Subject: Re: [PATCH bpf-next] bpf,sockmap: fix sk->sk_forward_alloc warn_on in sk_stream_kill_queues

From: [email-masked]
Date: Tue, 31 May 2022 23:50:13 +0000

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <[email-masked]>:

On Tue, 24 May 2022 15:53:11 +0800 you wrote:
> During TCP sockmap redirect pressure test, the following warning is triggered:
> WARNING: CPU: 3 PID: 2145 at net/core/stream.c:205 sk_stream_kill_queues+0xbc/0xd0
> CPU: 3 PID: 2145 Comm: iperf Kdump: loaded Tainted: G        W         5.10.0+ #9
> Call Trace:
>  inet_csk_destroy_sock+0x55/0x110
>  inet_csk_listen_stop+0xbb/0x380
>  tcp_close+0x41b/0x480
>  inet_release+0x42/0x80
>  __sock_release+0x3d/0xa0
>  sock_close+0x11/0x20
>  __fput+0x9d/0x240
>  task_work_run+0x62/0x90
>  exit_to_user_mode_prepare+0x110/0x120
>  syscall_exit_to_user_mode+0x27/0x190
>  entry_SYSCALL_64_after_hwframe+0x44/0xa9
> 
> [...]

Here is the summary with links:
  - [bpf-next] bpf,sockmap: fix sk->sk_forward_alloc warn_on in sk_stream_kill_queues
    https://git.kernel.org/bpf/bpf-next/c/84dc313f7b79

You are awesome, thank you!
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