task switch vm exit

[darksider]

Hi! After successful hypervisor launch, when i reboot my OS in hypervisor come's vmexit with code 0x9. in intel manual write that it's task swich trought IDT. How can i proces this vm exit???

[interruptrequestpack]

Hello and thanks for your post. Guest OS cannot perform task switches so what you have to do is to manually perform a task switch (you can do that mapping the old and new TSSs through GDT.

For more informations see SDM 3A chapter 7 (Task managment)

irp