I have the same problem with my HP 6930p (https://wiki.ubuntu.com/LaptopTestingTeam/HPCompaq6930p/Intel). My USB key is a 1GB Apacer key. The output of lsusb is:
Bus 002 Device 003: ID 1005:b113 Apacer Technology, Inc. Handy Steno 2.0/HT203 -- dd extremely slow writing to usb key without oflag=dsync https://bugs.launchpad.net/bugs/392288 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