My install of Ubuntu 9.10 is not booting any more; when searched, it gives the message of
[8.114979] ata1.00: status: {DRDY ERR}
[8.114981] ata1.00: error: {ABRT}
[8.115466] ata1.00: SB600 AHCI: limiting to 255 sectors per cmd
[8.116070] ata1.00: SB600 AHCI: limiting to 255 sectors per cmd
[8.116073] ata1.00: configured for UDMA/100
[8.115079] sd 0:0:0:0: [sda] Result: hostbte=DID_OK driverbyte=DRIVER_SENSE
[8.116082] sd 0:0:0:0: [sda] Sense Key: Aborted Command [current] [descriptor]
[8.116086] Descriptor sense data with sense descriptors
[8.114981] 72 0b 00 00 00 00 00 0c 00 0a 80 00 00 00 00
[8.116099] 17 49 f1 a8
[8.116103] sd 0:0:0:0: [sda] Add. Sense: No additional sense information
[8.116107] end_request: I/O error, dev sda, sector 390721960
[8.116115] ata1: EH complete
Meanwhile, my Release Candidate version of Windows 7 expires today, meaning that if this doesn't get fixed I'll be left with a useless brick of plastic and... whatever else they use to make laptops.