From: Radim Krčmář <rkrcmar@redhat.com>
Date: Thu, 20 Oct 2016 18:31:01 +0000 (+0200)
Subject: Merge tag 'kvm-s390-master-4.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git... 
X-Git-Tag: v4.9-rc2~12^2~1
X-Git-Url: https://repo.jachan.dev/linux.git/commitdiff_plain/3633031db5bcc87f5b7d9938c4f94bc8f178c51f

Merge tag 'kvm-s390-master-4.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux

KVM: s390: Fix for user-triggerable WARN_ON

A malicious user space can provide an invalid mode for runtime
instrumentation via the interfaces that are normally used on
the target host during migration. This would trigger a WARN_ON
via validity intercept. Let's detect this special case.
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3633031db5bcc87f5b7d9938c4f94bc8f178c51f