From owner-freebsd-stable@FreeBSD.ORG Tue Nov 14 15:01:22 2006 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 24A3816A407 for ; Tue, 14 Nov 2006 15:01:22 +0000 (UTC) (envelope-from lxv@omut.org) Received: from mail.omut.org (mail.omut.org [216.218.215.140]) by mx1.FreeBSD.org (Postfix) with ESMTP id 536A843D76 for ; Tue, 14 Nov 2006 15:01:08 +0000 (GMT) (envelope-from lxv@omut.org) Received: from tadpole.omut.org (mix-anchor.intranet [10.10.10.251]) by mail.omut.org (8.13.8/8.13.8) with ESMTP id kAEF15Fs082186 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Tue, 14 Nov 2006 07:01:06 -0800 (PST) (envelope-from lxv@omut.org) Received: from tadpole.intranet (localhost [127.0.0.1]) by tadpole.omut.org (8.13.8/8.13.8) with ESMTP id kAEF0stP090593; Tue, 14 Nov 2006 10:01:04 -0500 (EST) (envelope-from lxv@tadpole.intranet) Received: (from lxv@localhost) by tadpole.intranet (8.13.8/8.13.8/Submit) id kAEF0mtt090592; Tue, 14 Nov 2006 10:00:48 -0500 (EST) (envelope-from lxv) Date: Tue, 14 Nov 2006 10:00:48 -0500 From: Alex Vasylenko To: Kris Kennaway Message-ID: <20061114150048.GA90548@tadpole.intranet> References: <20061114043601.GB88156@tadpole.intranet> <20061114060622.GA61080@xor.obsecurity.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20061114060622.GA61080@xor.obsecurity.org> User-Agent: Mutt/1.5.13 (2006-08-11) X-Scanned-By: MIMEDefang 2.57 on 216.218.215.140 Cc: freebsd-stable@freebsd.org Subject: Re: panic in swap_pager_swap_init (amd64/smp/6.2-pre) X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Alex Vasylenko List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 14 Nov 2006 15:01:22 -0000 On Tue, Nov 14, 2006 at 01:06:22AM -0500, Kris Kennaway wrote: > > - GENERIC (UP) kernel works fine; > > - SMP kernel fails in the same way; > > - my kernel (a stripped down SMP) with "options SMP" removed works; > > - my kernel with SMP enabled and either -v or -d (followed by cont) > > works. > > ("works" in the last case is defined as: I could upgrade gnome > > 2.14->2.16 with buildworld -j2 going at the same time) > > That's quite odd, since afaik boot -v doesn't change any behaviour > apart from some printfs. Is this still repeatable, i.e. it didn't in > fact go away after you rebuilt your kernel from scratch during the > course of the above testing? nope, didn't go away, still does it with a brand new kernel built from fresh /usr/{src,obj}. lockup is not 100% guaranteed, sometimes it enters kdb: SMP: AP CPU #1 Launched! panic: failed to create swap_zone. cpuid = Trying to mou0 KDB: enter: nt root from ufpanic [thread pid 40 tid 100040 ] Stopped at kdb_enter+0x2f db> where Tracing pid 40 tid 100040 td 0xffffff003b9e24c0 kdb_enter() at kdb_enter+0x2f panic() at panic+0x291 swap_pager_swap_init() at swap_pager_swap_init+0x20c vm_pageout() at vm_pageout+0x17c fork_exit() at fork_exit+0x86 fork_trampoline() at fork_trampoline+0xe --- trap 0, rip = 0, rsp = 0xffffffffa753bd00, rbp = 0 --- db> -- Alex.