From owner-freebsd-stable@FreeBSD.ORG Fri Apr 5 09:43:25 2013 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id A119CB2D for ; Fri, 5 Apr 2013 09:43:25 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) Received: from kabab.cs.huji.ac.il (kabab.cs.huji.ac.il [132.65.16.84]) by mx1.freebsd.org (Postfix) with ESMTP id 5D5B6B18 for ; Fri, 5 Apr 2013 09:43:24 +0000 (UTC) Received: from pampa.cs.huji.ac.il ([132.65.80.32]) by kabab.cs.huji.ac.il with esmtp id 1UO31d-000BgS-M9 for freebsd-stable@freebsd.org; Fri, 05 Apr 2013 12:33:37 +0300 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.3 To: freebsd-stable@freebsd.org Subject: panic: vm_fault_copy_wired: page missing Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 05 Apr 2013 12:33:37 +0300 From: Daniel Braniss Message-ID: X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 05 Apr 2013 09:43:25 -0000 The system is running FreeBSD-9.1-stable, and is dataless/diskless. the culprit is mlockall(2) which is called from the automounter amd/am-utils, commenting the call, eliminates the panic. I don't know when the problem surfaced, I was last hit by this 2 years ago almost to the day - creepy. I can make this happen by first running firefox, and the trying some command that involves the automounter. so is someone interested in fixing this? danny