KVM: arm64: Set IL for nested SError injection

kvm_inject_nested_serror() constructs an SError syndrome without IL.
The architecture mandates IL=1 for SError unconditionally.

Fixes: 77ee70a07357 ("KVM: arm64: nv: Honor SError exception routing / masking")
Signed-off-by: Fuad Tabba <tabba@google.com>
Link: https://patch.msgid.link/20260618121643.4105064-7-tabba@google.com
Signed-off-by: Marc Zyngier <maz@kernel.org>

diff --git a/arch/arm64/kvm/emulate-nested.c b/arch/arm64/kvm/emulate-nested.c
index a15b2f41a12c81bcbd81844ed8cb0bce2fe15f9c..3c82f392845d14a607622f41e1e8207563d0320b 100644 (file)
--- a/arch/arm64/kvm/emulate-nested.c
+++ b/arch/arm64/kvm/emulate-nested.c
@@ -2967,6 +2967,6 @@ int kvm_inject_nested_serror(struct kvm_vcpu *vcpu, u64 esr)
         * vSError injection. Manually populate EC for an emulated SError
         * exception.
         */
-       esr |= FIELD_PREP(ESR_ELx_EC_MASK, ESR_ELx_EC_SERROR);
+       esr |= FIELD_PREP(ESR_ELx_EC_MASK, ESR_ELx_EC_SERROR) | ESR_ELx_IL;
        return kvm_inject_nested(vcpu, esr, except_type_serror);
 }