Comment 585 for bug 88746

Include the output of dmesg on lucid.
At least in my case It is not a chipset bug: it ALWAYS works in karmic, it NEVER works in lucid (same disk, same computer, same cable)
I am really interested in a solution in lucid: please ask for more info I could provide

2.6.32-16-generic #25-Ubuntu SMP Tue Mar 9 16:33:12 UTC 2010 x86_64 GNU/Linux

[ 5290.361460] usb-storage: waiting for device to settle before scanning
[ 5295.360404] usb-storage: device scan complete
[ 5295.361003] scsi 6:0:0:0: Direct-Access SAMSUNG HM500JI PQ: 0 ANSI: 2 CCS
[ 5295.364829] sd 6:0:0:0: Attached scsi generic sg2 type 0
[ 5295.373050] sd 6:0:0:0: [sdb] 976773168 512-byte logical blocks: (500 GB/465 GiB)
[ 5295.373784] sd 6:0:0:0: [sdb] Write Protect is off
[ 5295.373791] sd 6:0:0:0: [sdb] Mode Sense: 34 00 00 00
[ 5295.373797] sd 6:0:0:0: [sdb] Assuming drive cache: write through
[ 5295.375914] sd 6:0:0:0: [sdb] Assuming drive cache: write through
[ 5295.375923] sdb: sdb1
[ 5295.399788] sd 6:0:0:0: [sdb] Assuming drive cache: write through
[ 5295.399798] sd 6:0:0:0: [sdb] Attached SCSI disk
[ 5303.160301] usb 2-1: reset high speed USB device using ehci_hcd and address 3
[ 5312.160077] usb 2-1: reset high speed USB device using ehci_hcd and address 3
[ 5313.629847] sd 6:0:0:0: [sdb] Unhandled sense code
[ 5313.629857] sd 6:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 5313.629866] sd 6:0:0:0: [sdb] Sense Key : Medium Error [current]
[ 5313.629875] sd 6:0:0:0: [sdb] Add. Sense: Unrecovered read error
[ 5313.629885] sd 6:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 01 00 00 08 00
[ 5313.629904] end_request: I/O error, dev sdb, sector 1
[ 5313.629914] Buffer I/O error on device sdb1, logical block 0
[ 5313.629925] Buffer I/O error on device sdb1, logical block 1
[ 5313.629931] Buffer I/O error on device sdb1, logical block 2
[ 5313.629936] Buffer I/O error on device sdb1, logical block 3
[ 5313.629942] Buffer I/O error on device sdb1, logical block 4
[ 5313.629947] Buffer I/O error on device sdb1, logical block 5
[ 5313.629953] Buffer I/O error on device sdb1, logical block 6
[ 5313.629958] Buffer I/O error on device sdb1, logical block 7