Hi Asim,
I am Sumit, an Independent Advisor and a 3 year Windows Insider MVP here to help.
Looks to be caused by Virtualbox as expected.
Have you checked an updated version of the same?
If no recent version is available you should proceed with reinstallation.
Also check with Virtualbox support for any known issues with some configurations as they know better about their product.
Technical Information:
*** WARNING: Unable to verify timestamp for VMMR0.r0