From owner-freebsd-firewire@FreeBSD.ORG Sat Sep 3 03:51:54 2011 Return-Path: Delivered-To: freebsd-firewire@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6133E106566B for ; Sat, 3 Sep 2011 03:51:54 +0000 (UTC) (envelope-from dieterbsd@engineer.com) Received: from mailout-us.gmx.com (mailout-us.gmx.com [74.208.5.67]) by mx1.freebsd.org (Postfix) with SMTP id 0BD8E8FC19 for ; Sat, 3 Sep 2011 03:51:53 +0000 (UTC) Received: (qmail 13702 invoked by uid 0); 3 Sep 2011 03:51:52 -0000 Received: from 67.206.186.143 by rms-us018 with HTTP Content-Type: text/plain; charset="utf-8" Date: Fri, 02 Sep 2011 23:51:48 -0400 From: "Dieter BSD" Message-ID: <20110903035150.43260@gmx.com> MIME-Version: 1.0 To: bug-followup@FreeBSD.org X-Authenticated: #74169980 X-Flags: 0001 X-Mailer: GMX.com Web Mailer x-registered: 0 Content-Transfer-Encoding: 8bit X-GMX-UID: ZJ1Ze9pjyH6nIQ7MAzNLRrtPUzc4ctH1 Cc: freebsd-firewire@freebsd.org Subject: Re: kern/144843: [firewire] fwcontrol(8) -S causes kernel panic X-BeenThere: freebsd-firewire@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Firewire support in FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 03 Sep 2011 03:51:54 -0000 Sean writes: > I think that this panic looks like this? > > -bash-4.2# fwcontrol -u 0 -S file.dv > NTSC > pa01nic: vm_phys_alloc_contig: alignment must be a power of 2 That certainly looks like a panic.  Do you get the same power of 2 alignment one every time?  As you can see in the PR, I got at least 2 different panics. (seems odd)  Mine didn't say anything about power of 2 alignment, unless the first one did. Does compiling the 8.x fwcontrol with a 7.x compiler avoid the panic for you?