From owner-freebsd-current Tue Dec 10 12:15:41 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8606E37B401 for ; Tue, 10 Dec 2002 12:15:40 -0800 (PST) Received: from tasogare.imasy.or.jp (tasogare.imasy.or.jp [202.227.24.5]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2FE3543E4A for ; Tue, 10 Dec 2002 12:15:39 -0800 (PST) (envelope-from iwasaki@jp.FreeBSD.org) Received: from localhost (iwa@tasogare.imasy.or.jp [202.227.24.5]) by tasogare.imasy.or.jp (8.11.6+3.4W/8.11.6/tasogare) with ESMTP/inet id gBAKCli35821; Wed, 11 Dec 2002 05:12:47 +0900 (JST) (envelope-from iwasaki@jp.FreeBSD.org) Date: Wed, 11 Dec 2002 05:12:41 +0900 (JST) Message-Id: <20021211.051241.00452135.iwasaki@jp.FreeBSD.org> To: des@ofug.org Cc: current@FreeBSD.ORG Subject: Re: panic in ithread_loop() From: Mitsuru IWASAKI In-Reply-To: References: X-Mailer: Mew version 2.2 on Emacs 20.7 / Mule 4.0 (HANANOEN) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG > This is 100% reproducible with a top-of-tree kernel, but didn't happen > with Wednesday's sources: > > Fatal trap 12: page fault while in kernel mode > fault virtual address = 0xc01e8d > fault code = supervisor write, page not present > instruction pointer = 0x8:0xc045dc80 > stack pointer = 0x10:0xd536dce4 > frame pointer = 0x10:0xd536dd00 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, def32 1, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 12 (swi6: tty:sio clock) > kernel: type 12 trap, code=0 > Stopped at 0xc045dc80: movb %al,0xc01e8d I saw this panics many times recently. After totally fresh buildworld and buildkernel (i.e. rm -rf /usr/obj/* and w/o -DNOCLEAN), problem was gone. Please note that recently we had gcc changes. I've noticed -freg-struct-return brakages, some important ports which using ndbm library (such as qpopper) is broken right now... Thanks To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message