4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Pierre Morel <pmorel@xxxxxxxxxxxxx> commit 204c97245612b6c255edf4e21e24d417c4a0c008 upstream. Copy the key mask to the right offset inside the shadow CRYCB Fixes: bbeaa58b3 ("KVM: s390: vsie: support aes dea wrapping keys") Signed-off-by: Pierre Morel <pmorel@xxxxxxxxxxxxx> Reviewed-by: David Hildenbrand <david@xxxxxxxxxx> Reviewed-by: Cornelia Huck <cohuck@xxxxxxxxxx> Reviewed-by: Janosch Frank <frankja@xxxxxxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx # v4.8+ Message-Id: <1535019956-23539-2-git-send-email-pmorel@xxxxxxxxxxxxx> Signed-off-by: Janosch Frank <frankja@xxxxxxxxxxxxx> Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- arch/s390/kvm/vsie.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/arch/s390/kvm/vsie.c +++ b/arch/s390/kvm/vsie.c @@ -170,7 +170,8 @@ static int shadow_crycb(struct kvm_vcpu return set_validity_icpt(scb_s, 0x0039U); /* copy only the wrapping keys */ - if (read_guest_real(vcpu, crycb_addr + 72, &vsie_page->crycb, 56)) + if (read_guest_real(vcpu, crycb_addr + 72, + vsie_page->crycb.dea_wrapping_key_mask, 56)) return set_validity_icpt(scb_s, 0x0035U); scb_s->ecb3 |= ecb3_flags;