQ+TgpAsbQFIyy5Zu6D12u3WinhjorAVE1t/6Ph+av1saJGqmtB7 soAXaPvC9NANCbajh79nedwmrZXqB0KEq1U2sASNW0/x9VDrhdV9Lkmq8GYUkoaAsC+Z w2kg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=lhjbAmODpyro5p+dZ9UZcrEzJD8JBy4kPzZ85ydrkNc=; b=De+zJpqxjQ5xYE7EwdVYK2iSjtFilIMzhFo6S7eTNfL7L0sYATlX3Gy1zgwpxuNPuB tgt39qo3yBJZXlMr1pkWjkhBWVcaSZoVhk+KUSyaWP34UPIGVtt48luYG2UZsqcXHi/N bvUPl8msf2DDlEeJ0ZvIyG/5fDV0XnHpJ/a3eSGyTbDrPSck8N9IbNK7czCC5voGhgWf 2FsstrTiACBOvpGnx3xjdfBDRmqA2s8cvQa5wyDpxRpqqldj9fkhaf5fJZ6z6muPI2At a7FTg2FjX5YNe7+COrZo7H+A+7EvzDAloZvwn02teFG6m+erhnpD35g8Du4vOn8hWjqn VdjA== X-Gm-Message-State: AE9vXwMrfxC/Nfiij7vRpgICVfTvSw+NZL4BqIoVwlwSee1PNnMzjX/lsDnMBZ4gumHuu7m40S9S3N5msXpSbQ== X-Received: by 10.194.106.103 with SMTP id gt7mr26852842wjb.201.1474482254266; Wed, 21 Sep 2016 11:24:14 -0700 (PDT) MIME-Version: 1.0 Sender: cochard@gmail.com Received: by 10.194.178.99 with HTTP; Wed, 21 Sep 2016 11:23:53 -0700 (PDT) In-Reply-To: <20160921162214.dcc6dca77d4a42c73df6de5e@aei.mpg.de> References: <20160921162214.dcc6dca77d4a42c73df6de5e@aei.mpg.de> From: =?UTF-8?Q?Olivier_Cochard=2DLabb=C3=A9?= Date: Wed, 21 Sep 2016 20:23:53 +0200 X-Google-Sender-Auth: DGCeRfOZ6owcF_iLU5R5Q5rUqqM Message-ID: Subject: Re: igb/pf-related crashes To: =?UTF-8?B?R2Vycml0IEvDvGhu?= Cc: "freebsd-net@freebsd.org" Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Sep 2016 18:24:16 -0000 On Wed, Sep 21, 2016 at 4:22 PM, Gerrit K=C3=BChn wrote: > Hi all, > > Over the last weekend, I saw a couple of crashes on a 10.3-system acting > as filtering bridge with pf that all looked like this: > =E2=80=8BI've got this problem on low RAM VM (about 196MB of RAM) during lo= t's of fragmented packet storm. There is a bug into bridge_pfil with fragmented packet that cause an mbuf memory leak. You should try this patch (written for current but should be easly adapted to 10.3) that should fix this problem: https://reviews.freebsd.org/D7780 Regards, Olivier