mount_build_disk.sh crashes VM and/or host - SATA timing errors

[guruvan]

• Symptom: VM crashes during dd operation, host may also lockup or crash

failure shows up in mount_build_disk.sh when using dd to make a swapfile appears to be https://www.virtualbox.org/ticket/8511 and

• Workaround - successful workaround was

  1. Add IDE controller to VBox VM
  2. move both root and build disks to the IDE controller
  3. remove SATA controller

• Workaround - untested

  1. In the bug referenced from Virtualbox above, some users noted success by simply adding "clocksource=jiffies" to the guests kernel command link (in grub.cfg)

• Solution Unknown how to detect hosts with this issue. Possible solution is to provide a script to switch to IDE sata_ide_switch.sh