Since upgrading to feisty I'm also having a similar problem with all my SATA drives.
[EMAIL PROTECTED]:~# smartctl -d ata -l selftest /dev/sdd smartctl version 5.36 [i686-pc-linux-gnu] Copyright (C) 2002-6 Bruce Allen Home page is http://smartmontools.sourceforge.net/ Error SMART Status command failed Please get assistance from http://smartmontools.sourceforge.net/ Register values returned from SMART Status command are: CMD=0x50 FR =0xda NS =0x00 SC =0x00 CL =0xc2 CH =0x00 SEL=0x00 A mandatory SMART command failed: exiting. To continue, add one or more '-T permissive' options. the PATA drives are ok. I have 5xSATA drives on 2 "RAID bus controller: Silicon Image, Inc. SiI 3114 [SATALink/SATARaid] Serial ATA Controller (rev 02)" the drives are Maxtor 6V300F0 (300gb sata drives) ** Changed in: linux-source-2.6.20 (Ubuntu) Status: Unconfirmed => Confirmed -- smartmontools/smartctl does not work on SATA drives on Linux Kernel 2.6.20-15.27 https://bugs.launchpad.net/bugs/106821 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs