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.
lsusb.log
Description: Binary data