netdev - Re: [PATCH net] net: phy: fix null-ptr-deref while probe() failed

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Message-Id: <166957681596.30355.9393526382130336310.git-patchwork-notify@kernel.org>
Date:   Sun, 27 Nov 2022 19:20:15 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Yang Yingliang <yangyingliang@...wei.com>
Cc:     netdev@...r.kernel.org, andrew@...n.ch, hkallweit1@...il.com,
        linux@...linux.org.uk, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, afleming@...escale.com,
        jgarzik@...ox.com
Subject: Re: [PATCH net] net: phy: fix null-ptr-deref while probe() failed

Hello:

This patch was applied to netdev/net.git (master)
by David S. Miller <davem@...emloft.net>:

On Wed, 23 Nov 2022 21:28:08 +0800 you wrote:
> I got a null-ptr-deref report as following when doing fault injection test:
> 
> BUG: kernel NULL pointer dereference, address: 0000000000000058
> Oops: 0000 [#1] PREEMPT SMP KASAN PTI
> CPU: 1 PID: 253 Comm: 507-spi-dm9051 Tainted: G    B            N 6.1.0-rc3+
> Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014
> RIP: 0010:klist_put+0x2d/0xd0
> Call Trace:
>  <TASK>
>  klist_remove+0xf1/0x1c0
>  device_release_driver_internal+0x23e/0x2d0
>  bus_remove_device+0x1bd/0x240
>  device_del+0x357/0x770
>  phy_device_remove+0x11/0x30
>  mdiobus_unregister+0xa5/0x140
>  release_nodes+0x6a/0xa0
>  devres_release_all+0xf8/0x150
>  device_unbind_cleanup+0x19/0xd0
> 
> [...]

Here is the summary with links:
  - [net] net: phy: fix null-ptr-deref while probe() failed
    https://git.kernel.org/netdev/net/c/369eb2c9f1f7

You are awesome, thank you!
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