Hi USB developers, hi Andrew! On Mon, 21 Mär 2005, preining wrote: > Dear usb developers, dear Andrew! > > I found that my builtin sd card reader connected via USB port > experiences several connect/reconnect cycles every time I boot. > > 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 uhci_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 before 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 uhci_hcd and address 33 Aug 21 01:55:44 gandalf kernel: scsi32 : SCSI emulation for USB Mass Storage 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 before 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 allocate 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. If anyone has any idea how to debug such a stupid problem, I would be glad. Best wishes Norbert ------------------------------------------------------------------------------- Dr. Norbert Preining <preining AT logic DOT at> Università di Siena sip:[EMAIL PROTECTED] +43 (0) 59966-690018 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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/