From owner-freebsd-net@FreeBSD.ORG Sat May 17 08:40:03 2008 Return-Path: Delivered-To: freebsd-net@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A04921065671 for ; Sat, 17 May 2008 08:40:03 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 8E7B78FC19 for ; Sat, 17 May 2008 08:40:03 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.2/8.14.2) with ESMTP id m4H8e39w077768 for ; Sat, 17 May 2008 08:40:03 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.2/8.14.1/Submit) id m4H8e3NM077767; Sat, 17 May 2008 08:40:03 GMT (envelope-from gnats) Date: Sat, 17 May 2008 08:40:03 GMT Message-Id: <200805170840.m4H8e3NM077767@freefall.freebsd.org> To: freebsd-net@FreeBSD.org From: Alexander Motin Cc: Subject: Re: kern/123741: [netgraph] [panic] kernel panic due to netgraph mpd X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Alexander Motin List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 17 May 2008 08:40:03 -0000 The following reply was made to PR kern/123741; it has been noted by GNATS. From: Alexander Motin To: bug-followup@FreeBSD.org, mimielliot@gmail.com Cc: Subject: Re: kern/123741: [netgraph] [panic] kernel panic due to netgraph mpd Date: Sat, 17 May 2008 11:33:29 +0300 Alexander Motin wrote: > It looks like crash due to unchecked netgraph data items exhaustion. > Attached patch should fix this crash, but problem may remain in some > other symptoms. It would be good to investigate the reason of this > exhaustion. It could be or just high netgraph load or some resource leak. I was wrong. Bug actually is not there. This patch was going to hide original items allocation problem with NG_WAITOK. That was already fixed in HEAD and going to be merged. -- Alexander Motin