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Date: Tue, 19 Sep 2023 14:40:22 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Ziyang Xuan <william.xuanziyang@...wei.com>
Cc: jiri@...nulli.us, davem@...emloft.net, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org,
 liuhangbin@...il.com
Subject: Re: [PATCH net v5] team: fix null-ptr-deref when team device type is
 changed

Hello:

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

On Mon, 18 Sep 2023 20:30:11 +0800 you wrote:
> Get a null-ptr-deref bug as follows with reproducer [1].
> 
> BUG: kernel NULL pointer dereference, address: 0000000000000228
> ...
> RIP: 0010:vlan_dev_hard_header+0x35/0x140 [8021q]
> ...
> Call Trace:
>  <TASK>
>  ? __die+0x24/0x70
>  ? page_fault_oops+0x82/0x150
>  ? exc_page_fault+0x69/0x150
>  ? asm_exc_page_fault+0x26/0x30
>  ? vlan_dev_hard_header+0x35/0x140 [8021q]
>  ? vlan_dev_hard_header+0x8e/0x140 [8021q]
>  neigh_connected_output+0xb2/0x100
>  ip6_finish_output2+0x1cb/0x520
>  ? nf_hook_slow+0x43/0xc0
>  ? ip6_mtu+0x46/0x80
>  ip6_finish_output+0x2a/0xb0
>  mld_sendpack+0x18f/0x250
>  mld_ifc_work+0x39/0x160
>  process_one_work+0x1e6/0x3f0
>  worker_thread+0x4d/0x2f0
>  ? __pfx_worker_thread+0x10/0x10
>  kthread+0xe5/0x120
>  ? __pfx_kthread+0x10/0x10
>  ret_from_fork+0x34/0x50
>  ? __pfx_kthread+0x10/0x10
>  ret_from_fork_asm+0x1b/0x30
> 
> [...]

Here is the summary with links:
  - [net,v5] team: fix null-ptr-deref when team device type is changed
    https://git.kernel.org/netdev/net/c/492032760127

You are awesome, thank you!
-- 
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