linux-kernel - Re: [PATCH] virtio_blk: NULL out vqs to avoid double free on failed resume

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Message-Id: <176247202182.294230.13399520810544725524.b4-ty@kernel.dk>
Date: Thu, 06 Nov 2025 16:33:41 -0700
From: Jens Axboe <axboe@...nel.dk>
To: "Michael S. Tsirkin" <mst@...hat.com>, Jason Wang <jasowang@...hat.com>, 
 Xuan Zhuo <xuanzhuo@...ux.alibaba.com>, 
 Eugenio Pérez <eperezma@...hat.com>, 
 Paolo Bonzini <pbonzini@...hat.com>, Stefan Hajnoczi <stefanha@...hat.com>, 
 Cong Zhang <cong.zhang@....qualcomm.com>
Cc: linux-arm-msm@...r.kernel.org, virtualization@...ts.linux.dev, 
 linux-block@...r.kernel.org, linux-kernel@...r.kernel.org, 
 pavan.kondeti@....qualcomm.com
Subject: Re: [PATCH] virtio_blk: NULL out vqs to avoid double free on
 failed resume

On Tue, 21 Oct 2025 19:07:56 +0800, Cong Zhang wrote:
> The vblk->vqs releases during freeze. If resume fails before vblk->vqs
> is allocated, later freeze/remove may attempt to free vqs again.
> Set vblk->vqs to NULL after freeing to avoid double free.
> 
> 

Applied, thanks!

[1/1] virtio_blk: NULL out vqs to avoid double free on failed resume
      commit: 0739c2c6a015604a7c01506bea28200a2cc2e08c

Best regards,
-- 
Jens Axboe