From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Fw: Re: Problems with connect/disconnect cycles Date: Sat, 20 Aug 2005 18:41:24 -0700 Message-ID: <20050820184124.217cba84.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org A few ACPI problems here with Len's latest. Begin forwarded message: Date: Sun, 21 Aug 2005 03:32:57 +0200 From: Norbert Preining To: linux-usb-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Andrew Morton Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Subject: Re: Problems with connect/disconnect cycles Hi USB developers, hi Andrew! On Mon, 21 M=E4r 2005, preining wrote: > Dear usb developers, dear Andrew! >=20 > I found that my builtin sd card reader connected via USB port > experiences several connect/reconnect cycles every time I boot. >=20 > I am using 2.6.11-mm4. Same now with 2.6.13-rc6-mm1. This time it got really bad: Aug 20 14:00:19 gandalf vmunix: usb 2-2: USB disconnect, address 2 Aug 20 14:00:19 gandalf kernel: usb 2-2: new full speed USB device using uh= ci_hcd and address 3 Aug 20 14:00:19 gandalf kernel: scsi1 : SCSI emulation for USB Mass Storage= devices Aug 20 14:00:19 gandalf kernel: usb-storage: device found at 3 Aug 20 14:00:19 gandalf kernel: usb-storage: waiting for device to settle b= efore scanning Aug 20 14:00:21 gandalf usb.agent[6109]: usb-storage: already loaded Aug 20 14:00:24 gandalf vmunix: Vendor: Generic Model: Flash R/W = Rev: 2002 Aug 20 14:00:24 gandalf vmunix: Type: Direct-Access = ANSI SCSI revision: 02 Aug 20 14:00:24 gandalf vmunix: Attached scsi removable disk sda at scsi1, = channel 0, id 0, lun 0 Aug 20 14:00:24 gandalf kernel: usb-storage: device scan complete Aug 20 14:00:26 gandalf scsi.agent[6154]: sd_mod: loaded successfully = (for disk) .... Aug 21 01:55:44 gandalf vmunix: usb 2-2: USB disconnect, address 32 Aug 21 01:55:44 gandalf kernel: usb 2-2: new full speed USB device using uh= ci_hcd and address 33 Aug 21 01:55:44 gandalf kernel: scsi32 : SCSI emulation for USB Mass Storag= e devices Aug 21 01:55:44 gandalf kernel: usb-storage: device found at 33 Aug 21 01:55:44 gandalf kernel: usb-storage: waiting for device to settle b= efore scanning Aug 21 01:55:47 gandalf usb.agent[17503]: usb-storage: already loaded Aug 21 01:55:49 gandalf vmunix: Vendor: Generic Model: Flash R/W = Rev: 2002 Aug 21 01:55:49 gandalf vmunix: Type: Direct-Access = ANSI SCSI revision: 02 Aug 21 01:55:49 gandalf kernel: Attached scsi removable disk sda at scsi32,= channel 0, id 0, lun 0 Aug 21 01:55:49 gandalf vmunix: usb-storage: device scan complete Aug 21 01:55:50 gandalf scsi.agent[17544]: sd_mod: loaded successfully= (for disk) uuu, now many of these Aug 21 02:09:18 gandalf vmunix: ACPI-0131: *** Error: Invalid owner_id:= 00 and many many more of these: Aug 21 03:07:19 gandalf vmunix: ACPI-0096: *** Error: Could not allocat= e new owner_id (32 max), AE_OWNER_ID_LIMIT Unfortunately I cannot in any way track down this problem to specific kernels, or specific work situations. It sometimes happens, sometimes not.=20 If anyone has any idea how to debug such a stupid problem, I would be glad.=20 Best wishes Norbert ---------------------------------------------------------------------------= ---- Dr. Norbert Preining Universit=E0 di= Siena sip:preining-5G14tY4QmKiDqU6vP1vexV6hYfS7NtTn@public.gmane.org +43 (0) 59966-69= 0018 gpg DSA: 0x09C5B094 fp: 14DF 2E6C 0307 BE6D AD76 A9C0 D2BF 4AA3 09C5 = B094 ---------------------------------------------------------------------------= ---- HUCKNALL (vb.) To crouch upwards: as in the movement of a seated person's feet and legs made in order to allow a cleaner's hoover to pass beneath them. --- Douglas Adams, The Meaning of Liff ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf