To me that looks like a SATA link error - are you sure you've not got a bad cable or similar?
[ 7927.477839] ata2: SError: { 10B8B Dispar BadCRC } [ 7927.478874] ata2.00: failed command: READ FPDMA QUEUED [ 7927.479914] ata2.00: cmd 60/08:00:a7:03:e0/00:00:14:00:00/40 tag 0 ncq 4096 in [ 7927.479914] res 40/00:00:a7:03:e0/00:00:14:00:00/40 Emask 0x10 (ATA bus error) [ 7927.482025] ata2.00: status: { DRDY } smartctl -a might show you some diagnostics if you are lucky in the error log. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1094446 Title: failed command: READ FPDMA QUEUED and interface fatal errors To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1094446/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs