It is SATA spread spectrum that is/could be the issue, not other things like the pcie bus.
Something is causing the drive and SATA controller to fail to communicate after a reset. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/668392 Title: HP blu-ray drive gets softreset failed errors on 64 bit but not 32 bit -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs