netdev - Re: [PATCH bpf] sock_map: add a cond_resched() in sock_hash

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Message-Id: 
 <172608663475.1037972.14564220776253114097.git-patchwork-notify@kernel.org>
Date: Wed, 11 Sep 2024 20:30:34 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Eric Dumazet <edumazet@...gle.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
 daniel@...earbox.net, ast@...nel.org, martin.lau@...ux.dev,
 andrii@...nel.org, netdev@...r.kernel.org, bpf@...r.kernel.org,
 eric.dumazet@...il.com, syzkaller@...glegroups.com, john.fastabend@...il.com,
 jakub@...udflare.com
Subject: Re: [PATCH bpf] sock_map: add a cond_resched() in sock_hash_free()

Hello:

This patch was applied to bpf/bpf-next.git (net)
by Daniel Borkmann <daniel@...earbox.net>:

On Fri,  6 Sep 2024 15:44:49 +0000 you wrote:
> Several syzbot soft lockup reports all have in common sock_hash_free()
> 
> If a map with a large number of buckets is destroyed, we need to yield
> the cpu when needed.
> 
> Fixes: 75e68e5bf2c7 ("bpf, sockhash: Synchronize delete from bucket list on map free")
> Reported-by: syzbot <syzkaller@...glegroups.com>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: John Fastabend <john.fastabend@...il.com>
> Cc: Jakub Sitnicki <jakub@...udflare.com>
> 
> [...]

Here is the summary with links:
  - [bpf] sock_map: add a cond_resched() in sock_hash_free()
    https://git.kernel.org/bpf/bpf-next/c/b1339be951ad

You are awesome, thank you!
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