Hi,

I had reported an USB problem for 2.6.15.1 at boot time: Devices were not 
accepted 
until the USB module was unloaded/reloaded. AT that time you wanted to have 
more 
details (which I hadn't). The device was a (lspci):

00:07.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 
Controller 
(rev 11)

Yesterday I had the problem with a device being connected after some uptime: 
The 
device's LED wouldn't light, even if unplugging/replugging several times:

Feb  7 21:45:30 elf kernel: usb 1-2: new full speed USB device using uhci_hcd 
and 
address 7
Feb  7 21:45:33 elf kernel: usb 1-2: device descriptor read/64, error -110
Feb  7 21:45:49 elf kernel: usb 1-2: device descriptor read/64, error -110
Feb  7 21:45:49 elf kernel: usb 1-2: new full speed USB device using uhci_hcd 
and 
address 8
Feb  7 21:45:52 elf kernel: usb 1-2: device descriptor read/64, error -110
Feb  7 21:46:08 elf kernel: usb 1-2: device descriptor read/64, error -110
Feb  7 21:46:08 elf kernel: usb 1-2: new full speed USB device using uhci_hcd 
and 
address 9
Feb  7 21:46:18 elf kernel: usb 1-2: device not accepting address 9, error -110
Feb  7 21:46:18 elf kernel: usb 1-2: new full speed USB device using uhci_hcd 
and 
address 10
Feb  7 21:46:29 elf kernel: usb 1-2: device not accepting address 10, error -110

Only reloading "uhci_hcd" would make the device (or the driver) happy:

-- # rmmod uhci_hcd --
Feb  7 21:50:25 elf kernel: uhci_hcd 0000:00:07.2: remove, state 1
Feb  7 21:50:25 elf kernel: hub 1-0:1.0: hub_port_status failed (err = -19)
Feb  7 21:50:25 elf kernel: hub 1-0:1.0: cannot disable port 2 (err = -19)
Feb  7 21:50:25 elf kernel: hub 1-0:1.0: cannot reset port 2 (err = -19)
Feb  7 21:50:25 elf kernel: hub 1-0:1.0: cannot disable port 2 (err = -19)
Feb  7 21:50:25 elf kernel: hub 1-0:1.0: cannot reset port 2 (err = -19)
Feb  7 21:50:25 elf kernel: hub 1-0:1.0: cannot disable port 2 (err = -19)
Feb  7 21:50:25 elf kernel: hub 1-0:1.0: cannot reset port 2 (err = -19)
Feb  7 21:50:25 elf kernel: hub 1-0:1.0: cannot disable port 2 (err = -19)
Feb  7 21:50:25 elf kernel: hub 1-0:1.0: cannot disable port 2 (err = -19)
Feb  7 21:50:25 elf kernel: usb usb1: USB disconnect, address 1
Feb  7 21:50:25 elf kernel: uhci_hcd 0000:00:07.2: USB bus 1 deregistered
Feb  7 21:50:25 elf kernel: ACPI: PCI interrupt for device 0000:00:07.2 disabled

-- # modprobe uhci_hcd --
Feb  7 21:50:57 elf kernel: USB Universal Host Controller Interface driver v2.3
Feb  7 21:50:57 elf kernel: ACPI: PCI Interrupt 0000:00:07.2[D] -> Link [LNKD] 
-> 
GSI 11 (level, low) -> IRQ 11
Feb  7 21:50:57 elf kernel: uhci_hcd 0000:00:07.2: UHCI Host Controller
Feb  7 21:50:57 elf kernel: uhci_hcd 0000:00:07.2: new USB bus registered, 
assigned bus number 1
Feb  7 21:50:57 elf kernel: uhci_hcd 0000:00:07.2: irq 11, io base 0x0000d400
Feb  7 21:50:57 elf kernel: hub 1-0:1.0: USB hub found
Feb  7 21:50:57 elf kernel: hub 1-0:1.0: 2 ports detected
Feb  7 21:50:57 elf kernel: usb 1-1: new low speed USB device using uhci_hcd 
and 
address 2
Feb  7 21:50:57 elf kernel: input: USB HID v1.00 Joystick [SAITEK CYBORG 3D 
USB] 
on usb-0000:00:07.2-1
Feb  7 21:51:11 elf kernel: usb 1-2: new full speed USB device using uhci_hcd 
and 
address 3
Feb  7 21:51:12 elf kernel: Initializing USB Mass Storage driver...
Feb  7 21:51:12 elf kernel: scsi2 : SCSI emulation for USB Mass Storage devices
Feb  7 21:51:12 elf kernel: usb-storage: device found at 3
Feb  7 21:51:12 elf kernel: usb-storage: waiting for device to settle before 
scanning
Feb  7 21:51:12 elf kernel: usbcore: registered new driver usb-storage
Feb  7 21:51:12 elf kernel: USB Mass Storage support registered.
Feb  7 21:51:17 elf kernel:   Vendor:           Model: USB DISK Pro      Rev: 
1.01
Feb  7 21:51:17 elf kernel:   Type:   Direct-Access                      ANSI 
SCSI 
revision: 00
Feb  7 21:51:18 elf kernel: SCSI device sdb: 484352 512-byte hdwr sectors (248 
MB)
Feb  7 21:51:18 elf kernel: sdb: Write Protect is off
Feb  7 21:51:18 elf kernel: sdb: Mode Sense: 23 00 00 00
Feb  7 21:51:18 elf kernel: sdb: assuming drive cache: write through
Feb  7 21:51:18 elf kernel: SCSI device sdb: 484352 512-byte hdwr sectors (248 
MB)
Feb  7 21:51:18 elf kernel: sdb: Write Protect is off
Feb  7 21:51:18 elf kernel: sdb: Mode Sense: 23 00 00 00
Feb  7 21:51:18 elf kernel: sdb: assuming drive cache: write through
Feb  7 21:51:18 elf kernel:  sdb: sdb1
Feb  7 21:51:18 elf kernel: Attached scsi removable disk sdb at scsi2, channel 
0, 
id 0, lun 0
Feb  7 21:51:18 elf kernel: Attached scsi generic sg2 at scsi2, channel 0, id 
0, 
lun 0,  type 0
Feb  7 21:51:18 elf kernel:   Vendor:           Model: USB DISK Pro      Rev: 
1.01
Feb  7 21:51:18 elf kernel:   Type:   Direct-Access                      ANSI 
SCSI 
revision: 00
Feb  7 21:51:18 elf kernel: SCSI device sdc: 2880 512-byte hdwr sectors (1 MB)
Feb  7 21:51:18 elf kernel: sdc: Write Protect is off
Feb  7 21:51:18 elf kernel: sdc: Mode Sense: 23 00 00 00
Feb  7 21:51:18 elf kernel: sdc: assuming drive cache: write through
Feb  7 21:51:18 elf kernel: SCSI device sdc: 2880 512-byte hdwr sectors (1 MB)
Feb  7 21:51:18 elf kernel: sdc: Write Protect is off
Feb  7 21:51:18 elf kernel: sdc: Mode Sense: 23 00 00 00
Feb  7 21:51:18 elf kernel: sdc: assuming drive cache: write through
Feb  7 21:51:18 elf kernel:  sdc: unknown partition table
Feb  7 21:51:18 elf kernel: Attached scsi removable disk sdc at scsi2, channel 
0, 
id 0, lun 1
Feb  7 21:51:18 elf kernel: Attached scsi generic sg3 at scsi2, channel 0, id 
0, 
lun 1,  type 0
Feb  7 21:51:18 elf kernel: usb-storage: device scan complete


Regards,
Ulrich
P.S. Detailed log attached.

Attachment: lsusb.log
Description: Binary data

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