netdev - Re: [PATCH net] net: mana: cleanup mana struct after debugfs

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Message-Id: 
 <174186903377.1494261.697056613145771727.git-patchwork-notify@kernel.org>
Date: Thu, 13 Mar 2025 12:30:33 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Shradha Gupta <shradhagupta@...ux.microsoft.com>
Cc: linux-hyperv@...r.kernel.org, netdev@...r.kernel.org,
 longli@...rosoft.com, schakrabarti@...ux.microsoft.com,
 erick.archer@...look.com, leon@...nel.org, ernis@...ux.microsoft.com,
 kotaranov@...rosoft.com, peterz@...radead.org, mlevitsk@...hat.com,
 yury.norov@...il.com, michal.swiatkowski@...ux.intel.com, pabeni@...hat.com,
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 kys@...rosoft.com, shradhagupta@...rosoft.com, stable@...r.kernel.org
Subject: Re: [PATCH net] net: mana: cleanup mana struct after debugfs_remove()

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Tue, 11 Mar 2025 03:17:40 -0700 you wrote:
> When on a MANA VM hibernation is triggered, as part of hibernate_snapshot(),
> mana_gd_suspend() and mana_gd_resume() are called. If during this
> mana_gd_resume(), a failure occurs with HWC creation, mana_port_debugfs
> pointer does not get reinitialized and ends up pointing to older,
> cleaned-up dentry.
> Further in the hibernation path, as part of power_down(), mana_gd_shutdown()
> is triggered. This call, unaware of the failures in resume, tries to cleanup
> the already cleaned up  mana_port_debugfs value and hits the following bug:
> 
> [...]

Here is the summary with links:
  - [net] net: mana: cleanup mana struct after debugfs_remove()
    https://git.kernel.org/netdev/net/c/3e64bb2ae7d9

You are awesome, thank you!
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