From mboxrd@z Thu Jan 1 00:00:00 1970 From: Radim =?utf-8?B?S3LEjW3DocWZ?= Subject: Re: [GIT PULL 0/1] KVM: s390: fix for 4.9 (via kvm/master) Date: Thu, 20 Oct 2016 20:47:20 +0200 Message-ID: <20161020184720.GA17270@potion> References: <1476987606-123515-1-git-send-email-borntraeger@de.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Paolo Bonzini , KVM , Cornelia Huck , Jens Freimann , linux-s390 To: Christian Borntraeger Return-path: Received: from mx1.redhat.com ([209.132.183.28]:55714 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934225AbcJTSrY (ORCPT ); Thu, 20 Oct 2016 14:47:24 -0400 Content-Disposition: inline In-Reply-To: <1476987606-123515-1-git-send-email-borntraeger@de.ibm.com> Sender: kvm-owner@vger.kernel.org List-ID: 2016-10-20 20:20+0200, Christian Borntraeger: > Paolo, Radim, > > The following changes since commit 1001354ca34179f3db924eb66672442a173147dc: > > Linux 4.9-rc1 (2016-10-15 12:17:50 -0700) > > are available in the git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git tags/kvm-s390-master-4.9-1 > > for you to fetch changes up to a5efb6b6c99a3a6dc4330f51d8066f638bdea0ac: > > KVM: s390: reject invalid modes for runtime instrumentation (2016-10-20 20:06:12 +0200) Pulled, thanks. > ---------------------------------------------------------------- > 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. > > ---------------------------------------------------------------- > Christian Borntraeger (1): > KVM: s390: reject invalid modes for runtime instrumentation > > arch/s390/kvm/intercept.c | 9 +++++++-- > 1 file changed, 7 insertions(+), 2 deletions(-) >