From owner-freebsd-ia64@FreeBSD.ORG Tue Feb 7 20:00:28 2012 Return-Path: Delivered-To: freebsd-ia64@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E3B6D1065678 for ; Tue, 7 Feb 2012 20:00:28 +0000 (UTC) (envelope-from mexas@bristol.ac.uk) Received: from dirj.bris.ac.uk (dirj.bris.ac.uk [137.222.10.78]) by mx1.freebsd.org (Postfix) with ESMTP id 5716E8FC1E for ; Tue, 7 Feb 2012 20:00:25 +0000 (UTC) Received: from ncsd.bris.ac.uk ([137.222.10.59] helo=ncs.bris.ac.uk) by dirj.bris.ac.uk with esmtp (Exim 4.72) (envelope-from ) id 1RurDD-0004Wq-UM; Tue, 07 Feb 2012 20:00:24 +0000 Received: from mech-cluster241.men.bris.ac.uk ([137.222.187.241]) by ncs.bris.ac.uk with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.72) (envelope-from ) id 1RurDD-0007Mo-A7; Tue, 07 Feb 2012 20:00:23 +0000 Received: from mech-cluster241.men.bris.ac.uk (localhost [127.0.0.1]) by mech-cluster241.men.bris.ac.uk (8.14.5/8.14.5) with ESMTP id q17K0Mm1089667; Tue, 7 Feb 2012 20:00:23 GMT (envelope-from mexas@bris.ac.uk) Received: (from mexas@localhost) by mech-cluster241.men.bris.ac.uk (8.14.5/8.14.5/Submit) id q17K0MCG089666; Tue, 7 Feb 2012 20:00:22 GMT (envelope-from mexas@bris.ac.uk) X-Authentication-Warning: mech-cluster241.men.bris.ac.uk: mexas set sender to mexas@bris.ac.uk using -f Date: Tue, 7 Feb 2012 20:00:22 +0000 From: Anton Shterenlikht To: Marcel Moolenaar Message-ID: <20120207200022.GA89641@mech-cluster241.men.bris.ac.uk> Mail-Followup-To: Marcel Moolenaar , Anton Shterenlikht , freebsd-ia64@freebsd.org References: <20120206142239.GA71689@mech-cluster241.men.bris.ac.uk> <20120206144444.GA71830@mech-cluster241.men.bris.ac.uk> <20120207094713.GA81250@mech-cluster241.men.bris.ac.uk> <20120207102305.GA81545@mech-cluster241.men.bris.ac.uk> <20120207111557.GA82299@mech-cluster241.men.bris.ac.uk> <20120207174649.GA89244@mech-cluster241.men.bris.ac.uk> <28AF5668-F785-49DB-98A0-0D037C173C9B@mac.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <28AF5668-F785-49DB-98A0-0D037C173C9B@mac.com> User-Agent: Mutt/1.4.2.3i Cc: freebsd-ia64@freebsd.org Subject: Re: fatal kernel trap X-BeenThere: freebsd-ia64@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the IA-64 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 07 Feb 2012 20:00:29 -0000 On Tue, Feb 07, 2012 at 09:54:46AM -0800, Marcel Moolenaar wrote: > > On Feb 7, 2012, at 9:46 AM, Anton Shterenlikht wrote: > >> db> bt > >> Tracing pid 3832 tid 100130 td 0xe000000012122000 > >> cpu_set_upcall(0xe000000012120cf0, 0xe000000012122000, 0xa0000000f8913780, 0xa0000000f8913550) at cpu_set_upcall+0x190 > >> create_thread(0xe000000012122000, 0x0, 0x14064bac0, 0x140804800, 0x7ffffffff3bfe000, 0xc000000, 0x14008c200, 0x140804800) at create_thread+0x1c0 > >> kern_thr_new(0xe000000012122000, 0xa0000000f88f3330, 0x9ffc0000004363d0) at kern_thr_new+0x100 > >> sys_thr_new(0xe000000012122000, 0xa0000000f88f34e8, 0x9ffc0000008ccbf0, 0x48d) at sys_thr_new+0xa0 > >> syscall(0xe000000012112d50, 0xa0000000f88f33a8, 0x14080442c, 0xe000000012122000, 0x0, 0x0, 0x9ffc0000008c80a0, 0x8) at syscall+0x550 > >> epc_syscall_return() at epc_syscall_return > >> db> > > > > Marcel, these panics make the system unusable on > > r231087, r231124. I'll try to roll back 1000 or > > so and try again. Let me know if you want > > any more info on this panic. > > This looks like a regression caused by changes to either > libthr or MI kernel code, for which no MD ia64 code > changes were made, though needed. The backtrace is too > regular... > > I'll take a look at it. If you have a simple trigger > case, let me know. csup(1) causes this panic every time. Something like "csup -L0 ports-supfile" immediately triggers the trap. -- Anton Shterenlikht Room 2.6, Queen's Building Mech Eng Dept Bristol University University Walk, Bristol BS8 1TR, UK Tel: +44 (0)117 331 5944 Fax: +44 (0)117 929 4423