D52806.diff
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	diff --git a/sys/arm64/vmm/vmm_reset.c b/sys/arm64/vmm/vmm_reset.c
	--- a/sys/arm64/vmm/vmm_reset.c
	+++ b/sys/arm64/vmm/vmm_reset.c
	@@ -145,7 +145,8 @@
	/* Set the Extended Hypervisor Configuration Register */
	el2ctx->hcrx_el2 = 0;
	/* TODO: Trap all extensions we don't support */
	- el2ctx->mdcr_el2 = 0;
	+ el2ctx->mdcr_el2 = MDCR_EL2_TDOSA \| MDCR_EL2_TDRA \| MDCR_EL2_TPMS \|
	+ MDCR_EL2_TTRF;
	/* PMCR_EL0.N is read from MDCR_EL2.HPMN */
	el2ctx->mdcr_el2 \|= (el2ctx->pmcr_el0 & PMCR_N_MASK) >> PMCR_N_SHIFT;