netdev - Re: [PATCH net 1/1] ibmvnic: fix race between xmit and reset

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Message-ID: <20220316125941.2a11d68e@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Wed, 16 Mar 2022 12:59:41 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Sukadev Bhattiprolu <sukadev@...ux.ibm.com>
Cc:     netdev@...r.kernel.org, Brian King <brking@...ux.ibm.com>,
        Dany Madden <drt@...ux.ibm.com>,
        Rick Lindsley <ricklind@...ux.ibm.com>,
        Vaishnavi Bhat <vaish123@...ibm.com>
Subject: Re: [PATCH net 1/1] ibmvnic: fix race between xmit and reset

On Tue, 15 Mar 2022 18:23:15 -0700 Sukadev Bhattiprolu wrote:
> Subject: [PATCH net 1/1] ibmvnic: fix race between xmit and reset
> 
> There is a race between reset and the transmit paths that can lead to
> ibmvnic_xmit() accessing an scrq after it has been freed in the reset
> path. It can result in a crash like:

This one does not apply cleanly on net.