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Re: Kingston Thumb Drive Comatose.

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On 05/26/2017 02:06 PM, Martin McCormick wrote:
> 	I have a 128 GB thumb drive which has been sitting in a
> drawer for 2 or 3 years because it is not completely dead but had
> a traumatic event.
>
> 	It worked fine until the night it accidentally got
> over-filled after a backup script tried to put this drive's own
> file system back in to it in an infinite recursive loop which is
> what you get when one forgets to exclude the mount point.
>
> 	Of course, what should have happened was a "Write failed"
> condition but what actually happened seems to be that the
> controller in the Kingston drive lost track of where to put
> anything so it now can't even find the SDRAM that makes up the
> "disk."
>
> 	The drive makes the /dev/sdX node as one might expect but
> any attempt to read or write the node such as to reformat it or
> use fdisk on it fails with a "no medium found" message.
>
> 	Since this was a backup drive, I simply got another drive
> and backed up to it so I just want to be able to use this drive
> again since the failure is probably not due to actual
> hardwarefailure but could be called a design flaw since the drive
> should protect itself from this sort of issue.
>
> 	Has the state of the art improved any recently so that
> Linux users have any tools that can unstick the Kingston's
> controller? The data are probably not of any importance any
> longer but the drive probably cost close to $100 when it was new
> and it seems so close to being usable. Any constructive ideas are
> appreciated.
> Here is what syslog shows when the drive is inserted:
>
> audio2 kernel: [82157.422619] usb 1-1: new full-speed USB device number 2 using uhci_hcd
> kernel: [82157.734651] usb 1-1: new full-speed USB device number 3 using uhci_hcd
> kernel: [82157.909640] usb 1-1: New USB device found, idVendor=13fe, idProduct=3100
> kernel: [82157.913558] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> kernel: [82157.917858] usb 1-1: Product: 2233 PRAM
> kernel: [82157.920367] usb 1-1: Manufacturer:
> kernel: [82157.987815] usb-storage 1-1:1.0: USB Mass Storage device detected
> kernel: [82157.999983] scsi2 : usb-storage 1-1:1.0
> kernel: [82158.010244] usbcore: registered new interface driver usb-storage
> kernel: [82159.011680] scsi 2:0:0:0: Direct-Access              2233 PRAM        1.00 PQ: 0 ANSI: 0 CCS
> kernel: [82159.037067] sd 2:0:0:0: Attached scsi generic sg3 type 0
> kernel: [82159.063686] sd 2:0:0:0: [sdc] Attached SCSI removable disk

Please verify the device node for the USB flash drive (e.g. /dev/sdc), 
run the following commands, and paste your console session into a reply:

# cat /etc/debian_version

# uname -a

# fdisk -l /dev/sdc

# dd if=/dev/zero of=/dev/sdc count=2048; sync

# fdisk -l /dev/sdc


David

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Kingston Thumb Drive Comatose. "Martin McCormick" <martin.m@suddenlink.net> - 2017-05-26 23:10 +0200
  Re: Kingston Thumb Drive Comatose. Fungi4All <fungilife@protonmail.com> - 2017-05-27 00:20 +0200
    storage devices with same marketing size having different number of  blocks David Christensen <dpchrist@holgerdanske.com> - 2017-05-27 04:30 +0200
    Re: Kingston Thumb Drive Comatose. "Martin McCormick" <martin.m@suddenlink.net> - 2017-05-27 04:30 +0200
  Re: Kingston Thumb Drive Comatose. David Christensen <dpchrist@holgerdanske.com> - 2017-05-27 03:20 +0200
    Re: Kingston Thumb Drive Comatose. "Martin McCormick" <martin.m@suddenlink.net> - 2017-05-27 21:50 +0200
      Re: Kingston Thumb Drive Comatose. David Christensen <dpchrist@holgerdanske.com> - 2017-05-27 23:30 +0200
        Re: Kingston Thumb Drive Comatose. David Wright <deblis@lionunicorn.co.uk> - 2017-05-28 06:00 +0200
  Re: Kingston Thumb Drive Comatose. Pascal Hambourg <pascal@plouf.fr.eu.org> - 2017-05-28 12:00 +0200
    Re: Kingston Thumb Drive Comatose. Jamie White <jatos.software@gmail.com> - 2017-05-28 16:10 +0200
      Re: Kingston Thumb Drive Comatose. Pascal Hambourg <pascal@plouf.fr.eu.org> - 2017-05-28 16:50 +0200

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