netdev - Re: [PATCH net] ipv6: fix WARNING in ip6_route_net_exit

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Date:   Thu, 03 Nov 2022 04:00:15 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Zhengchao Shao <shaozhengchao@...wei.com>
Cc:     netdev@...r.kernel.org, davem@...emloft.net,
        yoshfuji@...ux-ipv6.org, dsahern@...nel.org, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, dlezcano@...ibm.com,
        benjamin.thery@...l.net, weiyongjun1@...wei.com,
        yuehaibing@...wei.com
Subject: Re: [PATCH net] ipv6: fix WARNING in ip6_route_net_exit_late()

Hello:

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

On Wed, 2 Nov 2022 10:06:10 +0800 you wrote:
> During the initialization of ip6_route_net_init_late(), if file
> ipv6_route or rt6_stats fails to be created, the initialization is
> successful by default. Therefore, the ipv6_route or rt6_stats file
> doesn't be found during the remove in ip6_route_net_exit_late(). It
> will cause WRNING.
> 
> The following is the stack information:
> name 'rt6_stats'
> WARNING: CPU: 0 PID: 9 at fs/proc/generic.c:712 remove_proc_entry+0x389/0x460
> Modules linked in:
> Workqueue: netns cleanup_net
> RIP: 0010:remove_proc_entry+0x389/0x460
> PKRU: 55555554
> Call Trace:
> <TASK>
> ops_exit_list+0xb0/0x170
> cleanup_net+0x4ea/0xb00
> process_one_work+0x9bf/0x1710
> worker_thread+0x665/0x1080
> kthread+0x2e4/0x3a0
> ret_from_fork+0x1f/0x30
> </TASK>
> 
> [...]

Here is the summary with links:
  - [net] ipv6: fix WARNING in ip6_route_net_exit_late()
    https://git.kernel.org/netdev/net/c/768b3c745fe5

You are awesome, thank you!
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