Hi, there

Sometimes I expericence problems with the SDDR-31 when I try to mount
the filesystem. The error messages differ. Sometimes the mount command
reports "no medium found" and sometimes it simply hangs and the only
way to solve this is a reboot. I'm using the kernel-version 2.4.19-pre7.
00:04.2 USB Controller: Intel Corporation 82371AB PIIX4 USB (rev 01)

The log looks like this:

May  2 10:57:10 sauerkraut kernel: usb-storage: *** thread awakened.
May  2 10:57:10 sauerkraut kernel: usb-storage: Command READ_CAPACITY (10
bytes)
May  2 10:57:10 sauerkraut kernel: usb-storage: 25 00 00 00 00 00 00 00 00
00 f3 cf
May  2 10:57:10 sauerkraut kernel: usb-storage: Bulk command S 0x43425355
T 0x13a Trg 0 LUN 0 L 8 F 128 CL 10
May  2 10:57:10 sauerkraut kernel: usb-storage: Bulk command transfer
result=0
May  2 10:57:10 sauerkraut kernel: usb-storage:
usb_stor_transfer_partial(): xfer 8 bytes
May  2 10:57:10 sauerkraut kernel: usb-storage: usb_stor_bulk_msg()
returned 0 xferred 8/8
May  2 10:57:10 sauerkraut kernel: usb-storage:
usb_stor_transfer_partial(): transfer complete
May  2 10:57:10 sauerkraut kernel: usb-storage: Bulk data transfer result
0x0
May  2 10:57:10 sauerkraut kernel: usb-storage: Attempting to get CSW...
May  2 10:57:10 sauerkraut kernel: usb-storage: Bulk status result = 0
May  2 10:57:10 sauerkraut kernel: usb-storage: Bulk status Sig 0x53425355
T 0x139 R 0 Stat 0x0
May  2 10:57:10 sauerkraut kernel: usb-storage: Bulk logical error
May  2 10:57:10 sauerkraut kernel: usb-storage: -- transport indicates
error, resetting
May  2 10:57:10 sauerkraut kernel: usb-storage: Bulk reset requested
May  2 10:57:10 sauerkraut kernel: usb-storage: Bulk soft reset failed -32
May  2 10:57:10 sauerkraut kernel: usb-storage: scsi cmd done,
result=0x70000
May  2 10:57:10 sauerkraut kernel: usb-storage: *** thread sleeping.
May  2 10:57:10 sauerkraut kernel: sda : READ CAPACITY failed.
May  2 10:57:10 sauerkraut kernel: sda : status = 0, message = 00, host =
7, driver = 00
May  2 10:57:10 sauerkraut kernel: sda : sense not available.
May  2 10:57:10 sauerkraut kernel: sda : block size assumed to be 512
bytes, disk size 1GB.
May  2 10:57:10 sauerkraut kernel:  sda: I/O error: dev 08:00, sector 0
May  2 10:57:10 sauerkraut kernel:  I/O error: dev 08:00, sector 0
May  2 10:57:10 sauerkraut kernel:  unable to read partition table

I think that it's a critical timing thing because sometimes it works and
sometimes not. The problem exists with both the usb-uhci and uhci driver
and I experience the problem on a couple of machines here.

/Bernd
-----------------------------------------------------------------------
http://www.cn.stir.ac.uk/~bp1


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