- Check that your USB thumbdrive is properly formatted and that you
have USB mass storage support in your kernel.
- Most USB drives do not have a partition table and will mount
directly as /dev/hdx or /dev/sdx, etc.
On 1/5/06, Mike Branda <mike@wackyworld.tv> wrote:
> On Thu, 2006-01-05 at 13:53 -0600, Levi Bard wrote:
> > When you plug it in, do you get a bunch of messages on the system
> > console about usb-storage claiming it?
> >
>
>
> it001:~ # tail -f /var/log/messages
> Jan 5 15:15:54 it001 kernel: usb 1-1: new full speed USB device using uhci_hcd and address 11
> Jan 5 15:15:55 it001 kernel: hub 1-1:1.0: USB hub found
> Jan 5 15:15:55 it001 kernel: hub 1-1:1.0: 1 port detected
> Jan 5 15:15:55 it001 kernel: usb 1-1.1: new full speed USB device using uhci_hcd and address 12
> Jan 5 15:15:55 it001 kernel: scsi9 : SCSI emulation for USB Mass Storage devices
> Jan 5 15:15:55 it001 kernel: usb-storage: device found at 12
> Jan 5 15:15:55 it001 kernel: usb-storage: waiting for device to settle before scanning
> Jan 5 15:16:00 it001 kernel: Vendor: Sony Model: Storage Media Rev: 1.00
> Jan 5 15:16:00 it001 kernel: Type: Direct-Access ANSI SCSI revision: 00
> Jan 5 15:16:00 it001 kernel: SCSI device sdb: 512000 512-byte hdwr sectors (262 MB)
> Jan 5 15:16:00 it001 kernel: sdb: Write Protect is off
> Jan 5 15:16:00 it001 kernel: sdb: Mode Sense: 00 06 00 00
> Jan 5 15:16:00 it001 kernel: sdb: assuming drive cache: write through
> Jan 5 15:16:00 it001 kernel: SCSI device sdb: 512000 512-byte hdwr sectors (262 MB)
> Jan 5 15:16:00 it001 kernel: sdb: Write Protect is off
> Jan 5 15:16:00 it001 kernel: sdb: Mode Sense: 00 06 00 00
> Jan 5 15:16:00 it001 kernel: sdb: assuming drive cache: write through
> Jan 5 15:16:00 it001 kernel: sdb: unknown partition table
> Jan 5 15:16:00 it001 kernel: Attached scsi removable disk sdb at scsi9, channel 0, id 0, lun 0
> Jan 5 15:16:00 it001 kernel: Attached scsi generic sg1 at scsi9, channel 0, id 0, lun 0, type 0
> Jan 5 15:16:00 it001 kernel: usb-storage: device scan complete
> Jan 5 15:16:04 it001 kernel: hub 1-1:1.0: cannot reset port 1 (err = -110)
> Jan 5 15:16:04 it001 kernel: hub 1-1:1.0: cannot reset port 1 (err = -71)
> Jan 5 15:16:04 it001 kernel: hub 1-1:1.0: cannot reset port 1 (err = -71)
> Jan 5 15:16:04 it001 kernel: hub 1-1:1.0: cannot reset port 1 (err = -71)
> Jan 5 15:16:04 it001 kernel: hub 1-1:1.0: cannot reset port 1 (err = -71)
> Jan 5 15:16:04 it001 kernel: hub 1-1:1.0: Cannot enable port 1. Maybe the USB cable is bad?
>
> edit -- last 6 lines repeated 4 times
>
> Jan 5 15:16:05 it001 kernel: SCSI error : <9 0 0 0> return code = 0x70000
> Jan 5 15:16:05 it001 kernel: end_request: I/O error, dev sdb, sector 64
> Jan 5 15:16:05 it001 kernel: printk: 2 messages suppressed.
> Jan 5 15:16:05 it001 kernel: Buffer I/O error on device sdb, logical block 8
> Jan 5 15:16:05 it001 kernel: SCSI error : <9 0 0 0> return code = 0x70000
> Jan 5 15:16:05 it001 kernel: end_request: I/O error, dev sdb, sector 72
> Jan 5 15:16:05 it001 kernel: Buffer I/O error on device sdb, logical block 9
> Jan 5 15:16:05 it001 kernel: SCSI error : <9 0 0 0> return code = 0x70000
> Jan 5 15:16:05 it001 kernel: end_request: I/O error, dev sdb, sector 80
>
> edit -- basically the same 3 lines all the way through block 15
>
> Jan 5 15:16:05 it001 kernel: hub 1-1:1.0: hub_port_status failed (err = -71)
> Jan 5 15:16:05 it001 kernel: sdb : READ CAPACITY failed.
> Jan 5 15:16:05 it001 kernel: sdb : status=0, message=00, host=7, driver=00
> Jan 5 15:16:05 it001 kernel: sdb : sense not available.
> Jan 5 15:16:05 it001 kernel: sdb: Write Protect is off
> Jan 5 15:16:05 it001 kernel: sdb: Mode Sense: 00 00 00 00
> Jan 5 15:16:05 it001 kernel: sdb: assuming drive cache: write through
>
> edit -- last 6 lines repeated 6 times
>
> Jan 5 15:16:06 it001 kernel: sdb: unable to read partition table
>
> edit -- then the previous 6 lines repeated 25 times
>
>
>
> So we see usb-storage claim it, we see it attach at sdb, then it whines
> about resetting port 1. What the heck is that? Then it can't enable
> port 1, then a bunch of buffer I/O problems, then a bunch more crap and
> finally, it can't read the partition table which doesn't surprise me as
> these drives don't really have them by default right?
>
> So now what??
>
>
> Mike Branda Jr.
>
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