How to fix suplibOsInit what: 3 VERR_VM_DRIVER_NOT_INSTALLED (-1908)
2017, Apr 06
Error when starting Virtualbox:
Kernel driver not installed (rc=-1908)
Make sure the kernel module has been loaded successfully.
where: suplibOsInit what: 3 VERR_VM_DRIVER_NOT_INSTALLED (-1908) - The support driver is not installed. On linux, open returned ENOENT.
How to fix
https://forums.virtualbox.org/viewtopic.php?f=8&t=84092
解决办法：大多数问题都是通过Apple文档：用户批准的内核扩展加载来解决的。 综上所述：
- 如果安装失败，可能不会提示您转到“安全性”设置。没人知道它为什么会起作用/不起作用。
- 重新启动计算机，重试安装。
- 安装失败后，转到系统首选项»安全»常规，然后“允许Oracle”安装内核扩展。
- 重试安装。