Comment 799 for bug 752542

HP ZBook Studio G3 (i7-6700HQ/Quadro M1000M)
BIOS N82 Ver. 01.07, 04/27/2016)

Workaround to avoid lockup issue with nouveau/bbswitch, add this to cmdline:
acpi_osi=! acpi_osi="Windows 2009"

https://github.com/Bumblebee-Project/Bumblebee/issues/764#issuecomment-234494238