From owner-freebsd-current@FreeBSD.ORG Tue Sep 21 11:12:04 2004 Return-Path: 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 AEA9516A4CE for ; Tue, 21 Sep 2004 11:12:04 +0000 (GMT) Received: from GreenSrv.rz.unibw-muenchen.de (greensrv.RZ.UniBw-Muenchen.de [137.193.10.35]) by mx1.FreeBSD.org (Postfix) with ESMTP id DEBAF43D54 for ; Tue, 21 Sep 2004 11:12:03 +0000 (GMT) (envelope-from lutz@medusa.informatik.unibw-muenchen.de) Received: from localhost (GreenSrv [127.0.0.1])i8LBBCgu004044; Tue, 21 Sep 2004 13:11:12 +0200 Received: from GreenSrv.rz.unibw-muenchen.de ([127.0.0.1]) by localhost (GreenSrv [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 03770-03; Tue, 21 Sep 2004 13:11:08 +0200 (CEST) Received: from medusa.informatik.unibw-muenchen.de (medusa.Informatik.UniBw-Muenchen.de [137.193.60.34])i8LBB6W8004032 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 21 Sep 2004 13:11:07 +0200 X-Remarks: If SPAM is relayed via GreenSrv.rz.unibw-muenchen.de to outside of unibw-muenchen.de, please report it to abuse@unibw-muenchen.de Received: from lutz by medusa.informatik.unibw-muenchen.de with local (Exim 4.42 (FreeBSD)) id 1C9iWT-00016w-LX; Tue, 21 Sep 2004 13:09:25 +0200 From: Lutz Bichler Organization: University of the Federal Armed Forces Munich To: "M. Warner Losh" Date: Tue, 21 Sep 2004 13:09:25 +0200 User-Agent: KMail/1.7 References: <200409200959.48269.Lutz.Bichler@unibw-muenchen.de> <20040920.225931.29867687.imp@bsdimp.com> In-Reply-To: <20040920.225931.29867687.imp@bsdimp.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200409211309.25428.Lutz.Bichler@unibw-muenchen.de> Sender: Lutz Bichler X-Virus-Scanned: by amavisd-new at GreenSrv.rz.unibw-muenchen.de X-Mailman-Approved-At: Tue, 21 Sep 2004 11:46:07 +0000 cc: current@freebsd.org Subject: Re: Detaching USB stick crashes BETA4/BETA5 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Sep 2004 11:12:04 -0000 On Tuesday 21 September 2004 06:59, you wrote: > This may be my fault. Any chance you can give me a traceback? I would like to, but i cannot get a crash dump. Tried the kernel debugger (option DDB) an got the following trace: db> trace kobj_delete(c1e2ab80,c068c6a0,c1e28180,cc726c2c,c04862e2) at kobj_delete+0x14 device_delete_child(c1ef6c80, c1e2ab80,c16v4200,c16c4200,0) at device_delete_child+0xb1 usb_disconnect_port(c1f21870,c1ef6c80,cc726c50,c1614bc0,c1ef6c80) at usb_disconnect_port+0xd2 uhub_detach(c1ef6c80,c1578874,c067dfc4,c1ef6c80,0) at uhub_detach+0x7e device_detach(c1ef6c80,c1e2ab80,c1ef6b00,cc726ca8,c04862e2) at device_detach+0x6a device_delete_child(c15b4880,c1ef6c80,c15bda80,c15bda80,3) at device_delete_child+0x3f usb_disconnect_port(c15b4430,c15b4880,10,c04dca9c,c15ca210) at usb_disconnect_port+0xd2 uhub_explore(c15b8900,c15d3140,cc726d10,c0482e48,c15d3140) at uhub_explore+0x1be usb_discover(c15d3140,0,5c,c065d8d9,1770) at usb_discover+0x35 usb_event:_thread(c15d3140,cc726d48,0,0,0) at usb_event_thread+0x88 fork_exit(c0482dc0,c15d3140,cc726d48) at fork_exit+0x80 fork_trampoline() at for_trampoline+0x8 --- trap 0x1, eip = 0, esp = 0xcc726d7c, ebp = 0 --- db> Regards Lutz