diff --git a/arch/arm64/kvm/hyp/nvhe/sys_regs.c b/arch/arm64/kvm/hyp/nvhe/sys_regs.c index 4db0562f5bfa..b197f3eb272c 100644 --- a/arch/arm64/kvm/hyp/nvhe/sys_regs.c +++ b/arch/arm64/kvm/hyp/nvhe/sys_regs.c @@ -243,16 +243,15 @@ static u64 pvm_calc_id_reg(const struct kvm_vcpu *vcpu, u32 id) } } -/* - * Inject an unknown/undefined exception to an AArch64 guest while most of its - * sysregs are live. - */ -static void inject_undef64(struct kvm_vcpu *vcpu) +static void inject_sync64(struct kvm_vcpu *vcpu, u64 esr) { - u64 esr = (ESR_ELx_EC_UNKNOWN << ESR_ELx_EC_SHIFT); - *vcpu_pc(vcpu) = read_sysreg_el2(SYS_ELR); *vcpu_cpsr(vcpu) = read_sysreg_el2(SYS_SPSR); + + /* + * Make sure we have the latest update to VBAR_EL1, as pKVM + * handles traps very early, before sysregs are resync'ed + */ __vcpu_assign_sys_reg(vcpu, VBAR_EL1, read_sysreg_el1(SYS_VBAR)); kvm_pend_exception(vcpu, EXCEPT_AA64_EL1_SYNC); @@ -265,6 +264,15 @@ static void inject_undef64(struct kvm_vcpu *vcpu) write_sysreg_el2(*vcpu_cpsr(vcpu), SYS_SPSR); } +/* + * Inject an unknown/undefined exception to an AArch64 guest while most of its + * sysregs are live. + */ +static void inject_undef64(struct kvm_vcpu *vcpu) +{ + inject_sync64(vcpu, (ESR_ELx_EC_UNKNOWN << ESR_ELx_EC_SHIFT)); +} + static u64 read_id_reg(const struct kvm_vcpu *vcpu, struct sys_reg_desc const *r) {