I also get similar errors with Samsung DVD RW drive, sh-s223. CPU is AMD 64, but I'm running 32 bit version.
[ 25.475501] ata4: SATA link up 1.5 Gbps (SStatus 113 SControl 310) [ 25.811158] ata4.00: configured for UDMA/66 [ 25.811167] ata4: EH complete [ 25.811740] ata4.00: exception Emask 0x10 SAct 0x0 SErr 0x180001 action 0x2 [ 25.811743] ata4: SError: { RecovData 10B8B Dispar } [ 25.811749] ata4.00: cmd a0/00:00:00:00:00/00:00:00:00:00/a0 tag 0 [ 25.811751] cdb 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 25.811752] res 51/20:03:00:00:00/00:00:00:00:00/a0 Emask 0x10 (ATA bus error) [ 25.811755] ata4.00: status: { DRDY ERR } [ 26.122492] ata4: soft resetting link The DVD drive does not work, except if I boot the computer with DVD disk on the drive. In such case the DVD seems to work, but I think I still get errors in that case. -- ATAPI devices malfunctioning https://bugs.launchpad.net/bugs/231575 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs