netdev - Re: [PATCH v2 net] net: defer final 'struct net' free in netns dismantle

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Message-Id: 
 <173353683001.2872036.8357639444032683736.git-patchwork-notify@kernel.org>
Date: Sat, 07 Dec 2024 02:00:30 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Eric Dumazet <edumazet@...gle.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
 netdev@...r.kernel.org, eric.dumazet@...il.com, i.maximets@....org,
 dan.streetman@...onical.com, steffen.klassert@...unet.com
Subject: Re: [PATCH v2 net] net: defer final 'struct net' free in netns dismantle

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Wed,  4 Dec 2024 12:54:55 +0000 you wrote:
> Ilya reported a slab-use-after-free in dst_destroy [1]
> 
> Issue is in xfrm6_net_init() and xfrm4_net_init() :
> 
> They copy xfrm[46]_dst_ops_template into net->xfrm.xfrm[46]_dst_ops.
> 
> But net structure might be freed before all the dst callbacks are
> called. So when dst_destroy() calls later :
> 
> [...]

Here is the summary with links:
  - [v2,net] net: defer final 'struct net' free in netns dismantle
    https://git.kernel.org/netdev/net/c/0f6ede9fbc74

You are awesome, thank you!
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