linux-kernel - Re: use-after-free in srpt_enable

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Message-ID: <ed7e268e-94c5-38b1-286d-e2cb10412334@acm.org>
Date:   Mon, 27 Jun 2022 09:37:21 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Mike Christie <michael.christie@...cle.com>
Cc:     "lizhijian@...itsu.com" <lizhijian@...itsu.com>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Leon Romanovsky <leon@...nel.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        "target-devel@...r.kernel.org" <target-devel@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: use-after-free in srpt_enable_tpg()

On 6/27/22 00:09, lizhijian@...itsu.com wrote:
> So far, I doubt if the previous defect of configfs mentioned in
> 9b64f7d0b: "(RDMA/srpt: Postpone HCA removal until after configfs
> directory removal)" has got a better solution. if not, i have no a
> clear mechanism to avoid it yet.
> 
> feedbacks are very welcome.
Mike, are you perhaps aware of any plans to add functions to the LIO 
core for removing tpg and wwn objects?

Thanks,

Bart.