KVM: s390: Return error on SIDA memop on normal guest

stable inclusion
from stable-v5.10.100
commit b62267b8b06e9b8bb429ae8f962ee431e6535d60
bugzilla: https://gitee.com/src-openeuler/kernel/issues/I4U746
CVE: CVE-2022-0516

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=b62267b8b06e9b8bb429ae8f962ee431e6535d60



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commit 2c212e1b upstream.

Refuse SIDA memops on guests which are not protected.
For normal guests, the secure instruction data address designation,
which determines the location we access, is not under control of KVM.

Fixes: 19e12277 (KVM: S390: protvirt: Introduce instruction data area bounce buffer)
Signed-off-by: Janis Schoetterl-Glausch <scgl@linux.ibm.com>
Cc: stable@vger.kernel.org
Signed-off-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Chen Jun <chenjun102@huawei.com>
Reviewed-by: Weilong Chen <chenweilong@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>