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Message-ID: <20250828064841.oOab1Z9K@linutronix.de>
Date: Thu, 28 Aug 2025 08:48:41 +0200
From: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To: Sean Christopherson <seanjc@...gle.com>
Cc: Paolo Bonzini <pbonzini@...hat.com>,
"Michael S. Tsirkin" <mst@...hat.com>,
Jason Wang <jasowang@...hat.com>, kvm@...r.kernel.org,
virtualization@...ts.linux.dev, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/3] vhost_task: Fix a bug where KVM wakes an exited
task
On 2025-08-27 17:16:35 [-0700], Sean Christopherson wrote:
> Nice! This fixes things too. Either solution works for me. Or maybe do both?
> Attempting to wake a task that vhost_task knows has exited (is exiting?) is a
> bit gross, but even with that hardening, guarding against UAF is very nice to
> have too.
I don't mind either way.
If this is requested I can submit a proper patch.
> Tested-by: Sean Christopherson <seanjc@...gle.com>
Sebastian
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