tested with mainline kernel linux- image-3.6.0-030600rc6-generic_3.6.0-030600rc6.201209161835_amd64.deb from http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.6-rc6-quantal/
Same result. my hardware = MSI u270 laptop Controller (lspci) = 06:00.0 USB controller: NEC Corporation uPD720200 USB 3.0 Host Controller (rev 04) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1050352 Title: External USB 3.0 hard drive randomly disconnects and connects To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1050352/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs