netdev - Re: [PATCH net v2] net: set SOCK_RCU_FREE before inserting socket into hashtable

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Date: Fri, 10 Nov 2023 08:40:28 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Stanislav Fomichev <sdf@...gle.com>
Cc: netdev@...r.kernel.org, davem@...emloft.net, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com
Subject: Re: [PATCH net v2] net: set SOCK_RCU_FREE before inserting socket into
 hashtable

Hello:

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

On Wed,  8 Nov 2023 13:13:25 -0800 you wrote:
> We've started to see the following kernel traces:
> 
>  WARNING: CPU: 83 PID: 0 at net/core/filter.c:6641 sk_lookup+0x1bd/0x1d0
> 
>  Call Trace:
>   <IRQ>
>   __bpf_skc_lookup+0x10d/0x120
>   bpf_sk_lookup+0x48/0xd0
>   bpf_sk_lookup_tcp+0x19/0x20
>   bpf_prog_<redacted>+0x37c/0x16a3
>   cls_bpf_classify+0x205/0x2e0
>   tcf_classify+0x92/0x160
>   __netif_receive_skb_core+0xe52/0xf10
>   __netif_receive_skb_list_core+0x96/0x2b0
>   napi_complete_done+0x7b5/0xb70
>   <redacted>_poll+0x94/0xb0
>   net_rx_action+0x163/0x1d70
>   __do_softirq+0xdc/0x32e
>   asm_call_irq_on_stack+0x12/0x20
>   </IRQ>
>   do_softirq_own_stack+0x36/0x50
>   do_softirq+0x44/0x70
> 
> [...]

Here is the summary with links:
  - [net,v2] net: set SOCK_RCU_FREE before inserting socket into hashtable
    https://git.kernel.org/netdev/net/c/871019b22d1b

You are awesome, thank you!
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