I've just ran into this problem with my Samsung 1TB drive. I managed to reproduce the problem following this:
http://www.gossamer-threads.com/lists/linux/kernel/985985?page=last "dd if=/dev/sdc bs=512 count=1 skip=268435455 > /dev/null " Two years have passed since this bugreport was reported, I can't believe nobody ran into this, especially with todays 1TB+ harddrives. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/157425 Title: Using dd to dupliate an entire drive with bs=128K gives read error at 137GB To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/157425/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs