From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx> The check is supposed to catch page-unaligned sizes, not the inverse. Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx> --- That resolves the crash, but the guest still doesn't boot (it does when removing -enable-kvm). Examining later. arch/arm/include/asm/kvm_mmu.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h index 1bca8f8..90052de 100644 --- a/arch/arm/include/asm/kvm_mmu.h +++ b/arch/arm/include/asm/kvm_mmu.h @@ -186,7 +186,7 @@ static inline void __coherent_cache_guest_page(struct kvm_vcpu *vcpu, pfn_t pfn, bool need_flush = !vcpu_has_cache_enabled(vcpu) || ipa_uncached; - VM_BUG_ON(size & PAGE_MASK); + VM_BUG_ON(size & ~PAGE_MASK); if (!need_flush && !icache_is_pipt()) goto vipt_cache; -- 2.1.4
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