From: Steffen Eiden <seiden@linux.ibm.com>
To: Sean Christopherson <seanjc@google.com>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH] KVM: Add missing debugfs cleanup in kvm_init error path
Date: Fri, 10 Jul 2026 10:35:21 +0200 [thread overview]
Message-ID: <20260710083521.984749-D-seiden@linux.ibm.com> (raw)
In-Reply-To: <ak_R2YrPFRVVmX4P@google.com>
On Thu, Jul 09, 2026 at 09:52:41AM -0700, Sean Christopherson wrote:
> On Thu, Jul 09, 2026, Steffen Eiden wrote:
> > If any initialization after kvm_init_debug() fails the cleanup code did
> > not remove the debugfs entries. Therefore, the corresponding debugfs
> > entries where still alive but the backing fops are already freed,
> > creating a use-after-free scenario. Fix this by removing the debugfs
> > entries if vfio init fails.
>
> Already posted, and applied locally on my end.
>
> https://lore.kernel.org/all/20260706095910.39798-1-leixiang%40kylinos.cn
Oh sorry, I missed that.
prev parent reply other threads:[~2026-07-10 8:35 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-09 15:21 [PATCH] KVM: Add missing debugfs cleanup in kvm_init error path Steffen Eiden
2026-07-09 16:52 ` Sean Christopherson
2026-07-10 8:35 ` Steffen Eiden [this message]
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